Updated Jul 16, 2026
Stasse David Phillip is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days.

Stasse David Phillip is a person connected to Trinseo PLC according to the most recent SEC filing as of March 3, 2026. Publicly available information from SEC filings does not yet provide a detailed professional biography, including his role within the company, prior experience, or career highlights. Given the limited public data, this entry notes his association with Trinseo PLC and an absence of widely published biographical details. Further verification from official SEC forms or Trinseo investor materials would be needed to confirm his position, responsibilities, and background.
| Role | Insider |
|---|---|
| Notability | 15/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-03 | TSE | Trinseo PLC | F — Tax withholding / forfeiture | 10.4K | $0.23 | $2K |
| 2026-02-24 | TSE | Trinseo PLC | F — Tax withholding / forfeiture | 9.7K | $0.33 | $3K |
| 2026-02-24 | TSE | Trinseo PLC | F — Tax withholding / forfeiture | 5.0K | $0.33 | $2K |
Stasse David Phillip is a person connected to Trinseo PLC according to the most recent SEC filing as of March 3, 2026. Publicly available information from SEC filings does not yet provide a detailed professional biography, including his role within the company, prior experience, or career highlights. Given the limited public data, this entry notes his association with Trinseo P…
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live Stasse David Phillip profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.