| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Martz Bret | Executive Vice President, Sales | C/O ADVANCED DRAINAGE SYSTEMS, INC., 4640 TRUEMAN BOULEVARD, HILLIARD | /s/ Bret Martz, by Scott A. Cottrill as attorney-in-fact | 21 May 2025 | 0002061864 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WMS | Common Stock | Award | $0 | +1.15K | +126.15% | $0.00 | 2.06K | 19 May 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | WMS | Option to Purchase Common Stock | Award | $0 | +2.45K | $0.00 | 2.45K | 19 May 2025 | Common Stock | 2.45K | $119.30 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | The options vest in three equal annual installments beginning on May 19, 2026, provided that the Reporting Person remains continuously employed by the Issuer through each applicable vesting date. |
Executive Vice President, Sales