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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 10-Q
(Mark One)
QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the quarterly period ended December 31, 2023
OR
TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
Commission file number: 001-36557
ADVANCED DRAINAGE SYSTEMS, INC.
(Exact name of registrant as specified in its charter)
Delaware51-0105665
(State or Other Jurisdiction of
Incorporation or Organization)
(I.R.S. Employer
Identification No.)
4640 Trueman Boulevard, Hilliard, Ohio 43026
(Address of Principal Executive Offices, Including Zip Code)
(614) 658-0050
(Registrant’s Telephone Number, Including Area Code)
Securities registered pursuant to Section 12(b) of the Act:
Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Stock, $0.01 par value per shareWMSNew York Stock Exchange
Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes No
Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes No
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. (Check one):
Large Accelerated FilerAccelerated Filer
Non-Accelerated FilerSmaller Reporting Company
Emerging Growth Company  
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.
Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act). Yes No
As of January 31, 2024, the registrant had 77,616,828 shares of common stock outstanding, which excludes 206,524 shares of unvested restricted common stock. The shares of common stock trade on the New York Stock Exchange under the ticker symbol “WMS.”


TABLE OF CONTENTS
   
 Page
   
 
   
 
   
 
   
 
   
 
   
 
   
   
   
   
  
   
   
   
   
  
   
   
   
- ii -

PART I. FINANCIAL INFORMATION

ADVANCED DRAINAGE SYSTEMS, INC. AND SUBSIDIARIES
CONDENSED CONSOLIDATED BALANCE SHEETS
(Unaudited) (In thousands, except par value)
 December 31, 2023 March 31, 2023
ASSETS   
Current assets:   
Cash$560,744 $217,128 
Receivables (less allowance for doubtful accounts of $6,058 and $8,227, respectively)
240,810306,945
Inventories405,409463,994
Other current assets31,45929,422
Total current assets1,238,4221,017,489
Property, plant and equipment, net810,887733,059
Other assets:
Goodwill617,397620,193
Intangible assets, net365,631407,627
Other assets129,622122,757
Total assets$3,161,959 $2,901,125 
LIABILITIES, MEZZANINE EQUITY AND STOCKHOLDERS’ EQUITY
Current liabilities:
Current maturities of debt obligations$12,275 $14,693 
Current maturities of finance lease obligations12,8448,541
Accounts payable207,902210,111
Other accrued liabilities162,275142,400
Accrued income taxes13,8293,057
Total current liabilities409,125378,802
Long-term debt obligations (less unamortized debt issuance costs of $10,270 and $11,804, respectively)
1,261,7421,269,391
Long-term finance lease obligations37,94732,272
Deferred tax liabilities159,296159,056
Other liabilities71,98066,744
Total liabilities1,940,0901,906,265
Commitments and contingencies (see Note 9)
Mezzanine equity:
Redeemable common stock: $0.01 par value; 7,488 and 9,429 shares outstanding, respectively
121,686153,220
Total mezzanine equity121,686153,220
Stockholders’ equity:
Common stock; $0.01 par value: 1,000,000 shares authorized; 81,415 and 79,057
 shares issued, respectively; 70,200 and 69,518 shares outstanding, respectively
11,67011,647
Paid-in capital1,195,8931,134,864
Common stock in treasury, at cost(1,110,670)(920,999)
Accumulated other comprehensive loss(26,601)(27,580)
Retained earnings1,008,270626,215
Total ADS stockholders’ equity1,078,562824,147
Noncontrolling interest in subsidiaries21,62117,493
Total stockholders’ equity1,100,183841,640
Total liabilities, mezzanine equity and stockholders’ equity$3,161,959 $2,901,125 
See accompanying Notes to Condensed Consolidated Financial Statements.
- 3 -

ADVANCED DRAINAGE SYSTEMS, INC. AND SUBSIDIARIES
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
(Unaudited) (In thousands, except per share data)
 Three Months Ended December 31,Nine Months Ended December 31,
 2023 202220232022
Net sales$662,367 $655,167 $2,220,633 $2,453,562 
Cost of goods sold402,518 431,250 1,326,647 1,557,575 
Gross profit259,849 223,917 893,986 895,987 
Operating expenses:
Selling, general and administrative91,289 85,936 269,525 261,095 
Loss (gain) on disposal of assets and costs from exit and disposal activities
2,512 (348)(10,669)(147)
Intangible amortization12,782 13,842 38,376 41,360 
Income from operations153,266 124,487 596,754 593,679 
Other expense:
Interest expense22,331 20,001 65,984 49,334 
Derivative gain and other income, net(4,772)(4,125)(15,827)(5,632)
Income before income taxes135,707 108,611 546,597 549,977 
Income tax expense30,131 26,068 132,665 128,641 
Equity in net income of unconsolidated affiliates(1,304)(639)(3,880)(3,705)
Net income106,880 83,182 417,812 425,041 
Less: net income attributable to noncontrolling interest1,241 1,142 2,719 3,848 
Net income attributable to ADS$105,639 $82,040 $415,093 $421,193 
Weighted average common shares outstanding:
Basic77,857 82,067 78,455 82,891 
Diluted78,586 82,987 79,188 83,980 
Net income per share:
Basic$1.36 $1.00 $5.29 $5.08 
Diluted$1.34 $0.99 $5.24 $5.02 
See accompanying Notes to Condensed Consolidated Financial Statements.

- 4 -

ADVANCED DRAINAGE SYSTEMS, INC. AND SUBSIDIARIES
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME
(Unaudited) (In thousands)
 Three Months Ended December 31,Nine Months Ended December 31,
 2023202220232022
Net income$106,880 $83,182 $417,812 $425,041 
Currency translation gain (loss)4,020 4,973 2,388 (4,688)
Comprehensive income110,900 88,155 420,200 420,353 
Less: other comprehensive income attributable to noncontrolling interest
963 1,069 1,409 797 
Less: net income attributable to noncontrolling interest1,241 1,142 2,719 3,848 
Total comprehensive income attributable to ADS$108,696 $85,944 $416,072 $415,708 
See accompanying Notes to Condensed Consolidated Financial Statements.
- 5 -

ADVANCED DRAINAGE SYSTEMS, INC. AND SUBSIDIARIES
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS
(Unaudited) (In thousands)
 Nine Months Ended
December 31,
 2023 2022
Cash Flows from Operating Activities   
Net income$417,812 $425,041 
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization112,014107,346
Deferred income taxes335(4,165)
Gain on disposal of assets and costs from exit and disposal activities(10,669)(147)
Stock-based compensation23,63619,912
Amortization of deferred financing charges1,533909
Fair market value adjustments to derivatives(162)2,309
Equity in net income of unconsolidated affiliates(3,880)(3,705)
Other operating activities5,7202,732
Changes in working capital:
Receivables67,23099,958
Inventories59,75234,871
Prepaid expenses and other current assets(534)(4,532)
Accounts payable, accrued expenses, and other liabilities27,475(20,091)
Net cash provided by operating activities700,262660,438
Cash Flows from Investing Activities
Capital expenditures(136,385)(126,858)
Proceeds from disposition of assets19,979 
Acquisition, net of cash acquired(48,010)
Other investing activities52746
Net cash used in investing activities(115,879)(174,822)
Cash Flows from Financing Activities
Payments on syndicated Term Loan Facility(5,250)(5,250)
Proceeds from Revolving Credit Agreement26,200
Payments on Revolving Credit Agreement(140,500)
Proceeds from Amended Revolving Credit Agreement97,000
Payments on Amended Revolving Credit Agreement(97,000)
Proceeds from Senior Notes due 2030500,000
Debt issuance costs(11,575)
Payments on Equipment Financing(6,361)(10,213)
Payments on finance lease obligations(8,624)(4,954)
Repurchase of common stock(178,187)(375,027)
Cash dividends paid(33,111)(30,111)
Dividends paid to noncontrolling interest holder(3,652)
Proceeds from exercise of stock options3,9565,145
Payment of withholding taxes on vesting of restricted stock units(8,859)(28,653)
Net cash used in financing activities(236,436)(78,590)
Effect of exchange rate changes on cash1,271(461)
Net change in cash349,218406,565
Cash and restricted cash at beginning of period217,12820,125
Cash and restricted cash at end of period$566,346 $426,690 
 
RECONCILIATION TO BALANCE SHEET
Cash$560,744 
Restricted cash (included in Other assets in the Condensed Consolidated Balance Sheets)5,602
Total cash and restricted cash$566,346 
See accompanying Notes to Condensed Consolidated Financial Statements.
- 6 -

ADVANCED DRAINAGE SYSTEMS, INC. AND SUBSIDIARIES
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY AND MEZZANINE EQUITY
(Unaudited) (In thousands)
Common
Stock
Paid
-In
Capital
Common
Stock in
Treasury
Accumulated
Other Compre-hensive
Loss
Retained Earnings
Total ADS
Stockholders’ Equity
Non-
controlling
Interest in
 Subsidiaries
Total
Stock-
holders’
Equity
 
Redeemable Common Stock
Redeemable Convertible
Preferred Stock
Total
Mezzanine
Equity
SharesAmountSharesAmount  Shares Amount Shares Amount
Balance at October 1, 202278,519$11,642 $1,119,453 5,314$(536,697)$(33,775)$477,790 $1,038,413 $17,329 $1,055,742 9,840$159,928 $ $159,928 
Net income82,04082,0401,14283,182
Other comprehensive income3,9043,9041,0694,973
Common stock dividends ($0.12 per share)
(9,819)(9,819)(9,819)
Share repurchases1,891(179,864)(179,864)(179,864)
Dividends paid to noncontrolling interest holder— (1,925)(1,925)
KSOP redeemable common stock conversion17122,7982,8002,800(171)(2,800)(2,800)
Exercise of common stock options17485485485
Restricted stock awards78135(3,141)(3,140)(3,140)
Stock-based compensation expense
6,1796,1796,179
Balance at December 31, 202278,785$11,645 $1,128,915 7,240 $(719,702)$(29,871)$550,011 $940,998 $17,615 $958,613 9,669 $157,128 $157,128 
Balance at April 1, 202275,529 $11,612 $1,065,628 3,220 $(318,691)$(24,386)$158,876 $893,039 $16,622 $909,661  $ 15,630 $195,384 $195,384 
Net income— — — — — — 421,193 421,193 3,848 425,041 — — — — — 
Other comprehensive (loss) income— — — — — (5,485)— (5,485)797 (4,688)— — — — — 
Common stock dividends ($0.36 per share)
— — — — — — (30,058)(30,058)— (30,058)— — — — — 
Dividends paid to noncontrolling interest holder— — — — — — — — (3,652)(3,652)— — — — — 
Share repurchases— — — 3,756 (375,027)— — (375,027)— (375,027)— — — — — 
ESOP share conversion— — — — — — — — — — 12,022 195,384 (15,630)(195,384) 
KSOP redeemable common stock conversion2,353 24 38,232 — — — — 38,256 — 38,256 (2,353)(38,256)— — (38,256)
Exercise of common stock options200 2 5,143 — — — — 5,145 — 5,145 — — — — — 
Restricted stock awards176 2 — 59 (5,633)— — (5,631)— (5,631)— — — — — 
Performance-based restricted stock units527 5 — 205 (20,351)— — (20,346)— (20,346)— — — — — 
Stock-based compensation expense— — 19,912 — — — — 19,912 — 19,912 — — — — — 
Balance at December 31, 202278,785 $11,645 $1,128,915 7,240 $(719,702)$(29,871)$550,011 $940,998 $17,615 $958,613 9,669 $157,128   $157,128 

See accompanying Notes to Condensed Consolidated Financial Statements.
- 7 -

ADVANCED DRAINAGE SYSTEMS, INC. AND SUBSIDIARIES
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY AND MEZZANINE EQUITY
(Unaudited) (In thousands)
Common
Stock
Paid
-In
Capital
Common
Stock in
Treasury
Accumulated
Other Compre-hensive
Loss
Retained Earnings
Total ADS
Stockholders’ Equity
Non-
controlling
Interest in
 Subsidiaries
Total
Stock-
holders’
Equity
 
Redeemable Common Stock
Total
Mezzanine
Equity
SharesAmountSharesAmount  Shares Amount
Balance at October 1, 202380,635$11,663 $1,173,574 10,617$(1,039,717)$(29,658)$913,551 $1,029,413 $19,417 $1,048,830 8,206$133,349 $133,349 
Net income105,639105,6391,241106,880
Other comprehensive income3,0573,0579634,020
Common stock dividends ($0.14 per share)
(10,920)(10,920)(10,920)
Share repurchases598(70,905)(70,905)(70,905)
KSOP redeemable common stock conversion718711,65611,66311,663(718)(11,663)(11,663)
Exercise of common stock options411,3331,3331,333
Restricted stock awards1(48)(48)(48)
Stock-based compensation expense
7,4027,4027,402
ESPP Share Issuance20— 1,927 — — — — 1,927 — 1,927 — — — 
Other— 1 — — — — 1 — 1 — — — 
Balance at December 31, 202381,415$11,670 $1,195,893 11,215 $(1,110,670)$(26,601)$1,008,270 $1,078,562 $21,621 $1,100,183 7,488 $121,686 $121,686 
Balance at April 1, 202379,057 $11,647 $1,134,864 9,539 $(920,999)$(27,580)$626,215 $824,147 $17,493 $841,640 9,429 $153,220 $153,220 
Net income— — — — — — 415,093 415,093 2,719 417,812 — — — 
Other comprehensive income— — — — — 979 — 979 1,409 2,388 — — — 
Common stock dividends ($0.42 per share)
— — — — — — (33,038)(33,038)— (33,038)— — — 
Share repurchases— — — 1,579 (180,812)— — (180,812)— (180,812)— — — 
KSOP redeemable common stock conversion1,941 19 31,515 — — — — 31,534 — 31,534 (1,941)(31,534)(31,534)
Exercise of common stock options97 1 3,955 — — — — 3,956 — 3,956 — — — 
Restricted stock awards100 1 — 25 (2,463)— — (2,462)— (2,462)— — — 
Performance-based restricted stock units200 2 — 72 (6,396)— — (6,394)— (6,394)— — — 
Stock-based compensation expense— — 23,636 — — — — 23,636 — 23,636 — — — 
ESPP Share Issuance20 — 1,927 — — — — 1,927 — 1,927 — — — 
Other— — (4)— — — — (4)— (4)— — — 
Balance at December 31, 202381,415 $11,670 $1,195,893 11,215 $(1,110,670)$(26,601)$1,008,270 $1,078,562 $21,621 $1,100,183 7,488 $121,686 $121,686 
See accompanying Notes to Condensed Consolidated Financial Statements.
- 8 -

ADVANCED DRAINAGE SYSTEMS, INC. AND SUBSIDIARIES
NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS
(UNAUDITED)
1.BACKGROUND AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Description of Business - Advanced Drainage Systems, Inc., incorporated in Delaware, and its subsidiaries (collectively referred to as “ADS” or the “Company”) designs, manufactures and markets innovative water management solutions in the stormwater and onsite septic wastewater industries, providing superior drainage solutions for use in the construction and agriculture marketplace. ADS’s products are used across a broad range of end markets and applications, including non-residential, infrastructure and agriculture applications.
The Company is managed and reports results of operations in three reportable segments: Pipe, Infiltrator Water Technologies Ultimate Holdings, Inc (“Infiltrator”) and International. The Company also reports the results of its Allied Products and all other business segments as Allied Products and Other.
Historically, sales of the Company’s products have been higher in the first and second quarters of each fiscal year due to favorable weather and longer daylight conditions accelerating construction activity during these periods. Seasonal variations in operating results may also be impacted by inclement weather conditions, such as cold or wet weather, which can delay projects.
Basis of Presentation - The Company prepares its Condensed Consolidated Financial Statements in accordance with accounting principles generally accepted in the United States of America (“GAAP”). The Condensed Consolidated Balance Sheet as of March 31, 2023 was derived from audited financial statements included in the Annual Report on Form 10-K for the year ended March 31, 2023 (“Fiscal 2023 Form 10-K”). The accompanying unaudited Condensed Consolidated Financial Statements contain all adjustments, of a normal recurring nature, necessary to present fairly its financial position as of December 31, 2023 and the results of operations for the three and nine months ended December 31, 2023 and cash flows for the nine months ended December 31, 2023. The interim Condensed Consolidated Financial Statements should be read in conjunction with the audited Consolidated Financial Statements, including the notes thereto, filed in the Company’s Fiscal 2023 Form 10-K.
Principles of Consolidation - The Condensed Consolidated Financial Statements include the Company, its wholly-owned subsidiaries, its majority-owned subsidiaries and variable interest entities (“VIEs”) of which the Company is the primary beneficiary. The Company uses the equity method of accounting for equity investments where it exercises significant influence but does not hold a controlling financial interest. Such investments are recorded in Other assets in the Condensed Consolidated Balance Sheets and the related equity earnings from these investments are included in Equity in net income of unconsolidated affiliates in the Condensed Consolidated Statements of Operations. All intercompany balances and transactions have been eliminated in consolidation.
Recent Accounting Guidance
Improvements to Reportable Segment Disclosures - In November 2023, the Financial Accounting Standards Board (“FASB”) issued an accounting standards update (“ASU”) to amend ASC 280, Segment Reporting to enhance segment disclosure requirements, primarily through enhanced disclosures about significant segment expenses. In addition, the amendments enhance interim disclosure requirements, clarify circumstances in which an entity can disclose multiple segment measures of profit or loss, provide new segment disclosure requirements for entities with a single reportable segment, and contain other disclosure requirements. The amendments are effective for fiscal years beginning after December 15, 2023 and interim periods within fiscal years beginning after December 15, 2024. The amendments must be applied retrospectively to all periods presented in the financial statements. The Company is currently evaluating the impact of this standard on the Consolidated Financial Statements.
Improvements to Income Tax Disclosures - In December 2023, the FASB issued an ASU to amend ASC 740, Income Taxes to enhance the transparency and usefulness of income tax disclosures, primarily related to the rate reconciliation and income taxes paid information. The amendments may be applied prospectively or retrospectively and are effective for fiscal years beginning after December 15, 2024. The Company is currently evaluating the impact of this standard on the Consolidated Financial Statements.
Except for the pronouncements described above, there have been no new accounting pronouncements issued or adopted since the filing of the Fiscal 2023 Form 10-K that have significance, or potential significance, to the Consolidated Financial Statements.

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2.GAIN ON DISPOSAL OF ASSETS AND COSTS FROM EXIT AND DISPOSAL ACTIVITIES
On April 14, 2023, the Company completed its divestiture of substantially all of the assets of Spartan Concrete, Inc. to a third party purchaser for consideration of $20.0 million. The Company recognized a gain on the sale of $14.9 million in the Condensed Consolidated Statements of Operations. Prior to the divestiture, the Company recorded the results of operations in Allied & Other.
3.REVENUE RECOGNITION
Revenue Disaggregation - The Company disaggregates net sales by Domestic, International and Infiltrator and further disaggregates Domestic and International by product type, consistent with its reportable segment disclosure. This disaggregation level best depicts how the nature, amount, timing and uncertainty of revenue and cash flows are affected by economic factors. Refer to “Note 12. Business Segments Information” for the Company’s disaggregation of Net sales by reportable segment.
Contract Balances - The Company recognizes a contract asset representing the Company’s right to recover products upon the receipt of returned products and a contract liability for the customer refund. The following table presents the balance of the Company’s contract asset and liability as of the periods presented:
(In thousands)December 31, 2023March 31, 2023
Contract asset - product returns$1,546 $933 
Refund liability4,628 2,664 
4.LEASES
Nature of the Company’s Leases - The Company has operating and finance leases for plants, yards, corporate offices, tractors, trailers and other equipment. The Company’s leases have remaining terms of less than one year to 14 years. A portion of the Company’s yard leases include an option to extend the leases for up to five years. The Company has included renewal options which are reasonably certain to be exercised in its right-of-use assets and lease liabilities.
5.INVENTORIES
Inventories as of the periods presented consisted of the following:
(In thousands)December 31, 2023March 31, 2023
Raw materials$106,097 $108,206 
Finished goods299,312355,788
Total inventories$405,409 $463,994 
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6.NET INCOME PER SHARE AND STOCKHOLDERS' EQUITY
Net Income per Share - The following table presents information necessary to calculate net income per share for the periods presented, as well as potentially dilutive securities excluded from the weighted average number of diluted common shares outstanding because their inclusion would have been anti-dilutive:
 Three Months Ended December 31,Nine Months Ended
December 31,
(In thousands, except per share data)2023202220232022
NET INCOME PER SHARE—BASIC:   
Net income available to common stockholders – Basic
$105,639 $82,040 $415,093 $421,193 
Weighted average number of common shares outstanding – Basic
77,857 82,067 78,455 82,891 
Net income per common share – Basic$1.36 $1.00 $5.29 $5.08 
NET INCOME PER SHARE—DILUTED:
Net income available to common stockholders – Diluted
$105,639 $82,040 $415,093 $421,193 
Weighted average number of common shares outstanding – Basic
77,857 82,067 78,455 82,891 
Assumed restricted stock75 114 60 131 
Assumed exercise of stock options595 626 597 702 
Assumed performance units59 180 76 256 
Weighted average number of common shares outstanding – Diluted
78,58682,98779,18883,980
Net income per common share – Diluted$1.34 $0.99 $5.24 $5.02 
Potentially dilutive securities excluded as anti-dilutive
19 42 46 45 
7.RELATED PARTY TRANSACTIONS
ADS Mexicana - ADS conducts business in Mexico and Central America through its joint venture, ADS Mexicana, S.A. de C.V. (“ADS Mexicana”). ADS owns 51% of the outstanding stock of ADS Mexicana and consolidates ADS Mexicana for financial reporting purposes.
On June 6, 2022, the Company and ADS Mexicana amended the Intercompany Revolving Credit Promissory Note (the “Intercompany Note”) with a borrowing capacity of $9.5 million. The Intercompany Note matures on June 8, 2027. The Intercompany Note indemnifies the ADS Mexicana joint venture partner for 49% of any unpaid borrowings. The interest rates under the Intercompany Note are determined by certain base rates or Secured Overnight Financing Rate (“SOFR”) plus an applicable margin based on the Leverage Ratio. As of both December 31, 2023 and March 31, 2023, there were no borrowings outstanding under the Intercompany Note.
South American Joint Venture - The Tuberias Tigre - ADS Limitada joint venture (the “South American Joint Venture”) manufactures and sells HDPE corrugated pipe in certain South American markets. ADS owns 50% of the South American Joint Venture. ADS is the guarantor of 50% of the South American Joint Venture’s credit arrangement, and the debt guarantee is shared equally with the joint venture partner. The Company’s maximum potential obligation under this guarantee is $5.5 million as of December 31, 2023. The maximum borrowings permitted under the South American Joint Venture’s credit facility are $11.0 million. The Company does not anticipate any required contributions related to the balance of this credit arrangement. As of December 31, 2023, there was no outstanding principal balance for the South American Joint Venture’s credit facility including letters of credit. As of March 31, 2023, the outstanding principal balances of the South American Joint Venture’s credit facility including letters of credit was $5.5 million.
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8.DEBT
Long-term debt as of the periods presented consisted of the following:
(In thousands)December 31, 2023 March 31, 2023
Term Loan Facility$422,000 $427,250 
Senior Notes due 2027350,000350,000 
Senior Notes due 2030500,000500,000 
Revolving Credit Facility 
Equipment Financing12,28718,638 
Total1,284,2871,295,888
Less: Unamortized debt issuance costs10,27011,804
Less: Current maturities12,27514,693
Long-term debt obligations$1,261,742 $1,269,391 
Senior Secured Credit Facilities – In May 2022, the Company entered into a Second Amendment (the “Second Amendment”) to the Company's Base Credit Agreement with Barclays Bank PLC, as administrative agent under the Term Loan Facility, PNC Bank, National Association, as new administrative agent under the Revolving Credit Facility. Among other things, the Second Amendment (i) amended the Base Credit Agreement by increasing the Revolving Credit Facility (the “Amended Revolving Credit Facility”) from $350 million to $600 million (including an increase of the sub-limit for the swing-line sub-facility from $50 million to $60 million), (ii) extended the maturity date of the Revolving Credit Facility to May 26, 2027, (iii) revised the “applicable margin” to provide an additional step-down to 175 basis points (for Term Benchmark based loans) and 75 basis points (for base rate loans) in the event the consolidated senior secured net leverage ratio is less than 2.00 to 1.00, and (iv) reset the “incremental amount” and the investment basket in non-guarantors and joint ventures. The Second Amendment also revised the reference interest rate from LIBOR to SOFR for both the Amended Revolving Credit Facility and the Term Loan Facility. Letters of credit outstanding at December 31, 2023 and March 31, 2023 amounted to $11.2 million and $9.7 million, respectively, and reduced the availability of the Revolving Credit Facility.
Senior Notes due 2027 – On September 23, 2019, the Company issued $350.0 million aggregate principal amount of 5.0% Senior Notes due 2027 (the “2027 Notes”) pursuant to an Indenture, dated September 23, 2019 (the “2027 Indenture”), among the Company, the guarantors party thereto (the “Guarantors”) and U.S. Bank National Association, as Trustee (the “Trustee”).
Senior Notes due 2030 – On June 9, 2022, the Company issued $500.0 million aggregate principal amount of 6.375% Senior Notes due 2030 (the “2030 Notes”) pursuant to an Indenture, dated June 9, 2022 (the “2030 Indenture”), among the Company, the Guarantors and the Trustee.
Equipment Financing – The assets under the Equipment Financing acquired are titled to the Company and included in Property, plant and equipment, net on the Company's Condensed Consolidated Balance Sheet. The equipment financing has an initial term of between 12 and 84 months, based on the life of the equipment, and bears a weighted average interest of 1.6% as of December 31, 2023. The current portion of the equipment financing is $5.3 million, and the long-term portion is $7.0 million at December 31, 2023.
Valuation of Debt - The carrying amounts of current financial assets and liabilities approximate fair value because of the immediate or short-term maturity of these items. The following table presents the carrying and fair value of the Company’s 2027 Notes, 2030 Notes and Equipment Financing for the periods presented:
 December 31, 2023 March 31, 2023
(In thousands)Fair ValueCarrying ValueFair Value Carrying Value
Senior Notes due 2027$340,883 $350,000 $333,970 $350,000 
Senior Notes due 2030506,075 500,000 496,605 500,000 
Equipment Financing11,940 12,287 17,921 18,638 
Total fair value$858,898 $862,287 $848,496 $868,638 
The fair values of the 2027 Notes and 2030 Notes were determined based on quoted market data for the Company’s 2027 Notes and 2030 Notes, respectively. The fair value of the Equipment Financing was determined based on a comparison of the interest rate and terms of such borrowings to the rates and terms of similar debt available for the
- 12 -

period. The categorization of the framework used to evaluate the 2027 Notes, 2030 Notes and Equipment Financing are considered Level 2. The Company believes the carrying amount of the remaining long-term debt, including the Term Loan Facility and Revolving Credit Facility, is not materially different from its fair value as the interest rates and terms of the borrowings are similar to currently available borrowings.
9.COMMITMENTS AND CONTINGENCIES
Purchase Commitments - The Company has historically secured supplies of resin raw material by agreeing to purchase quantities during a future given period at a fixed price. These purchase contracts typically ranged from 1 to 12 months and occur in the ordinary course of business. The Company does not have any outstanding purchase commitments with fixed price and quantity as of December 31, 2023. The Company also enters into equipment purchase contracts with manufacturers.
Litigation and Other Proceedings – The Company is involved from time to time in various legal proceedings that arise in the ordinary course of business, including but not limited to commercial disputes, environmental matters, employee related claims, intellectual property disputes and litigation in connection with transactions including acquisitions and divestitures. The Company does not believe that such litigation, claims, and administrative proceedings will have a material adverse impact on the Company’s financial position or results of operations. The Company records a liability when a loss is considered probable, and the amount can be reasonably estimated.
10.INCOME TAXES
The Company’s effective tax rate will vary based on a variety of factors, including overall profitability, the geographical mix of income before taxes and related tax rates in jurisdictions where it operates and other one-time charges, as well as the occurrence of discrete events. For the three months ended December 31, 2023 and 2022, the Company utilized an effective tax rate of 22.2% and 24.0%, respectively, to calculate its provision for income taxes. For the nine months ended December 31, 2023 and 2022, the Company utilized an effective tax rate of 24.3% and 23.4%, respectively, to calculate its provision for income taxes. State and local income taxes increased the effective rate for the three and nine months ended December 31, 2023 and 2022. Discrete income tax benefits related to amended state tax returns and the federal return to provision adjustment decreased the effective tax rate for the three months ended December 31, 2023. Additionally, discrete income tax benefit related to the stock-based compensation windfall decreased the effective tax rate for the three and nine months ended December 31, 2022.
11. STOCK-BASED COMPENSATION
ADS has several programs for stock-based payments to employees and non-employee members of its Board of Directors, including stock options, performance-based restricted stock units and restricted stock. The Company recognized stock-based compensation expense in the following line items of the Condensed Consolidated Statements of Operations for the periods presented:
Three Months Ended
December 31,
Nine Months Ended
December 31,
(In thousands)2023202220232022
Component of income before income taxes:
Cost of goods sold$1,316 $743 $3,473 $2,175 
Selling, general and administrative expenses6,0865,43620,16317,737
Total stock-based compensation expense$7,402 $6,179 $23,636 $19,912 
The following table summarizes stock-based compensation expense by award type for the periods presented:
 Three Months Ended
December 31,
Nine Months Ended
December 31,
(In thousands)2023202220232022
Stock-based compensation expense:  
Stock Options$1,305 $1,035 $4,046 $3,316 
Restricted Stock2,0501,7546,131 5,480 
Performance-based Restricted Stock Units3,1912,82711,110 9,619 
Employee Stock Purchase Plan313694  
Non-Employee Directors5435631,655 1,497 
Total stock-based compensation expense$7,402 $6,179 $23,636 $19,912 
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2017 Omnibus Incentive Plan - The 2017 Incentive Plan provides for the issuance of a maximum of 5.0 million shares of the Company’s common stock for awards made thereunder, which awards may consist of stock options, restricted stock, restricted stock units, stock appreciation rights, phantom stock, cash-based awards, performance awards (which may take the form of performance cash, performance units or performance shares) or other stock-based awards.
Restricted Stock – During the nine months ended December 31, 2023, the Company granted 0.1 million shares of restricted stock with a grant date fair value of $13.2 million.
Performance-based Restricted Stock Units (“Performance Units”) – During the nine months ended December 31, 2023, the Company granted 0.1 million performance share units at a grant date fair value of $8.7 million.
Options – During the nine months ended December 31, 2023, the Company granted 0.2 million nonqualified stock options under the 2017 Incentive Plan with a grant date fair value of $7.5 million. The Company estimates the fair value of stock options using a Black-Scholes option-pricing model. The following table summarizes the assumptions used to estimate the fair value of stock-options during the period presented:
 Nine Months Ended December 31, 2023
Common stock price$96.51
Expected stock price volatility45.6%
Risk-free interest rate3.8%
Weighted-average expected option life (years)6
Dividend yield0.58%

Employee Stock Purchase Plan (“ESPP”) - In July 2022, the Company’s stockholders approved the Advanced Drainage Systems, Inc. Employee Stock Purchase Plan, which provides for a maximum of 0.4 million shares of the Company’s common stock. Eligible employees may purchase the Company's common stock at 85% of the lower of the fair market value of the Company's common stock on the first day or the last day of the offering period. The first offering period commenced July 1, 2023 and ended December 31, 2023. The next offering period will commence January 1, 2024 and will end June 30, 2024.

12.BUSINESS SEGMENTS INFORMATION
The Company operates its business in three distinct reportable segments: “Pipe”, “International” and “Infiltrator.” “Allied Products & Other” represents the Company’s Allied Products and all other business segments. The Chief Operating Decision Maker (the “CODM”) evaluates segment reporting based on Net Sales and Segment Adjusted Gross Profit. The Company calculated Segment Adjusted Gross Profit as Net sales less Costs of goods sold, depreciation and amortization, stock-based compensation and non-cash charges. A measure of assets is not applicable, as segment assets are not regularly reviewed by the CODM for evaluating performance or allocating resources.
- 14 -

The following table sets forth reportable segment information with respect to the amount of Net sales contributed by each class of similar products for the periods presented:
 Three Months Ended
 December 31, 2023December 31, 2022
(In thousands)Net Sales  Intersegment Net Sales  Net Sales from External Customers Net Sales  Intersegment Net Sales  Net Sales from External Customers
Pipe$360,733 $(14,680)$346,053 $375,719 $(10,839)$364,880 
Infiltrator131,144 (27,273)103,871 103,895 (14,961)88,934 
International
International - Pipe44,203 (2,369)41,834 44,882 (5,311)39,571 
International - Allied Products & Other14,166 (1)14,165 14,075 — 14,075 
Total International58,369 (2,370)55,999 58,957 (5,311)53,646 
Allied Products & Other159,162 (2,718)156,444 149,044 (1,337)147,707 
Intersegment Eliminations(47,041)47,041 — (32,448)32,448 — 
Total Consolidated$662,367 $ $662,367 $655,167 $ $655,167 
Nine Months Ended
December 31, 2023December 31, 2022
(In thousands)Net SalesIntersegment Net SalesNet Sales from External CustomersNet SalesIntersegment Net SalesNet Sales from External Customers
Pipe$1,217,302 $(36,974)$1,180,328 $1,401,554 $(31,483)$1,370,071 
Infiltrator406,361 (63,405)342,956 420,920 (66,317)354,603 
International
International - Pipe133,787 (3,917)129,870 154,762 (18,509)136,253 
International - Allied Products & Other46,789 (27)46,762 49,172 — 49,172 
Total International180,576 (3,944)176,632 203,934 (18,509)185,425 
Allied Products & Other528,303 (7,586)520,717 550,153 (6,690)543,463 
Intersegment Eliminations(111,909)111,909 — (122,999)122,999 — 
Total Consolidated$2,220,633 $ $2,220,633 $2,453,562 $ $2,453,562 
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The following sets forth certain financial information attributable to the reportable segments for the periods presented:
 Three Months Ended
December 31,
Nine Months Ended
December 31,
(In thousands) 2023202220232022
Segment Adjusted Gross Profit  
Pipe$115,621 $106,279 $402,126 $421,011 
Infiltrator68,392 46,497 216,319 193,569 
International14,012 13,342 51,380 51,456 
Allied Products & Other88,150 78,401 300,574 293,472 
Intersegment Eliminations(1,922)714 (4,431)329 
Total$284,253 $245,233 $965,968 $959,837 
Depreciation and Amortization
Pipe$15,491 $12,754 $43,882 $38,754 
Infiltrator5,543 5,120 16,435 15,014 
International1,195 1,369 3,669 4,023 
Allied Products & Other(a)
15,824 16,603 48,028 49,555 
Total$38,053 $35,846 $112,014 $107,346 
Capital Expenditures
Pipe$31,287 $28,268 $84,700 $75,565 
Infiltrator2,962 12,810 14,458 33,856 
International1,872 2,366 4,807 4,393 
Allied Products & Other(a)
17,639 7,869 32,420 13,044 
Total$53,760 $51,313 $136,385 $126,858 
(a)Includes depreciation, amortization and capital expenditures not allocated to a reportable segment. The amortization expense of Infiltrator intangible assets is included in Allied Products & Other.
 Three Months Ended
December 31,
Nine Months Ended
December 31,
(In thousands)2023202220232022
Reconciliation of Segment Adjusted Gross Profit:
Total Gross Profit$259,849 $223,917 $893,986 $895,987 
Depreciation and Amortization23,08820,57368,50961,675
Stock-based compensation expense1,3167433,4732,175
Total Segment Adjusted Gross Profit$284,253 $245,233 $965,968 $959,837 

13.SUPPLEMENTAL DISCLOSURE OF CASH FLOW INFORMATION
Supplemental disclosures of cash flow information for the nine months ended December 31 were as follows:
(In thousands)20232022
Cash paid for income taxes$114,712 $136,320 
Cash paid for interest51,48424,757
Non-cash operating, investing and financing activities:
Repurchase of common stock pending settlement1,139
Share repurchase excise tax accrual1,486
Acquisition of property, plant and equipment under finance lease21,06110,684
Balance in accounts payable for the acquisition of property, plant and equipment22,92514,748

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14.SUBSEQUENT EVENTS
Common Stock Dividend - Subsequent to the end of the quarter, the Company declared a quarterly cash dividend of $0.14 per share of common stock. The dividend is payable on March 15, 2024, to stockholders of record at the close of business on March 1, 2024.
Share Repurchase Program - Subsequent to the end of the quarter, 0.1 million shares of common stock at a cost of $13.1 million were repurchased under the Board of Directors' authorization in February 2022.
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Item 2.         Management’s Discussion and Analysis of Financial Condition and Results of Operations
Unless the context otherwise indicates or requires, as used in this Quarterly Report on Form 10-Q ("Form 10-Q"), the terms “we,” “our,” “us,” “ADS” and the “Company” refer to Advanced Drainage Systems, Inc. and its directly- and indirectly-owned subsidiaries as a combined entity, except where it is clear that the terms mean only Advanced Drainage Systems, Inc. exclusive of its subsidiaries. We consolidate our joint ventures for purposes of GAAP, except for our South American Joint Venture.
Our fiscal year begins on April 1 and ends on March 31. Unless otherwise noted, references to “year” pertain to our fiscal year. For example, 2024 refers to fiscal 2024, which is the period from April 1, 2023 to March 31, 2024.
The following discussion and analysis of the financial condition and results of our operations should be read in conjunction with our Condensed Consolidated Financial Statements and related footnotes included elsewhere in this Form 10-Q and with the audited Consolidated Financial Statements included in our Fiscal 2023 Form 10-K, as filed with the Securities and Exchange Commission (the “SEC”) on May 18, 2023. In addition to historical condensed consolidated financial information, the following discussion contains forward-looking statements that reflect our plans, estimates and beliefs. Our actual results could differ materially from those discussed in the forward-looking statements. This discussion contains forward-looking statements that are based on the beliefs of our management, as well as assumptions made by, and information currently available to, our management. Our actual results could differ materially from those discussed in the forward-looking statements. For more information, see the section below entitled “Forward Looking Statements.”
Overview
ADS is the leading manufacturer of innovative water management solutions in the stormwater and onsite septic wastewater industries, providing superior drainage solutions for use in the construction and agriculture marketplaces. Our innovative products, for which we hold many patents, are used across a broad range of end markets and applications, including non-residential, infrastructure and agriculture applications. We have established a leading position in many of these end markets by leveraging our national sales and distribution platform, industry-acclaimed engineering support, overall product breadth and scale plus manufacturing excellence.
Executive Summary
Third Quarter Fiscal 2024 Results
Net sales increased 1.1% to $662.4 million
Net income increased 28.5% to $106.9 million
Net income per diluted share increased 35.4% to $1.34
Adjusted EBITDA, a non-GAAP measure, increased 20.3% to $204.2 million
Net sales increased $7.2 million, or 1.1%, to $662.4 million, as compared to $655.2 million in the prior year quarter. Domestic pipe sales decreased $18.8 million, or 5.2%, to $346.1 million. Domestic allied products & other sales increased $8.7 million, or 5.9%, to $156.4 million. Infiltrator sales increased $14.9 million, or 16.8%, to $103.9 million. The overall increase in domestic net sales was primarily driven by the improvement in the U.S. residential and infrastructure construction end markets. International sales increased $2.4 million, or 4.4%, to $56.0 million.
Gross profit increased $35.9 million, or 16.0%, to $259.8 million as compared to $223.9 million in the prior year. The increase in gross profit is primarily due to favorable material cost and sales mix.
Adjusted EBITDA, a non-GAAP measure, increased $34.5 million, or 20.3%, to $204.2 million, as compared to $169.7 million in the prior year. As a percentage of Net sales, Adjusted EBITDA was 30.8% as compared to 25.9% in the prior year.
Year-to-date Fiscal 2024 Results
Net sales decreased 9.5% to $2,220.6 million
Net income decreased 1.7% to $417.8 million
Net income per diluted share increased 4.4% to $5.24
Adjusted EBITDA, a non-GAAP measure, remained flat at $731.8 million
Cash provided by operating activities increased 6.0% to $700.3 million
Free cash flow, a non-GAAP measure, increased 5.7% to $563.9 million
Net sales decreased $232.9 million, or 9.5%, to $2,220.6 million, as compared to $2,453.6 million in the prior period. Domestic pipe sales decreased $189.7 million, or 13.8%, to $1,180.3 million. Domestic allied products & other sales decreased $22.7 million, or 4.2%, to $520.7 million. Infiltrator sales decreased $11.6 million, or 3.3%, to $343.0 million.
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The decrease in domestic net sales was driven by lower demand in the U.S. construction and agriculture end markets. International sales decreased $8.8 million, or 4.7%, to $176.6 million.
Gross profit decreased $2.0 million, or 0.2%, to $894.0 million as compared to $896.0 million in the prior year. The decrease in gross profit is primarily due to the decrease in volume and unfavorable fixed cost absorption, partially offset by favorable material costs.
Adjusted EBITDA, a non-GAAP measure, decreased $0.2 million to $731.8 million, as compared to $732.0 million in the prior year. The decrease is primarily due to the factors mentioned above. As a percentage of net sales, Adjusted EBITDA was 33.0% as compared to 29.8% in the prior year.
Results of Operations
Comparison of the Three Months Ended December 31, 2023 to the Three Months Ended December 31, 2022
The following table summarizes our operating results as a percentage of Net sales that have been derived from our Condensed Consolidated Financial Statements for the periods presented. We believe this presentation is useful to investors in comparing historical results.
Consolidated Statements of Operations data:
For the Three Months Ended December 31,
(In thousands)2023 2022
Net sales$662,367 100.0 %$655,167  100.0 %
Cost of goods sold402,518 60.8 431,250 65.8 
Gross profit259,849 39.2 223,917 34.2 
Selling, general and administrative91,289 13.8 85,936 13.1 
Loss (gain) on disposal of assets and costs from exit and disposal activities
2,512 0.4 (348)(0.1)
Intangible amortization12,782 1.9 13,842 2.1 
Income from operations153,266 23.1 124,487 19.0 
Interest expense22,331 3.4 20,001 3.1 
Derivative gain and other income, net(4,772)(0.7)(4,125)(0.6)
Income before income taxes135,707 20.5 108,611 16.6 
Income tax expense30,131 4.5 26,068 4.0 
Equity in net income of unconsolidated affiliates(1,304)(0.2)(639)(0.1)
Net income106,880 16.1 83,182 12.7 
Less: net income attributable to noncontrolling interest1,241 0.2 1,142 0.2 
Net income attributable to ADS$105,639 15.9 %$82,040 12.5 %
Net sales - The following table presents Net sales to external customers by reportable segment for the three months ended December 31, 2023 and 2022.
(Amounts in thousands)2023 2022 $ Variance% Variance
Pipe$346,053  $364,880  $(18,827) (5.2)%
Infiltrator103,871  88,934  14,937  16.8 
International55,999  53,646 2,353 4.4 
Allied Products & Other156,444 147,707 8,737 5.9 
Total Consolidated$662,367 $655,167 $7,200 1.1 %
Our consolidated Net sales for the three months ended December 31, 2023 increased by $7.2 million, or 1.1%, compared to the same period in fiscal 2023. The overall increase in domestic net sales was primarily driven by the improvement in the U.S. residential and infrastructure construction end markets which resulted in volume growth for Infiltrator and Allied Products & Other.
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Cost of goods sold and Gross profit - The following table presents gross profit by reportable segment for the three months ended December 31, 2023 and 2022.
(Amounts in thousands)2023 2022 $ Variance% Variance
Pipe$99,567  $92,816  $6,751  7.3 %
Infiltrator62,780  41,345  21,435  51.8 
International12,817  11,881  936 7.9 
Allied Products & Other86,606 77,161 9,445 12.2 
Intersegment eliminations(1,921)714 (2,635)(369.0)
Total gross profit$259,849 $223,917 $35,932 16.0 %
Our consolidated Cost of goods sold for the three months ended December 31, 2023 decreased by $28.7 million, or 6.7%, and our consolidated Gross profit increased by $35.9 million, or 16.0%, compared to the same period in fiscal 2023. The increase in our gross profit was primarily due to favorable material costs and sales mix. Manufacturing costs benefited from investments in in equipment, automation and tooling.
Selling, general and administrative expenses
 Three Months Ended December 31,
(Amounts in thousands)20232022
Selling, general and administrative expenses$91,289 $85,936 
% of Net sales13.8 % 13.1 %
Selling, general and administrative expenses for three months ended December 31, 2023 increased from the same period in fiscal 2023 and as a percentage of sales, increased by 0.7%. The increase in Selling, general and administrative expenses is result of the investment in our engineering and innovation initiatives as well as the impact of inflation.
Interest expense - Interest expense increased $2.3 million in the three months ended December 31, 2023 compared to the same period in the previous fiscal year. The increase was primarily due to an increase in interest rates.
Derivative gains and other income, net - Derivative gains and other income increased by $0.6 million for the three months ended December 31, 2023 compared to the same period in the previous fiscal year primarily due to increased interest income.
Income tax expense - The following table presents the effective tax rates for the periods presented:
 Three Months Ended December 31,
 2023 2022
Effective tax rate22.2 %24.0 %
The change in the effective tax rate for the three months ended December 31, 2023 was primarily related to the discrete income tax benefits for the amended state tax returns and the federal return to provision adjustment. See “Note 10. Income Taxes” for additional information.
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Comparison of the Nine Months Ended December 31, 2023 to the Nine Months Ended December 31, 2022
The following table summarizes our operating results as a percentage of net sales that have been derived from our Condensed Consolidated Financial Statements for the periods presented. We believe this presentation is useful to investors in comparing historical results.
 
For the Nine Months Ended December 31,
 2023 2022
Consolidated Statements of Operations data:(In thousands)
Net sales$2,220,633 100.0 %$2,453,562  100.0 %
Cost of goods sold1,326,647 59.7 1,557,575 63.5 
Gross profit893,986 40.3 895,987 36.5 
Selling, general and administrative269,525 12.1 261,095 10.6 
(Gain) loss on disposal of assets and costs from exit and disposal activities
(10,669)(0.5)(147)— 
Intangible amortization38,376 1.7 41,360 1.7 
Income from operations596,754 26.9 593,679 24.2 
Interest expense65,984 3.0 49,334 2.0 
Derivative gain and other income, net(15,827)(0.7)(5,632)(0.2)
Income before income taxes546,597 24.6 549,977 22.4 
Income tax expense132,665 6.0 128,641 5.2 
Equity in net income of unconsolidated affiliates(3,880)(0.2)(3,705)(0.2)
Net income417,812 18.8 425,041 17.3 
Less: net income attributable to noncontrolling interest2,719 0.1 3,848 0.2 
Net income attributable to ADS$415,093 18.7 %$421,193 17.2 %
Net sales - The following table presents Net sales to external customers by reportable segment for the nine months ended December 31, 2023 and 2022.
(Amounts in thousands)2023 2022 $ Variance% Variance
Pipe$1,180,328  $1,370,071  $(189,743) (13.8)%
Infiltrator342,956  354,603  (11,647) (3.3)
International176,632  185,425 (8,793)(4.7)
Allied Products & Other520,717 543,463 (22,746)(4.2)
Total Consolidated$2,220,633 $2,453,562 $(232,929)(9.5)%
Our consolidated Net sales for the nine months ended December 31, 2023 decreased by $232.9 million, or 9.5%, compared to the same period in fiscal 2023. The decrease in domestic net sales was driven by lower demand in the U.S. construction and agriculture end markets.
Cost of goods sold and Gross profit - The following table presents gross profit by reportable segment for the nine months ended December 31, 2023 and 2022.
(Amounts in thousands)2023 2022 $ Variance% Variance
Pipe$355,016  $380,199  $(25,183) (6.6)%
Infiltrator199,685  178,438  21,247  11.9 
International47,711  47,253  458 1.0 
Allied Products & Other296,004 289,768 6,236 2.2 
Intersegment eliminations(4,430)329 (4,759)(1,446.5)
Total gross profit$893,986 $895,987 $(2,001)(0.2)%
Our consolidated Cost of goods sold for the nine months ended December 31, 2023 decreased by $230.9 million, or 14.8%, and our consolidated Gross profit decreased by $2.0 million, or 0.2%, compared to the same period in fiscal 2023. The
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decrease in gross profit is primarily due to the decrease in volume and unfavorable fixed cost absorption, partially offset by favorable material costs.
Selling, general and administrative expenses
 Nine Months Ended December 31,
(Amounts in thousands)20232022
Selling, general and administrative expenses$269,525 $261,095 
% of Net sales12.1 % 10.6 %
Selling, general and administrative expenses for nine months ended December 31, 2023 increased $8.4 million from the same period in fiscal 2023 and as a percentage of sales, increased by 1.5%. The increase in Selling, general and administrative expenses is result of the investment in our engineering and innovation initiatives as well as the impact of inflation.
Loss (gain) on disposal of assets and costs from exit and disposal activities - The gain on disposal of assets in the current year was due to the sale of Spartan Concrete.
Interest expense - Interest expense increased $16.7 million in the nine months ended December 31, 2023 compared to the same period in the previous fiscal year. The increase was primarily due to increased average debt levels and increased interest rates.
Derivative gains and other income, net - Derivative gains and other income increased by $10.2 million for the nine months ended December 31, 2023 compared to the same period in the previous fiscal year primarily due to increased interest income.
Income tax expense - The following table presents the effective tax rates for the nine months ended December 31, 2023 and 2022.
 Nine Months Ended December 31,
 2023 2022
Effective tax rate24.3 %23.4 %
The change in the effective tax rate for the nine months ended December 31, 2023 was primarily related to the decrease of the discrete income tax benefit related to the stock-based compensation windfall. See “Note 10. Income Taxes” for additional information.
Adjusted EBITDA and Adjusted EBITDA Margin - Adjusted EBITDA and Adjusted EBITDA Margin, which are non-GAAP financial measures, have been presented in this Form 10-Q as supplemental measures of financial performance that are not required by, or presented in accordance with GAAP and should not be considered as alternatives to net income as measures of financial performance or cash flows from operations or any other performance measure derived in accordance with GAAP. We calculate Adjusted EBITDA as net income before interest, income taxes, depreciation and amortization, stock-based compensation expense, non-cash charges and certain other expenses. We calculate Adjusted EBITDA Margin as Adjusted EBITDA divided by net sales.
Adjusted EBITDA and Adjusted EBITDA Margin are included in this Form 10-Q because they are key metrics used by management and our board of directors to assess our consolidated financial performance. These non-GAAP financial measures are frequently used by analysts, investors and other interested parties to evaluate companies in our industry. In addition to covenant compliance and executive performance evaluations, we use these non-GAAP financial measures to supplement GAAP measures of performance to evaluate the effectiveness of our consolidated business strategies, to make budgeting decisions and to compare our performance against that of other peer companies using similar measures. We use Adjusted EBITDA Margin to evaluate our ability to generate profitable sales.
Adjusted EBITDA and Adjusted EBITDA Margin contain certain other limitations, including the failure to reflect our cash expenditures, cash requirements for working capital needs, cash expenditures to replace assets being depreciated and amortized and interest expense, or the cash requirements necessary to service interest on principal payments on our indebtedness. In evaluating Adjusted EBITDA and Adjusted EBITDA Margin, you should be aware that in the future we will incur expenses that are the same as or similar to some of the adjustments in this presentation, such as stock-based compensation expense, derivative fair value adjustments, and foreign currency transaction losses. Management compensates for these limitations by relying on our GAAP results and using non-GAAP measures on a supplemental basis.
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The following table presents a reconciliation of Adjusted EBITDA to Net income, the most comparable GAAP measure, for each of the periods presented.
 
Three Months Ended December 31,
Nine Months Ended December 31,
(In thousands) 2023 202220232022
Net income$106,880 $83,182 $417,812 $425,041 
Depreciation and amortization38,053 35,846 112,014 107,346 
Interest expense22,331 20,001 65,984 49,334 
Income tax expense30,131 26,068 132,665 128,641 
EBITDA197,395 165,097 728,475 710,362 
Loss (gain) on disposal of assets and costs from exit and disposal activities
2,512 (348)(10,669)(147)
Stock-based compensation expense7,402 6,179 23,636 19,912 
Transaction costs(a)
1,030 1,334 3,054 3,417 
Interest income
(6,515)(3,834)(15,141)(5,942)
Other adjustments(b)
2,382 1,309 2,414 4,380 
Adjusted EBITDA$204,206 $169,737 $731,769 $731,982 
Adjusted EBITDA Margin30.8 %25.9 %33.0 %29.8 %
(a)Represents expenses recorded related to legal, accounting and other professional fees incurred in connection with business or asset acquisitions and dispositions.
(b)Includes derivative fair value adjustments, foreign currency transaction (gains) losses, the proportionate share of interest, income taxes, depreciation and amortization related to the South American Joint Venture, which is accounted for under the equity method of accounting and executive retirement expense.
Liquidity and Capital Resources
Historically we have funded our operations through internally generated cash flow supplemented by debt financings, equity issuance and finance and operating leases. These sources have been sufficient historically to fund our primary liquidity requirements, including working capital, capital expenditures, debt service and dividend payments for our common stock. From time to time, we may explore additional financing methods and other means to raise capital. There can be no assurance that any additional financing will be available to us on acceptable terms or at all.
Free Cash Flow - Free cash flow is a non-GAAP financial measure that comprises cash flow from operations less capital expenditures and is used by management and our Board of Directors to assess our ability to generate cash. Accordingly, free cash flow has been presented as a supplemental measure of liquidity that is not required by, or presented in accordance with GAAP, because management believes that free cash flow provides useful information to investors and others in understanding and evaluating our ability to generate cash flow from operations after capital expenditures. Free cash flow is not a GAAP measure of our liquidity and should not be considered as an alternative to cash flow from operating activities as a measure of liquidity or any other liquidity measure derived in accordance with GAAP. Our measure of free cash flow is not necessarily comparable to other similarly titled captions of other companies due to different methods of calculation.
The following table presents a reconciliation of free cash flow to cash provided by operating activities, the most comparable GAAP measure, for each of the periods presented:
 Nine Months Ended December 31,
(Amounts in thousands)20232022
Net cash provided by operating activities$700,262 $660,438 
Capital expenditures(136,385)(126,858)
Free Cash Flow$563,877  $533,580 
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The following table presents key liquidity metrics utilized by management including the leverage ratio which is calculated as net debt divided by the trailing twelve months Adjusted EBITDA:
(Amounts in thousands)December 31, 2023
Total debt (debt and finance lease obligations)$1,324,808 
Cash560,744 
Net debt (total debt less cash)764,064 
Leverage Ratio0.8

The following table summarizes our available liquidity for the period presented:
(Amounts in thousands)December 31, 2023
Revolver capacity$600,000 
Less: outstanding borrowings— 
Less: letters of credit(11,150)
Revolver available liquidity$588,850 
In addition to the available liquidity above, we have the ability to borrow up to $1.3 billion under our Senior Secured Credit Facility, subject to leverage ratio restrictions.
Working Capital and Cash Flows
As of December 31, 2023, we had $1,149.6 million in liquidity, including $560.7 million of cash, $588.9 million in borrowings available under our Revolving Credit Agreement, net of outstanding letters of credit. We believe that our cash on hand, together with the availability of borrowings under our Credit Agreement and other financing arrangements and cash generated from operations, will be sufficient to meet our working capital requirements, anticipated capital expenditures, and scheduled principal and interest payments on our indebtedness for at least the next twelve months.
Working Capital - Working capital increased to $829.3 million as of December 31, 2023, from $638.7 million as of March 31, 2023. The increase in working capital is primarily due to an increase in cash partially offset by a decrease in accounts receivable and inventory due to seasonality and an increase in accrued liabilities and accrued taxes due to the timing of payments.
 Nine Months Ended December 31,
(Amounts in thousands)20232022
Net cash provided by operating activities$700,262 $660,438 
Net cash used in investing activities(115,879)(174,822)
Net cash (used in) provided by financing activities(236,436)(78,590)
Operating Cash Flows Cash flows from operating activities increased $39.8 million during the nine months ended December 31, 2023 primarily driven by changes in net working capital.
Investing Cash Flows - Cash flows used in investing activities during the nine months ended December 31, 2023 decreased by $58.9 million compared to the same period in fiscal 2023. The decrease in cash used in investing activities was primarily due to the acquisition of Cultec, Inc. in fiscal 2023.
Capital expenditures totaled $136.4 million and $126.9 million for the nine months ended December 31, 2023 and 2022, respectively. Our capital expenditures for the nine months ended December 31, 2023 were used primarily to support facility expansions, equipment replacements and technology improvement initiatives.
We currently anticipate that we will make capital expenditures of approximately $200 million in fiscal year 2024, including approximately $125 million of open orders as of December 31, 2023. Such capital expenditures are expected to be financed using funds generated by operations.
Financing Cash Flows - During the nine months ended December 31, 2023, cash used in financing activities included the repurchase of common stock of $178.2 million, $33.1 million of dividend payments, and $8.9 million for shares withheld for tax purposes.
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During the nine months ended December 31, 2022, cash provided by financing activities included the issuance of $500.0 million of 2030 Notes and proceeds of $123.2 million on our revolving credit facilities. Cash used in financing activities during the nine months ended December 31, 2022 included repurchase of common stock of $375.0 million, payments of $237.5 million on our revolving credit facilities, $30.1 million of dividend payments, and $28.7 million for shares withheld for tax purposes.
Cash held by Foreign Subsidiaries - As of December 31, 2023, we had $39.7 million in cash that was held by our foreign subsidiaries, including $24.5 million held by our Canadian subsidiaries. We continue to evaluate our strategy regarding foreign cash, but our earnings in foreign subsidiaries still remain indefinitely reinvested, except for Canada. We plan to repatriate earnings from Canada and believe that there will be no additional tax costs associated with the repatriation of such earnings other than any potential non-U.S. withholding taxes.
Financing Transactions - There have been no changes in our debt disclosures from those disclosed in “Liquidity and Capital Resources” in our Fiscal 2023 Form 10-K. We are in compliance with our debt covenants as of December 31, 2023.
Off-Balance Sheet Arrangements
Excluding the guarantees of 50% of certain debt of our unconsolidated South American Joint Venture as further discussed in “Note 7. Related Party Transactions” to the Condensed Consolidated Financial Statements, we do not have any other off-balance sheet arrangements. As of December 31, 2023, our South American Joint Venture had approximately no outstanding debt subject to our guarantees. We do not believe that this guarantee will have a current or future effect on our financial condition, results of operations, liquidity or capital resources.
Critical Accounting Policies and Estimates
There have been no changes in critical accounting policies from those disclosed in “Management’s Discussion and Analysis of Financial Condition and Results of Operations” in our Fiscal 2023 Form 10-K, except as disclosed in "Note 1. Background and Summary of Significant Accounting Policies.”
Forward-Looking Statements
This Form 10-Q includes forward-looking statements. Some of the forward-looking statements can be identified by the use of terms such as “believes,” “expects,” “may,” “will,” “would,” “should,” “could,” “seeks,” “predict,” “potential,” “continue,” “intends,” “plans,” “projects,” “estimates,” “anticipates” or other comparable terms. These forward-looking statements include all matters that are not related to present facts or current conditions or that are not historical facts. They appear in a number of places throughout this Form 10-Q and include statements regarding our intentions, beliefs or current expectations concerning, among other things, our consolidated results of operations, financial condition, liquidity, prospects, growth strategies, and the industries in which we operate and include, without limitation, statements relating to our future performance.
Forward-looking statements are subject to known and unknown risks and uncertainties, many of which are beyond our control. We caution you that forward-looking statements are not guarantees of future performance and that our actual consolidated results of operations, financial condition, liquidity and industry development may differ materially from those made in or suggested by the forward-looking statements contained in this Form 10-Q. In addition, even if our actual consolidated results of operations, financial condition, liquidity and industry development are consistent with the forward-looking statements contained in this Form 10-Q, those results or developments may not be indicative of results or developments in subsequent periods. A number of important factors could cause actual results to differ materially from those contained in or implied by the forward-looking statements, including those reflected in forward-looking statements relating to our operations and business, the risks and uncertainties discussed in this Form 10-Q (including under the headings “Risk Factors” and “Management’s Discussion and Analysis of Financial Condition and Results of Operations”), and those described from time to time in our other filings with the SEC. Factors that could cause actual results to differ from those reflected in forward-looking statements relating to our operations and business include:
fluctuations in the price and availability of resins and other raw materials and our ability to pass any increased costs of raw materials on to our customers in a timely manner;
disruption or volatility in general business and economic conditions in the markets in which we operate;
cyclicality and seasonality of the non-residential and residential construction markets and infrastructure spending;
the risks of increasing competition in our existing and future markets;
uncertainties surrounding the integration and realization of anticipated benefits of acquisitions;
the effect of any claims, litigation, investigations or proceedings, including those described under “Item 1. Legal Proceedings” of this Form 10-Q;
the effect of weather or seasonality;
the loss of any of our significant customers;
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the risks of doing business internationally;
the risks of conducting a portion of our operations through joint ventures;
our ability to expand into new geographic or product markets;
the risk associated with manufacturing processes;
the effect of global climate change;
cybersecurity risks;
our ability to manage our supply purchasing and customer credit policies;
our ability to control labor costs and to attract, train and retain highly qualified employees and key personnel;
our ability to protect our intellectual property rights;
changes in laws and regulations, including environmental laws and regulations;
the risks associated with our current levels of indebtedness, including borrowings under our existing credit agreement and outstanding indebtedness under our existing senior notes; and
other risks and uncertainties, including those listed under “Item 1A. Risk Factors” in the Fiscal 2023 Form 10-K.
All forward-looking statements are made only as of the date of this report and we do not undertake any obligation, other than as may be required by law, to update or revise any forward-looking statements to reflect future events or developments. Comparisons of results for current and any prior periods are not intended to express any future trends, or indications of future performance, unless expressed as such, and should only be viewed as historical data.
Item 3.         Quantitative and Qualitative Disclosures about Market Risk
We are subject to various market risks, primarily related to changes in interest rates, credit, raw material supply prices and, to a lesser extent, foreign currency exchange rates. Our financial position, results of operations or cash flows may be negatively impacted in the event of adverse movements in the respective market rates or prices in each of these risk categories. Our exposure in each category is limited to those risks that arise in the normal course of business, as we do not engage in speculative, non-operating transactions. Our exposure to market risk has not materially changed from what we previously disclosed in Part II. Item 7A. “Quantitative and Qualitative Disclosures about Market Risk” of our Fiscal 2023 Form 10-K except as disclosed below.
Interest Rate Risk - We are subject to interest rate risk associated with our bank debt. A 1.0% increase in interest rates on our variable-rate debt would increase our annual forecasted interest expense by approximately $4.2 million based on our borrowings as of December 31, 2023. Assuming the Revolving Credit Facility is fully drawn, each 1.0% increase or decrease in the applicable interest rate would change our interest expense by approximately $10.2 million, for the twelve months ended December 31, 2023.
Item 4.         Controls and Procedures
Evaluation of Disclosure Controls and Procedures - The Company’s Chief Executive Officer (“CEO”) and Chief Financial Officer (“CFO”) are responsible for evaluating the effectiveness of our disclosure controls and procedures as defined in the Securities Exchange Act of 1934, as amended (the “Exchange Act”), rules 13a-15(e) and 15d-15(e). The Company’s disclosure controls and procedures are designed to provide reasonable assurance that the information required to be disclosed in the Company’s reports under the Exchange Act, is recorded, processed, summarized and reported within the time periods specified in the SEC’s rules and forms, and that such information is accumulated and communicated to management, including the Company’s CEO and CFO, as appropriate to allow timely decisions regarding required disclosure. Management recognizes that any controls and procedures, no matter how well designed and operated, can provide only reasonable assurance of achieving their objectives, and management necessarily applies its judgment in evaluating the cost-benefit relationship of possible controls and procedures.
Based on the evaluation of our disclosure controls and procedures, our CEO and CFO concluded that the Company’s disclosure controls and procedures were effective as of the end of the period covered by this report.
Changes in Internal Control over Financial Reporting - There were no changes in the Company’s internal control over financial reporting as defined in Rules 13a-15(f) and 15d-15(f) of the Exchange Act that occurred during the three months ended December 31, 2023 that has materially affected, or is reasonably likely to materially affect, internal control over financial reporting.
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PART II. OTHER INFORMATION
Item 1.         Legal Proceedings
The Company is involved from time to time in various legal proceedings that arise in the ordinary course of business, including but not limited to commercial disputes, environmental matters, employee related claims, intellectual property disputes and litigation in connection with transactions including acquisitions and divestitures. The Company does not believe that such litigation, claims, and administrative proceedings will have a material adverse impact on the Company’s financial position or results of operations.
Please see “Note 9. Commitments and Contingencies,” of the Condensed Consolidated Financial Statements of this Form 10-Q for more information regarding legal proceedings.
Item 1A.     Risk Factors
Important risk factors that could affect our operations and financial performance, or that could cause results or events to differ from current expectations, are described in “Part I, Item 1A — Risk Factors” of our Fiscal 2023 Form 10-K. These factors are further supplemented by those discussed in “Part II, Item 7A — Quantitative and Qualitative Disclosures about Market Risk” of our Fiscal 2023 Form 10-K and in “Part I, Item 3 — Quantitative and Qualitative Disclosures about Market Risk” and “Part II, Item 1 — Legal Proceedings” of this Form 10-Q.
Item 2.        Unregistered Sale of Equity Securities and Use of Proceeds
In February 2022, our Board of Directors authorized a $1.0 billion common stock repurchase program. Repurchase of common stock will be made in accordance with applicable securities laws. During the three months ended December 31, 2023, the Company repurchased 0.6 million shares of common stock at a cost of $70.3 million. As of December 31, 2023, approximately $245.6 million of common stock may be repurchased under the authorization. The stock repurchase program does not obligate us to acquire any particular amount of common stock and may be suspended or terminated at any time at our discretion.
The following table provides information with respect to repurchases of our common stock by us and our “affiliated purchasers” (as defined by Rule 10b-18(a)(3) under the Exchange Act) during the three months ended December 31, 2023:
PeriodTotal Number of Shares PurchasedAverage Price Paid Per ShareTotal Number of Shares Purchased as Part of Publicly Announced PlanApproximate Dollar Value of Shares that May Yet Be Purchased Under the Plan
(amounts in thousands, except per share data)
October 1, 2023 to October 31, 2023339 $114.21 339 $277,184 
November 1, 2023 to November 30, 2023175 115.90 175 256,937 
December 1, 2023 to December 31, 202384 133.29 84 245,648 
Total598 $117.40 598 $245,648 
Item 3.        Defaults Upon Senior Securities
None.
Item 4.        Mine Safety Disclosures
Not applicable.
Item 5.        Other Information
None.
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Item 6.Exhibits
The following exhibits are filed herewith or incorporated herein by reference.
Exhibit
Number
Exhibit Description
  
 31.1*
 31.2*
 32.1*
 32.2*
101.INS*Inline XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document.
101.SCH*Inline XBRL Taxonomy Extension Schema.
101.CAL*Inline XBRL Taxonomy Extension Calculation Linkbase.
101.DEF*Inline XBRL Taxonomy Extension Definition Linkbase.
101.LAB*Inline XBRL Taxonomy Extension Label Linkbase.
101.PRE*Inline XBRL Taxonomy Extension Presentation Linkbase.
104
The cover page for the Company’s Quarterly Report on Form 10-Q for the quarter ended December 31, 2023, has been formatted in Inline XBRL and contained in Exhibit 101.
* Filed herewith

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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
Date: February 8, 2024
ADVANCED DRAINAGE SYSTEMS, INC.
  
By:/s/ D. Scott Barbour
 D. Scott Barbour
 President and Chief Executive Officer
 (Principal Executive Officer)
  
By:/s/ Scott A. Cottrill
 Scott A. Cottrill
 Executive Vice President, Chief Financial Officer and Secretary
 (Principal Financial Officer)
  
By:/s/ Tim A. Makowski
 Tim A. Makowski
 Vice President, Controller, and Chief Accounting Officer
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