Debt waivers extended on Trinseo (NYSE: TSE) credit facilities

Rhea-AI Filing Summary

Trinseo PLC disclosed that lenders have extended the expiration dates of several previously granted waivers tied to its debt facilities. The waiver under its super-priority revolving credit facility, the waiver under its 2017 senior credit agreement, and the waiver under its 2023 refinance credit agreement now all run until May 13, 2026. A separate waiver under the 2024 credit and security agreement for the company’s accounts receivable securitization facility has been extended until May 14, 2026. No new waiver agreements were signed; the existing waivers were simply prolonged under their original terms as part of Trinseo’s ongoing capital structure discussions and restructuring efforts.

8-K Event Classification

3 items: 1.01, 7.01, 9.01

3 items

Item 1.01 Entry into a Material Definitive Agreement Business

The company signed a significant contract such as a merger agreement, credit facility, or major partnership.

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Key Figures

Revolver waiver expiration: May 13, 2026 Senior credit facility waiver expiration: May 13, 2026 Refinance credit facility waiver expiration: May 13, 2026 +2 more

5 metrics

Revolver waiver expiration May 13, 2026 Super-priority revolving credit facility waiver extended

Senior credit facility waiver expiration May 13, 2026 2017 Credit Agreement waiver extended

Refinance credit facility waiver expiration May 13, 2026 2023 Credit Agreement waiver extended

Securitization waiver expiration May 14, 2026 2024 accounts receivable securitization facility waiver extended

NYSE delisting effective date March 30, 2026 Ordinary shares delisted; now trade OTC as TSEOF

Key Terms

super-priority revolving credit facility, accounts receivable securitization facility, forward-looking statements, Emerging growth company, +1 more

5 terms

super-priority revolving credit facility financial

"the waiver under the Company’s super-priority revolving credit facility dated January 17, 2025"

accounts receivable securitization facility financial

"the Credit and Security Agreement dated as of July 18, 2024 governing the Company’s accounts receivable securitization facility"

A accounts receivable securitization facility is a financing arrangement where a company converts its unpaid customer invoices into immediate cash by selling them or using them as collateral for a line of credit. Think of it like using a stack of IOUs as a short-term loan to smooth cash flow; it matters to investors because it changes a company’s liquidity, borrowing profile and risk exposure without necessarily showing up as traditional debt, affecting valuation and credit health.

forward-looking statements regulatory

"Cautionary Note on Forward Looking Statements This may contain forward-looking statements including, without limitation, statements concerning plans"

Forward-looking statements are predictions or plans that companies share about what they expect to happen in the future, like estimating sales or profits. They matter because they help investors understand a company's outlook, but since they are based on guesses and assumptions, they can sometimes be wrong.

Emerging growth company regulatory

"Emerging growth company * On March 23, 2026, the NYSE filed a Form 25"

An emerging growth company is a recently public or smaller public firm that qualifies for temporary, lighter regulatory and disclosure rules to reduce the cost and effort of being public. For investors, it means the company may provide less historical financial detail and face fewer reporting requirements than larger firms, so it can grow more quickly but also carries higher uncertainty—like buying a promising early-stage product with fewer user reviews.

capital structure financial

"outcome of discussions with our financial stakeholders regarding our capital structure"

Capital structure is the way a company finances its operations and growth by using different sources of money, such as borrowed funds (loans or bonds) and owner’s equity (investments from owners or shareholders). It’s like a recipe for baking a cake, where the balance of ingredients affects the final product's strength and taste; similarly, the mix of debt and equity influences a company's stability and risk. For investors, understanding a company's capital structure helps gauge how risky it might be to invest or lend money.

Understanding 8-K Material Events →

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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): April 30, 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. ¨

* On March 23, 2026, the NYSE filed a Form 25 relating to the delisting from the NYSE of our ordinary shares. The delisting became effective on March 30, 2026. The ordinary shares will continue to trade over the counter under the symbol “TSEOF.”

EXPLANATORY NOTE

This Current Report is being filed to report extensions of the expiration dates of certain waiver agreements (collectively, the “Existing Waivers”) previously disclosed under Item 1.01 of, and filed as exhibits to, the Current Report on Form 8-K filed by Trinseo PLC (the “Company”) with the U.S. Securities and Exchange Commission on March 19, 2026 (the “Prior 8-K”). As permitted by the terms of the applicable Existing Waiver, the Company received confirmations from the applicable counterparties extending the expiration date of each Existing Waiver as described below. No new waiver agreement was entered into in connection with such extensions.

ITEM 1.01 Entry into a Material Definitive Agreement.

Revolver Waiver.

As permitted by the waiver under the Company’s super-priority revolving credit facility dated January 17, 2025, the counterparties confirmed the extension of such waiver’s expiration date until May 13, 2026.

Senior Credit Facility Waiver.

As permitted by the waiver under the Company’s Credit Agreement dated as of September 6, 2017, the counterparties confirmed the extension of such waiver’s expiration date until May 13, 2026.

Refinance Credit Facility Waiver.

As permitted by the waiver under the Company’s Credit Agreement dated as of September 8, 2023, the counterparties confirmed the extension of such waiver’s expiration date until May 13, 2026.

Securitization Waiver.

As permitted by the waiver under the Credit and Security Agreement dated as of July 18, 2024 governing the Company’s accounts receivable securitization facility, the counterparties confirmed the extension of such waiver’s expiration date until May 14, 2026.

The foregoing descriptions of the Existing Waivers are qualified in their entirety by reference to the full text of each Existing Waiver, copies of which were filed as exhibits to the Prior 8-K and are incorporated herein by reference.

ITEM 7.01 Regulation FD Disclosure.

The information set forth in the Explanatory Note and under Item 1.01 of this Current Report on Form 8-K is incorporated by reference into this Item 7.01. The information under this Item 7.01 of this Current Report on Form 8-K is being furnished and shall not be deemed “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that Section. The information under this Item 7.01 shall not be incorporated by reference into any registration statement or other document pursuant to the Securities Act of 1933, as amended.

Cautionary Note on Forward Looking Statements

This Current Report may contain forward-looking statements including, without limitation, statements concerning plans, objectives, goals, projections, forecasts, strategies, future events or performance, and underlying assumptions and other statements, which are not statements of historical facts or guarantees or assurances of future performance. Forward-looking statements may be identified by the use of words like “expect,” “anticipate,” “believe,” “intend,” “forecast,” “outlook,” “will,” “may,” “might,” “see,” “tend,” “assume,” “potential,” “likely,” “target,” “plan,” “contemplate,” “seek,” “attempt,” “should,” “could,” “would” or expressions of similar meaning. Forward-looking statements reflect management’s evaluation of information currently available and are based on the Company’s current expectations and assumptions regarding its business, the economy, its current indebtedness, and other future conditions. Because forward-looking statements relate to the future, they are subject to inherent uncertainties, risks and changes in circumstances that are difficult to predict. Factors that might cause future results to differ from those expressed by the forward-looking statements include, but are not limited to, outcome of discussions with our financial stakeholders regarding our capital structure; our ability to successfully restructure our indebtedness through an in-court or out-of-court process; our ability to obtain necessary waivers, consents or amendments from our lenders; our ability to successfully execute our overall business and transformation strategy; increased costs or disruption in the supply of raw materials; deterioration of our credit profile limiting our access to commercial credit; compliance with laws and regulations impacting our business; conditions in the global economy and capital markets; our current and future levels of indebtedness and ability to service our debt; our ability to meet the covenants under our existing indebtedness; our ability to generate cash flows from operations; our ability to successfully implement and complete proposed restructuring initiatives and to successfully generate cost savings through such initiatives; and those discussed in our Annual Report on Form 10-K, under Part I, Item 1A — “Risk Factors” and elsewhere in our other reports, filings and furnishings made with the U.S. Securities and Exchange Commission from time to time. As a result of these or other factors, the Company’s actual results, performance or achievements may differ materially from those contemplated by the forward-looking statements. Therefore, we caution you against relying on any of these forward-looking statements. The forward-looking statements included in this Current Report are made only as of the date hereof. The Company undertakes no obligation to publicly update or revise any forward-looking statement as a result of new information, future events or otherwise, except as otherwise required by law.

ITEM 9.01	Exhibits.
104	Cover Page Interactive Data File (formatted in Inline XBRL and contained in Exhibit 101)

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/ David Stasse
	Name:	David Stasse
	Title:	Executive Vice President and Chief Financial Officer
Date:  April 30, 2026

FAQ

What did Trinseo (TSE) announce in its April 30, 2026 Form 8-K?

Trinseo reported that existing waivers under several key debt facilities were extended into May 2026. These extensions cover its super-priority revolver, senior credit facility, refinance credit facility, and accounts receivable securitization facility, supporting ongoing discussions about its capital structure and indebtedness.

Which Trinseo debt waivers were extended and to what dates?

Waivers under Trinseo’s super-priority revolving credit facility, its 2017 senior credit agreement, and its 2023 refinance credit agreement were extended until May 13, 2026. The waiver under the 2024 credit and security agreement for the accounts receivable securitization facility was extended until May 14, 2026.

Did Trinseo enter into any new waiver agreements in this 8-K?

No, Trinseo did not sign new waiver agreements in this filing. The company received confirmations from existing counterparties that simply extended the expiration dates of waivers previously disclosed, keeping the same underlying waiver agreements in place without renegotiated terms.

What does the 8-K say about Trinseo’s stock exchange listing status?

The filing notes that the NYSE filed a Form 25 on March 23, 2026 to delist Trinseo’s ordinary shares, effective March 30, 2026. After delisting from the NYSE, Trinseo’s ordinary shares continue to trade over the counter under the symbol “TSEOF.”

What risks and uncertainties does Trinseo highlight in this disclosure?

Trinseo points to uncertainties around restructuring its indebtedness, obtaining waivers and consents from lenders, executing its transformation strategy, maintaining access to credit, and meeting debt covenants. It references broader economic conditions and directs readers to its Form 10-K risk factors for additional detail.

How does this 8-K relate to Trinseo’s broader restructuring efforts?

The 8-K ties the waiver extensions to ongoing discussions with financial stakeholders regarding Trinseo’s capital structure and potential in-court or out-of-court debt restructuring. By extending waiver expirations, lenders are allowing more time for the company to pursue its transformation and restructuring initiatives.

Filing Exhibits & Attachments

3 documents

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA 2.9 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE 21.8 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE 33.4 KB