Form 4 for WMS ADVANCED DRAINAGE SYSTEMS, INC.
Accepted 2026-03-06 00:00:00 ET · period of report 2026-03-04 · accession 0001193125-26-097013 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| MI | 2026-03-06 | 2026-03-04 | WMS | BARBOUR D. SCOTT | See Remarks, Dir | G - Gift | $0.00 | 0 | 511 | New | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-03-04 | G | D | 511 | $0.00 | 0 | I Reporting Person's 2023 GRAT | — | — | (F1) On December 17, 2025, the reporting person transferred 24,600 shares of common stock of Advanced Drainage Systems, Inc. from his 2023 GRAT to his revocable trust for the benefit of the reporting person, which transfer is exempt under Rule 16a-13. (F2) Shares held in GRATs of which the reporting person is trustee. |
| 2 | Common | Common Stock | 2026-03-04 | G | A | 511 | $0.00 | 511 | I 2023 GRAT Remainder Trust | — | — | (F3) Shares held in irrevocable remainder trust, of which the reporting person's spouse is trustee. The beneficiaries of the irrevocable trust are the reporting persons's nieces and nephew. |