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.
Advanced Drainage Systems’ revenue flows through four segments—Pipe, Infiltrator, Allied Products, International—and each 10-K buries critical data on resin costs, recycling margins, and infrastructure demand inside more than 300 pages. Tracking when executives sell shares before major municipal contracts or when raw-material surcharges hit EBITDA can feel impossible.
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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 2,568 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).
WMS filed a Form 144 notice for a proposed sale of 2,901 common shares through Morgan Stanley Smith Barney LLC Executive Financial Services on the NYSE. The filing lists an aggregate market value of $430,748.85 and an approximate sale date of 11/10/2025. The shares to be sold were acquired via a stock option exercise of 2,776 shares on 11/10/2025 and an employee stock purchase plan purchase of 125 shares on 06/30/2025. Shares outstanding were 77,764,487 as of the filing; this is a baseline figure, not the amount being offered.
Advanced Drainage Systems (WMS) reported stronger Q2 FY2026 results. Net sales rose to $850.4 million, up 8.7% year over year, with growth led by Infiltrator and Allied Products & Other. Gross profit increased 15.7% to $340.1 million as price/cost and mix improved. Net income was $156.5 million, and diluted EPS was $1.99.
Operating performance improved: income from operations reached $223.3 million and Adjusted EBITDA rose 17.1% to $287.5 million. Cash from operations was $509.8 million in the first six months, supporting a cash balance of $812.9 million at quarter end. Long‑term debt stood at $1.25 billion, largely senior notes and a term loan.
The company recorded $7.2 million of Q2 expense under its 2026 Restructuring Plan and realized a $17.6 million gain from property sales. Year‑to‑date, ADS completed the River Valley Pipe asset purchase (~$18.8 million) and continues integrating Orenco. ADS also signed a definitive agreement to acquire NDS for approximately $1.0 billion, expected to close in the first quarter of calendar 2026 subject to customary approvals. A quarterly dividend of $0.18 per share was declared after quarter end.
Advanced Drainage Systems (WMS) furnished unaudited results for its fiscal second quarter ended September 30, 2025 and announced a cash dividend. Management hosted a conference call and webcast at 10:00 a.m. Eastern on November 6, 2025, with accompanying slides available as furnished materials.
The Board approved a $0.18 per‑share cash dividend, payable on December 15, 2025 to stockholders of record as of December 1, 2025. The earnings press release and presentation slides were furnished as Exhibits 99.1 and 99.2, and the dividend press release as Exhibit 99.3. An archived webcast is accessible via the company’s Investor Relations website.
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