Trinseo PLC

Ownership Transactions Reported by 31 Insiders

Symbol
TSE on NYSE
Location
440 East Swedesford Road, Suite 301, Wayne, PA

Insiders trading volume in the past year

Trinseo PLC executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
M&G Investment Management Ltd 10%+ Owner $55M Jul 19, 2022
Frank A. Bozich CEO AND PRESIDENT, Director $3.98M Feb 27, 2025
Angelo Chaclas Svp, Clo, Cco & Corp. Sec. $1.62M Feb 27, 2025
David Phillip Stasse Evp And Cfo $1.54M Feb 27, 2025
Francesca Reverberi SVP, EM and Polymer Solutions $906K Feb 27, 2025
Paula M. Cooney Svp, Chro $751K Feb 27, 2025
Jeffrey J. Cote Director $649K Jun 25, 2025
Rainer Schewe Svp, Supply Chain & Mfg Svcs $621K Feb 27, 2025
Bregje van Kessel SVP, Corporate Finance & IR $616K Feb 27, 2025
Matthew Farrell Director $608K +$240K +65.2% Aug 12, 2025
Arthas Bing Yang SVP, Latex Binders $301K Feb 27, 2025
Henri Steinmetz Director $241K Jun 25, 2025
Alvarado Joseph Director $238K Jun 25, 2025
KLynne Johnson Director $228K Jun 25, 2025
Jeanmarie F. Desmond Director $223K Jun 25, 2025
Sandra Beach Lin Director $219K Jun 25, 2025
Han Hendriks Svp, Chief Technology Officer $209K Oct 3, 2025
Victoria Brifo Director $209K Jun 25, 2025
Donald T. Misheff Director $142K Jun 14, 2023
Mark E. Tomkins Director $137K Jun 21, 2025
Pierre-Marie De Leener Director $135K Jun 21, 2025
Andre Lanning Svp & Cco $131K Feb 25, 2023
Roger Greene Vp, Global Controller & Pao $128K Sep 25, 2025
Nicolas Joly SVP, Styrenics $108K Feb 25, 2023
Bernard M. Skeete VP, CAO & Global Controller $92.4K Feb 25, 2023
Timothy J. Thomas Svp, Mfctg & Oper Excellence $84.8K Feb 17, 2024
Alice Heezen SVP - Human Resources $72.7K Nov 12, 2021
Philip R. Martens Director $67.9K Jun 14, 2023
Jean-Luc Beal SVP, Engineered Materials $66.7K Feb 22, 2023
Johanna Frisch Vp And Treasurer $37.4K +$15.7K +72.5% Sep 30, 2025
James Mingyu Ni Svp, Latex Binders $33K Feb 17, 2024

Recent Insider Transactions by Companies or Individuals for Trinseo PLC

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.