Welcome to our dedicated page for ADVANCED DRAINAGE SYSTEMS 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.
Advanced Drainage Systems, Inc. filings document material events, operating results, capital structure and governance actions for a NYSE-listed manufacturer of stormwater and onsite wastewater management products. Recent 8-K disclosures include quarterly results releases, Regulation FD presentation materials, dividend approvals and stock repurchase program updates.
The company's regulatory record also covers financing and material-agreement disclosures, including senior notes due 2034, subsidiary guarantees and refinancing-related capital structure matters. These filings describe how ADS reports debt instruments, shareholder returns, common stock registration, board-authorized capital actions and other events affecting its public-company obligations.
Advanced Drainage Systems, Inc. executive reports stock sale
An officer of Advanced Drainage Systems, Inc. (EVP, International) filed a Form 4 reporting a sale of company common stock. On 11/26/2025, the reporting person sold 1,500 shares of common stock at a price of $155 per share. After this transaction, the filer directly owns 13,470 shares of common stock.
The filing also shows indirect ownership of 796.9667 shares of common stock held through a KSOP, described as the current allocation under that plan. The filing is submitted by the executive through an attorney-in-fact, indicating routine compliance with insider reporting obligations.
Advanced Drainage Systems, Inc. (WMS) President & CEO and Director D. Scott Barbour reported changes in his beneficial ownership of company common stock on a Form 4 dated 11/25/2025. The filing shows multiple zero-price transactions with code "G", reflecting transfers of shares among his direct holdings and various personal and family trusts.
After these transactions, Barbour held 41,067 shares directly, 11,867 shares in a 2024 GRAT, 37,491 shares in his revocable trust, and 46,500 shares in a 2025 GRAT, along with additional indirect holdings including 98,805 shares in an irrevocable trust, 69,005 shares in a spouse’s irrevocable trust, and 16,997.0469 shares through a KSOP. All reported transfers were at a stated price of $0 per share.
Advanced Drainage Systems, Inc. (WMS) executive Patrick M. Coyle, Jr., Executive Vice President, Supply Chain, reported his equity holdings in the company. He beneficially owns 5,847 shares of common stock directly and 4,300.1706 shares indirectly through the company KSOP. He also holds several stock options to purchase common stock, including 495 shares at $99.29 per share expiring on May 17, 2032, 2,486 shares at $96.51 expiring on May 21, 2033, 1,309 shares at $177.38 expiring on May 20, 2034, 1,946 shares at $119.30 expiring on May 20, 2035, and 367 shares at $143.97 expiring on September 1, 2035. These options vest in three equal annual installments, in each case beginning on the stated start date and contingent on his continued employment.
Advanced Drainage Systems (WMS) executive Thomas J. Waun, Sr. reported open‑market sales of common stock. On 11/11/2025, he sold 1,272.3795 shares at $148.2969 per share, and on 11/12/2025 he sold 1,000 shares at $150 per share.
After these transactions, he reported 14,970 shares held directly and 796.9667 shares held indirectly through the company KSOP. A footnote indicates the direct total includes 125 shares acquired under the Employee Stock Purchase Plan and that the KSOP amount represents his current allocation.
Advanced Drainage Systems (WMS) CEO D. Scott Barbour reported insider transactions on 11/12/2025. He exercised options for 80,030 shares at $25.75 and sold 4,538 shares at $148.007, 73,462 at $148.9597, and 2,030 at $150.6551. After these trades, he held 42,867 shares directly. He also reported indirect holdings: 69,491 in a revocable trust, 98,805 in an irrevocable trust, 6,495 in a spouse’s revocable trust, 69,005 in a spouse’s irrevocable trust, 25,111 and 26,367 in 2023/2024 GRATs, and 16,997.0469 via KSOP.
Advanced Drainage Systems (WMS) reported an insider transaction on a Form 4. On 11/12/2025, a company officer executed two open-market sales: 4,800 shares at $149.21 and 101 shares at $149.1914. Following these trades, the officer directly owned 2,467 shares and indirectly held 17,557.0082 shares by KSOP. The reporting person’s title is Vice President, Controller and Chief Accounting Officer.
WMS — Form 144 notice of proposed sale. An affiliate filed to sell up to 80,030 shares of the issuer’s common stock through Morgan Stanley Smith Barney LLC. The shares have an aggregate market value of $11,920,356.46. The approximate sale date is 11/12/2025, and the securities are listed on the NYSE.
The shares to be sold were acquired on 11/12/2025 via a stock option exercise for cash. Shares outstanding were 77,764,487.
WMS received a Form 144 notice for a proposed sale of 1,000 common shares, with an aggregate market value of $150,000. The shares were acquired through equity awards in May 2024, including restricted stock and performance shares. The proposed sale is listed for 11/12/2025 on the NYSE, with Morgan Stanley Smith Barney LLC as broker. Shares outstanding were 77,764,487 at the time noted.
The award grants that comprise the 1,000 shares include restricted stock and performance shares acquired on specific May 2024 dates, aligning the planned sale amount with these issuances.
Advanced Drainage Systems (WMS): Form 4 insider transaction — A company director reported a code G transaction on 11/10/2025, reflecting a no‑consideration movement of shares. The filing shows 4,100 shares of common stock were transferred at $0.00, decreasing direct holdings and increasing indirect holdings in a revocable trust.
Following the transaction, the director reported 2,386 shares held directly and 60,645 shares held indirectly through a revocable trust benefiting the reporting person and family. This appears as an internal reallocation of ownership with no sale proceeds.
WMS: A shareholder filed a Form 144 notice to sell up to 4,901 shares of common stock on the NYSE through Morgan Stanley Smith Barney LLC, with an aggregate market value of $731,276.33. The approximate sale date listed is 11/12/2025.
The filing shows 77,764,487 shares outstanding. The shares proposed for sale were acquired via an Employee Stock Purchase Plan (101 shares on 12/29/2023, paid in cash), Restricted Stock (970 shares on 05/19/2023), and Performance Shares (3,830 shares on 05/15/2024).