TSE Trinseo PLC: institutional ownership and insider trading
Over the last 12 months insiders bought $0 and sold $0 on the open market.
Recent TSE insider trades
- Aug 14, 2025: Farrell Matthew bought 100,000 shares ($240K)
- Mar 14, 2025: Frisch Johanna bought 3,800 shares ($15.7K)
5%+ owners
- Nut Tree Capital Management, LP: 8.3% (Schedule 13G/A, filed May 15, 2026)
- BlackRock, Inc.: 6.3% (Schedule 13G, filed Jul 17, 2025)
- CHARLES SCHWAB INVESTMENT MANAGEMENT INC: 5.8% (Schedule 13G, filed Feb 12, 2026)