Welcome to our dedicated page for Advanced Drain Sys Del SEC filings (Ticker: WMS), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The SEC filings of Advanced Drainage Systems, Inc. (NYSE: WMS) provide detailed information about the company’s financial performance, material agreements and capital allocation decisions as a manufacturer of stormwater and onsite wastewater management products and solutions. As a New York Stock Exchange registrant, Advanced Drainage Systems files current reports on Form 8-K and other documents with the U.S. Securities and Exchange Commission.
On this page, you can review Form 8-K filings in which the company reports items such as quarterly financial results and dividend declarations. For example, Advanced Drainage Systems files Form 8-K under Item 2.02 to furnish press releases that set forth unaudited results for fiscal quarters, including net sales, net income and Adjusted EBITDA. These filings often include references to performance in pipe, Infiltrator, Allied products and international operations, as well as commentary from management.
The company also uses Form 8-K to disclose material definitive agreements under Item 1.01. A notable example is the Master Share Purchase Agreement with Norma Group SE, under which Advanced Drainage Systems agreed to acquire the water management business known as National Diversified Sales (NDS) in an all-cash transaction, subject to customary closing conditions and regulatory approvals. Related 8-K filings include exhibits such as the purchase agreement and investor presentations.
In addition, Form 8-K filings document dividend actions under Item 8.01, where the Board of Directors’ approval of quarterly cash dividends, per-share amounts, record dates and payment dates are announced. These filings often incorporate by reference the associated press releases.
On Stock Titan, Advanced Drainage Systems’ SEC filings are updated as they are posted to the EDGAR system. AI-powered tools can help summarize lengthy documents such as earnings releases and attached presentations, highlight key items from 8-K reports and make it easier to understand how new agreements, dividends and financial results may relate to the company’s broader water management business.
Advanced Drainage Systems Inc Schedule 13G/A amendment states that The Vanguard Group reports 0 shares beneficially owned, representing 0% of the common stock. The filing attributes this change to an internal realignment effective January 12, 2026, and says certain Vanguard subsidiaries/divisions will report ownership separately in reliance on SEC Release No. 34-39538.
ADVANCED DRAINAGE SYSTEMS, INC. officer Bret Martz reported an administrative equity event. On the vesting of restricted common stock, 107 shares of common stock were withheld at $139.85 per share to satisfy tax obligations rather than sold on the open market. After this withholding, Martz directly holds 1,951 common shares, so the filing reflects routine tax management rather than a discretionary trade.
Advanced Drainage Systems director and officer Scott Barbour reported charitable-style transfers of company stock. On March 13, 2026, entities associated with him made two bona fide gifts of 7,150 shares of common stock each, for a total of 14,300 shares, at a reported price of $0.00 per share.
The gifts were made from the reporting person’s revocable trust and an irrevocable spousal access trust. After these transfers, the revocable trust held 53,141 shares and the irrevocable spousal access trust held 109,955 shares. Additional direct and indirect holdings, including GRATs, spousal trusts and a KSOP allocation, are also reported, indicating that Barbour retains a substantial overall position in Advanced Drainage Systems stock.
Advanced Drainage Systems, Inc. director and officer D. Scott Barbour reported two bona fide gifts of common stock on March 4, 2026. Entities described as the reporting person’s 2023 GRAT and a 2023 GRAT remainder trust each transferred 511 shares at a stated price of $0.00 per share, for total gifted shares of 1,022.
After these transactions and previously disclosed adjustments, Barbour’s direct holdings are 42,867 shares of common stock. Indirect holdings include 11,867 shares in a 2024 GRAT, 46,500 shares in a 2025 GRAT, and 60,291 shares in a revocable trust for his benefit, along with additional shares in various irrevocable trusts and a KSOP allocation of 17,065.5115 shares.
Advanced Drainage Systems, Inc. completed a major refinancing of its debt. The company issued $500.0 million of 5.375% senior notes maturing on March 1, 2034, guaranteed by certain domestic subsidiaries, with interest paid in cash semi-annually starting September 1, 2026.
The company plans to use the notes’ net proceeds, together with a new term loan B under its senior secured credit facility, to refinance that facility and redeem its 5.000% senior notes due 2027 in full, with any remaining amounts for general corporate purposes.
Through a Fourth Amendment to its Credit Agreement, the company increased its Revolving Facility from $600 million to $750 million, put in place a new $600 million Term Facility maturing on February 28, 2033, extended the Revolving Facility maturity to February 27, 2031, adjusted interest margins, and added incremental facilities up to the greater of $350 million or 100% of consolidated EBITDA.
Advanced Drainage Systems, Inc. Employee Stock Ownership Plan Trust, with Delaware Charter Guarantee & Trust Company as directed trustee, reports beneficial ownership of 4,629,213 shares of Advanced Drainage Systems common stock, representing 5.95% of the class.
The trust has shared voting and dispositive power over all 4,629,213 shares and no sole voting or dispositive power. It is classified as an employee benefit plan and states that the shares were acquired and are held in the ordinary course of business, not for the purpose of changing or influencing control of the company.
Advanced Drainage Systems, Inc. is raising new long-term debt and reshaping its capital structure. The company has priced a private offering of $500 million in 5.375% senior unsecured notes due 2034, expected to close on February 27, 2026, subject to customary conditions.
ADS plans to amend its senior secured credit facility to increase the revolving credit facility from $600 million to $750 million, increase the term loan B from $408 million to $600 million, and extend the facility’s maturity. Together with the expanded term loan B, proceeds from the new notes are intended to refinance the outstanding balance under the existing senior secured credit facility and redeem all of the company’s 5.000% senior notes due 2027, originally issued in an aggregate principal amount of $350 million, with any remaining funds for general corporate purposes.
ADS has elected to exercise its optional redemption rights for the 2027 notes at 100% of principal plus accrued and unpaid interest, with a redemption date set for February 27, 2026. The obligation to complete this redemption is conditioned on receiving sufficient proceeds from the issuance and sale of debt securities on terms the company finds satisfactory.
Advanced Drainage Systems, Inc. plans a private offering of up to $500 million in senior unsecured notes due 2034, subject to market and other conditions. The notes will be guaranteed by its domestic subsidiaries that already guarantee its senior secured credit facility.
In connection with this offering, the company expects to amend its senior secured credit facility to increase the revolving credit facility from $600 million to $750 million, raise the term loan B from $408 million to $600 million, and extend the facility’s maturity. ADS intends to use note proceeds and term loan B proceeds to refinance the existing credit facility, redeem its 5.000% senior notes due 2027, and use any remaining funds for general corporate purposes.
Advanced Drainage Systems reported solid third-quarter fiscal 2026 results with net sales of $693.4 million, up 0.4%, and net income of $94.0 million, up 14.3%. Diluted EPS rose to $1.19 as gross margin expanded to 37.4% on favorable pricing, mix and materials.
For the first nine months, net sales grew 3.7% to $2.37 billion and net income increased 5.0% to $394.6 million, while Adjusted EBITDA rose 8.8% to $774.9 million, a 32.6% margin. Operating cash flow surged to $779.1 million, driving free cash flow of $582.4 million and cash of $1.01 billion with a low 0.5x leverage ratio.
The company continued portfolio expansion through the Orenco and River Valley Pipe acquisitions and, subsequent to quarter-end, closed the approximately $1.0 billion NDS acquisition. It also approved a new $1.0 billion share repurchase authorization, leaving $1.1 billion of total buyback capacity, while launching a restructuring plan to optimize its production and distribution network.
Advanced Drainage Systems, Inc. reported unaudited results for its fiscal third quarter ended December 31, 2025 and simultaneously strengthened its capital return plans. The company announced a $1 billion increase to its existing stock repurchase program, which had approximately $147.7 million of remaining repurchase authority. With this increase, total repurchase authority under the program is $1.148 billion, with buybacks to be executed in the open market or through privately negotiated transactions and with no obligation to repurchase a specific amount. The company’s board also approved a $0.18 per share cash dividend, payable March 16, 2026 to shareholders of record on March 2, 2026, underscoring an ongoing distribution of cash to stockholders alongside the enlarged buyback authorization.