| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| EVERSOLE ROBERT M | Director | C/O ADVANCED DRAINAGE SYSTEMS, INC., 4640 TRUEMAN BOULEVARD, HILLIARD | /s/ Robert M. Eversole, by Scott A. Cottrill as attorney-in-fact | 21 Jul 2025 | 0001614400 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WMS | Common Stock | Award | $0 | +2,386 | +58% | $0.000000 | 6,486 | 17 Jul 2025 | Direct | |
| holding | WMS | Common Stock | 56,545 | 17 Jul 2025 | Reporting Person's Revocable Trust | F1 |
| Id | Content |
|---|---|
| F1 | Shares held in revocable trust for the benefit of the reporting person and the reporting person's spouse and children. |