Company profile
Trinseo PLC Insider Trading
TSEOFEvery SEC Form 4 insider trading filing for Trinseo PLC (TSEOF) since April 2023: open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?
- Exchange
- OTC
- Sector
- Plastic Materials, Synth Resins & Nonvulcan Elastomers
- CIK
- 0001519061
- Filings
- 160
- Insiders
- 25
- Last filing
- 2026-05-12
Activity summary
No insider transactions in the last 30 days. The most recent was on May 12, 2026, when Joseph Alvarado reported 42,484 shares (non-open-market activity). 160 filings from 25 insiders are on record below.
Three year balance
Buy and sell value by quarter, Q2 23 to Q1 26. Trinseo PLC insiders are net buyers across the period shown.
Bars below the rule are sales, above are purchases. Largest quarter on the chart is $748K.
No insider activity recorded for TSEOF in the last 90 days.
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 12, 2026 | Joseph Alvarado | TSEOF | J | 42,484 | — | — |
| May 12, 2026 | Victoria Brifo | TSEOF | J | 42,484 | — | — |
| May 12, 2026 | Jeffrey J Cote | TSEOF | J | 42,484 | — | — |
| May 12, 2026 | Jeanmarie F. Desmond | TSEOF | J | 42,484 | — | — |
| May 12, 2026 | Matthew Farrell | TSEOF | J | 42,484 | — | — |
45 more transactions hidden
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The same rows, over the API.
curl "https://api.form4api.com/v1/transactions?ticker=TSEOF" \
-H "X-Api-Key: $KEY"