Stasse David Phillip (CIK 1441657) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-03). Recent activity: Sell TSE (10,366 shares), Sell TSE (5,028 shares), Sell TSE (9,671 shares), Buy TSE (123,745 shares), Sell TSE (6,558 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-03 | Trinseo PLC (TSE) | EVP AND CFO | Sell | 10,366 | $2,384 |
| 2026-02-24 | Trinseo PLC (TSE) | EVP AND CFO | Sell | 5,028 | $1,659 |
| 2026-02-24 | Trinseo PLC (TSE) | EVP AND CFO | Sell | 9,671 | $3,191 |
| 2025-03-03 | Trinseo PLC (TSE) | EVP AND CFO | Buy | 123,745 | $0 |
| 2025-02-25 | Trinseo PLC (TSE) | EVP AND CFO | Sell | 6,558 | $36,200 |
| 2025-02-18 | Trinseo PLC (TSE) | EVP AND CFO | Sell | 1,845 | $9,483 |
Source: SEC Form 4 filings · as of 2026-03-03