0001415889-23-013213.txt : 20230913 0001415889-23-013213.hdr.sgml : 20230913 20230913150146 ACCESSION NUMBER: 0001415889-23-013213 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230913 FILED AS OF DATE: 20230913 DATE AS OF CHANGE: 20230913 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Desmond Jeanmarie F. CENTRAL INDEX KEY: 0001713192 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-36473 FILM NUMBER: 231252413 MAIL ADDRESS: STREET 1: C/O E.I. DU PONT DE NEMOURS AND COMPANY STREET 2: 974 CENTRE ROAD, BLDG. 730 CITY: WILMINGTON STATE: DE ZIP: 19805 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Trinseo PLC CENTRAL INDEX KEY: 0001519061 STANDARD INDUSTRIAL CLASSIFICATION: PLASTICS, MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS [2821] IRS NUMBER: 000000000 STATE OF INCORPORATION: L2 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 440 EAST SWEDESFORD ROAD STREET 2: SUITE 301 CITY: WAYNE STATE: PA ZIP: 19087 BUSINESS PHONE: 610-240-3200 MAIL ADDRESS: STREET 1: 440 EAST SWEDESFORD ROAD STREET 2: SUITE 301 CITY: WAYNE STATE: PA ZIP: 19087 FORMER COMPANY: FORMER CONFORMED NAME: Trinseo S.A. DATE OF NAME CHANGE: 20110429 FORMER COMPANY: FORMER CONFORMED NAME: Bain Capital Everest (Luxco 2) S.a r.l. DATE OF NAME CHANGE: 20110426 4 1 form4-09132023_070940.xml X0508 4 2023-09-13 0001519061 Trinseo PLC TSE 0001713192 Desmond Jeanmarie F. C/O TRINSEO PLC 440 EAST SWEDESFORD ROAD, SUITE 301 WAYNE PA 19087 true false false false 0 Ordinary Shares 2023-09-13 4 P 0 2500 7.94 A 19128 D Price reflects the weighted average purchase price for the purchase transaction made on the date reported above. Purchase prices ranged from $7.86 to $7.95. The reporting person will provide, upon request by the Staff, the Company, or a security holder of the Company, full information regarding the number of shares purchased at each separate price. /s/ Angelo Chaclas, Attorney-in-Fact 2023-09-13