Trinseo PLC
TSEOQ- Exchange
- OTC
- Industry
- Plastic Materials, Synth Resins & Nonvulcan Elastomers
- SEC CIK
- 0001519061
No open-market purchases or sales by Trinseo PLC insiders were filed in the last 90 days; 6 institutions reported holding it in 13F filings for Q2 2026, worth $740 in total; no superinvestor holds it.
Members of Congress who traded TSEOQ
No member of Congress has reported a trade in Trinseo PLC since 2020.
Source: U.S. House Clerk and Senate Office of Public Records (eFD). Amounts are the ranges filers report.