Cottrill Scott A (CIK 1343378) reported 10 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-21). Recent activity: Sell WMS (277 shares), Sell WMS (339 shares), Buy WMS (10,075 shares), Sell WMS (615 shares), Buy WMS (2,802 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-21 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Sell | 277 | $36,450 |
| 2026-05-21 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Sell | 339 | $46,385 |
| 2026-05-21 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Buy | 10,075 | $0 |
| 2025-05-23 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Sell | 615 | $68,265 |
| 2025-05-21 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Buy | 2,802 | $0 |
| 2025-05-21 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Sell | 459 | $55,934 |
| 2025-05-21 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Sell | 345 | $40,845 |
| 2025-05-16 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Buy | 9,035 | $0 |
| 2025-05-16 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Sell | 2,823 | $343,503 |
| 2025-05-16 | ADVANCED DRAINAGE SYSTEMS, INC. (WMS) | EVP, CFO AND SECRETARY | Sell | 58 | $7,057 |
Source: SEC Form 4 filings · as of 2026-05-21