NYSE: TSETrinseo PLC Stock Ownership - Who owns Trinseo?
Insider buying vs selling
Have Trinseo PLC insiders been buying or selling?
Buy
Sell
| Name | Role | Date | Shares | Price | Value |
|---|---|---|---|---|---|
| Matthew Farrell | Director | 2025-08-14 | 48,609 | $2.43 | $118.12kBuy |
| Matthew Farrell | Director | 2025-08-13 | 26,391 | $2.45 | $64.66kBuy |
| Matthew Farrell | Director | 2025-08-12 | 25,000 | $2.29 | $57.25kBuy |
| Victoria Brifo | Director | 2025-06-21 | 9,576 | $3.73 | $35.72kSell |
| Sandra Beach Lin | Director | 2025-06-21 | 10,310 | $3.73 | $38.46kSell |
| Klynne Johnson | Director | 2025-06-21 | 10,474 | $3.73 | $39.07kSell |
| Mark E. Tomkins | Director | 2025-06-21 | 10,105 | $3.73 | $37.69kSell |
| Matthew Farrell | Director | 2025-06-21 | 9,576 | $3.73 | $35.72kSell |
| Henri Steinmetz | Director | 2025-06-21 | 20,001 | $3.73 | $74.60kSell |
| Joseph Alvarado | Director | 2025-06-21 | 10,327 | $3.73 | $38.52kSell |
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Net Insider Buy/Sell (L12M) Ownership
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TSE Shareholders
What type of owners hold Trinseo PLC stock?
Institutional
Insider
Retail
| Name | Hold | Shares | Value | Type |
|---|---|---|---|---|
| Brian Chu | 207.34% | 74,542,370 | $188.59M | Insider |
| Felix Hauser | 133.35% | 47,941,031 | $121.29M | Insider |
| Aurelien Vasseur | 133.34% | 47,939,134 | $121.29M | Insider |
| Stephen M. Zide | 103.76% | 37,305,848 | $94.38M | Insider |
| Michel Plantevin | 103.68% | 37,274,052 | $94.30M | Insider |
| Seth Meisel | 103.67% | 37,272,803 | $94.30M | Insider |
| Stephen F. Thomas | 103.67% | 37,271,464 | $94.30M | Insider |
| Mg Investment Management Ltd | 64.24% | 23,095,132 | $58.43M | Insider |
| Mg PLC | 21.21% | 7,625,044 | $19.29M | Institution |
| Nut Tree Capital Management LP | 9.74% | 3,500,000 | $8.86M | Institution |
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Information is provided 'as-is' and solely for informational purposes and is not advice. WallStreetZen does not bear any responsibility for any losses or damage that may occur as a result of reliance on this data.