TSE Insider Trading Activity and SEC Form 4 Filings
TSE insider trading summary
No open-market insider purchases or sales of Trinseo PLC (TSE) have been reported on SEC Form 4 in the past 12 months.
Latest TSE insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Aug 14, 2025 | Matthew Farrell | Insider | Buy | $118K (48,609 @ $2.43) |
| Aug 13, 2025 | Matthew Farrell | Insider | Buy | $65K (26,391 @ $2.45) |
| Aug 12, 2025 | Matthew Farrell | Insider | Buy | $57K (25,000 @ $2.29) |
| Mar 14, 2025 | Johanna Frisch | VP and Treasurer | Buy | $6K (1,500 @ $4.10) |
| Mar 13, 2025 | Johanna Frisch | VP and Treasurer | Buy | $4K (1,100 @ $4.02) |
| Mar 12, 2025 | Johanna Frisch | VP and Treasurer | Buy | $5K (1,200 @ $4.28) |
| Aug 19, 2024 | Jeffrey J Cote | Insider | Buy | $172K (50,600 @ $3.39) |
| Aug 16, 2024 | Jeffrey J Cote | Insider | Buy | $281K (100,000 @ $2.81) |
| Aug 13, 2024 | Mark E Tomkins | Insider | Sell | $28K (11,142 @ $2.54) |
| Aug 12, 2024 | Angelo N. Chaclas | SVP, CLO, CCO & Corp. Sec. | Buy | $193K (75,000 @ $2.57) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.