---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-015648"
form_type: "8-K"
ticker: "TSEOF"
cik: "0001519061"
company_name: "Trinseo PLC"
filed_at: "2026-02-17T23:59:59+00:00"
generated_at: "2026-05-16T02:24:37.762547+00:00"
event_type: "debt"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Trinseo delays $10M interest payment on 2L notes, extends credit agreement grace period

## Summary
- Elected 30-day grace period for $10M interest payment due Feb 17, 2026 on 7.625% second lien secured notes.
- Entered amendment extending interest payment grace period under credit agreement to March 19, 2026 for amounts due Feb 1–Mar 1, 2026.
- Company states it has sufficient cash on hand but delayed payment as part of capital structure discussions with stakeholders.
- Default under indenture would occur if interest not paid by end of 30-day grace period; company retains right to pay before deadline.

## SEC filing metadata
- accession: 0001104659-26-015648
- form_type: 8-K
- ticker: TSEOF
- cik: 0001519061
- company_name: Trinseo PLC
- filed_at: 2026-02-17T23:59:59+00:00
- event_type: debt
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 1.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1519061/000110465926015648/0001104659-26-015648-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1519061/000110465926015648/tse-20260216x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-015648
- JSON: https://secwatch.observer/filing/0001104659-26-015648.json
- Plain text: https://secwatch.observer/filing/0001104659-26-015648.txt

## Key facts
- Material Agreements
  Trinseo PLC amended Credit Agreement (effective 2026-02-16).
  - Action: amendment
  - Agreement: credit facility
  - Effective: 2026-02-16
  source text: On February 16, 2026, in connection with ongoing discussions with its financial stakeholders, Trinseo Luxco S.à r.l. (“Trinseo Luxco”), Trinseo Holding S.à r.l. ( “Trinseo Holding”) and Trinseo Materials Finance, Inc. (together with Trinseo Holding, the “Borrowers”), direct and indirect wholly owned subsidiaries of Trinseo PLC (the “Company”), and the lenders party thereto, entered into an amendment (the “Amendment”) to that certain Credit Agreement, dated as of September 6, 2017 (as amended, the “Credit Agreement”), by and among Trinseo Luxco, the Borrowers, the guarantors party thereto from time to time, the lenders party thereto from time to time, and Deutsche Bank AG New York Branch, as administrative agent and collateral agent.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519061/000110465926015648/0001104659-26-015648-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.