Trinseo PLC Form DEF 14A: Definitive proxy statement
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2026-08-07: Form DEF 14A; Period of report 2026-09-23; Description DEF 14A; Document tse-20260923xdef14a.htm.
- 2025-04-29: Form DEF 14A; Period of report 2025-06-25; Description DEF 14A; Document tm2510998-8_def14a.htm.
- 2024-04-29: Form DEF 14A; Period of report 2024-06-26; Description DEF 14A; Document tse-20240626xdef14a.htm.
- 2023-05-01: Form DEF 14A; Description DEF 14A; Document tm231982d5_def14a.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2026-08-07 | DEF 14A | 2026-09-23 | DEF 14A | tse-20260923xdef14a.htm |
| 2025-04-29 | DEF 14A | 2025-06-25 | DEF 14A | tm2510998-8_def14a.htm |
| 2024-04-29 | DEF 14A | 2024-06-26 | DEF 14A | tse-20240626xdef14a.htm |
| 2023-05-01 | DEF 14A | DEF 14A | tm231982d5_def14a.htm | |
| 2022-04-25 | DEF 14A | 2022-06-14 | DEF 14A | tm223624-3_def14a.htm |
| 2021-04-27 | DEF 14A | 2021-06-14 | DEF 14A | a2243205zdef14a.htm |
| 2020-04-27 | DEF 14A | 2020-06-09 | DEF 14A | tse-20200609xdef14a.htm |
| 2019-10-21 | DEF 14A | 2019-11-20 | DEF 14A | def14a.htm |
| 2019-04-30 | DEF 14A | 2019-06-19 | DEF 14A | tse-20190619xdef14a.htm |
| 2018-04-30 | DEF 14A | 2018-06-20 | DEF 14A | def14a.htm |
| 2017-10-20 | DEF 14A | 2017-11-28 | DEF 14A | d467561ddef14a.htm |
| 2017-04-28 | DEF 14A | 2017-06-21 | DEF 14A | d375164ddef14a.htm |
| 2016-05-03 | DEF 14A | 2016-06-21 | DEF 14A | a2228397zdef14a.htm |
| 2015-04-27 | DEF 14A | 2015-06-25 | DEF 14A | d903444ddef14a.htm |
| 2014-12-11 | DEF 14A | 2015-01-21 | DEF 14A | d821465ddef14a.htm |