Trinseo PLC (TSE)
Latest TSE Insider Trades
- Sandra Beach LinOther42,484 sh
Jeanmarie F. DesmondOther42,484 sh- Jeffrey J. CoteOther42,484 sh
About Trinseo PLC (TSE)
90-Day SEC Filing Activity
No Form 4 activity for TSE in the last 90 days.
TSE Insider Transactions (Form 4)
3845 Form 4 filings on record, the earliest from Oct 7, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Sandra Beach Lin | Other | Ordinary Shares | 42,484 | - |
Recent TSE Form 8-K Filings
5TSE Insider Trading - FAQ
What is the latest insider trade for TSE?
Trinseo PLC (TSE) has filed no insider reports in the last 90 days. The most recent on record is dated 2026-05-14. The full record for TSE runs to 45 Form 4 filings, the earliest from 2024-10-07. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying TSE stock?
No insider purchases of TSE were filed in the last 90 days. 3 purchases are on record for this company.
How many insiders are selling TSE stock?
No insider sales of TSE were filed in the last 90 days.
Where can I see TSE SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page tracks TSE Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow TSE insider buys?
Create a free InsiderAlpha account and press Watch on this page to add TSE to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Materials Companies with Insider Activity
Recent Insider Filings
10Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
- - Sandra Beach Lin view on EDGAR
- - Jeanmarie F. Desmond view on EDGAR
- - Jeffrey J. Cote view on EDGAR
- - Joseph Alvarado view on EDGAR
- - Klynne Johnson view on EDGAR
- - Victoria Brifo view on EDGAR
- - Matthew Farrell view on EDGAR
- - Henri Steinmetz view on EDGAR
- - Arthas Bing Yang view on EDGAR
Related Companies - Recent Insider Activity
Learn More
- What is SEC Form 4?
- The filing insiders must submit within two business days of a trade, and how to read its transaction codes.
- Insider activity in Materials
- Where TSE's peers are being bought and sold.
- Every recent Form 4
- The full market-wide feed, updated as filings arrive from SEC EDGAR.
Track TSE insider activity as it files
Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
