Form DEFA14A - Additional definitive proxy soliciting materials and Rule 14(a)(12) material:
SEC Accession No. 0001104659-25-040947
Filing Date
2025-04-29
Accepted
2025-04-29 12:26:21
Documents
3

Document Format Files

Seq Description Document Type Size
1 DEFA14A tm2510998d9_defa14a.htm DEFA14A 13005
2 GRAPHIC tm2510998d9_defa14aimg001.jpg GRAPHIC 363491
3 GRAPHIC tm2510998d9_defa14aimg002.jpg GRAPHIC 178334
  Complete submission text file 0001104659-25-040947.txt   760875
Mailing Address 440 EAST SWEDESFORD ROAD SUITE 301 WAYNE PA 19087
Business Address 440 EAST SWEDESFORD ROAD SUITE 301 WAYNE PA 19087 610-240-3200
Trinseo PLC (Filer) CIK: 0001519061 (see all company filings)

EIN.: 000000000 | State of Incorp.: L2 | Fiscal Year End: 1231
Type: DEFA14A | Act: 34 | File No.: 001-36473 | Film No.: 25884773
SIC: 2821 Plastic Materials, Synth Resins & Nonvulcan Elastomers
(CF Office: 08 Industrial Applications and Services)