Trinseo PLC
TSEOQ · Plastic Materials, Synth Resins and Nonvulcan Elastomers
Latest available SEC filing: 10-Q ·
Latest disclosures
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Latest financial period: Q2 2026
Financial facts · Filed
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Form 10-Q
SEC filing · Filed
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Lin Sandra Beach: Form 4
Insider disclosure · Filed · Report period 12 May 2026
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
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Form 4
SEC filing · Filed
Institutional holders by security
Choose a share class to see reported 13F positions and quarterly changes. Different securities have separate holder histories.
- TSE · L9340P101 - Ordinary Shares, par value $0.01 per share
Company details and SEC sources
CIK 0001519061 · SEC filing index. Filing dates describe disclosures, not live market data.
- Listed symbols
- TSEOQ on OTC
- SEC industry group
- Plastic Materials, Synth Resins and Nonvulcan Elastomers (Industrial Applications and Services)
- Business address
- 440 East Swedesford Road, Suite 301, Wayne, PA, 19087
- Incorporated in
- Ireland
- Fiscal year end
- 31 December
- Former names on EDGAR
- Trinseo S.A. (to 18 Oct 2021)
At a glance
Names, identifiers, and filing context for this profile.
2 identity fields