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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d)
of The Securities Exchange Act of 1934
Date of Report (Date of earliest event reported): October 27, 2026
Trinseo PLC
(Exact name of registrant as specified in its charter)
| | | | |
Ireland | | 001-36473 | | N/A |
(State or other jurisdiction
of incorporation or organization) | | (Commission
File Number) | | (I.R.S. Employer
Identification Number) |
440 East Swedesford Road, Suite 301,
Wayne, Pennsylvania 19087
(Address of principal executive offices, including zip code)
(610) 240-3200
(Telephone number, including area code)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
☐ | Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
☐ | Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) |
☐ | Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) |
☐ | Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) |
Securities registered pursuant to Section 12(b) of the Act:
| | |
Title of Each Class | Trading symbol(s) | Name of Each Exchange
on which registered |
Ordinary Shares, par value $0.01 per share | TSEOF | N/A |
Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
Emerging growth company ☐
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐
Item 8.01 Other Events.
Adjournment of Annual General Meeting
The Company convened its 2026 annual general meeting on September 30, 2026. The meeting was adjourned until November 20, 2026 at 9:00 a.m. EST to allow for the presentation of the Company’s audited financial statements for the fiscal year ended December 31, 2025.
The adjourned annual meeting will be held at 440 E. Swedesford Rd., Suite 301, Wayne, Pennsylvania 19380, United States (with an audio and video link available for shareholders in Ireland at McCann FitzGerald LLP, Riverside One, Sir John Rogerson’s Quay, Grand Canal Dock, Dublin 2, D02 X576, Ireland at 2:00 p.m. IST). Only shareholders of record as of the close of business on July 30, 2026 are entitled to attend the adjourned annual meeting. No proposals will be voted on and no business will be transacted at the adjourned annual meeting with the exception of the laying of the Company’s annual financial statements, including the reports of the directors and the auditors relating to those financial statements.
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| TRINSEO PLC |
| | |
| | |
| By: | /s/ Angelo Chaclas |
| Name: | Angelo Chaclas |
| Title: | Senior Vice President and Chief Legal Officer |
| | |
Date: October 27, 2026 | | |
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