---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-053165"
form_type: "8-K"
ticker: "TSEOF"
cik: "0001519061"
company_name: "Trinseo PLC"
filed_at: "2026-04-30T23:59:59+00:00"
generated_at: "2026-05-15T00:44:24.566316+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Trinseo extends waiver deadlines on revolver, senior, refinance, securitization facilities to May 13-14, 2026

## Summary
- Waiver expiration for super-priority revolver, senior credit facility, and refinance credit facility extended to May 13, 2026.
- Securitization facility waiver expiration extended to May 14, 2026.
- Extensions obtained via counterparty confirmations under existing waiver terms; no new waiver agreements entered.
- Prior disclosure of initial waivers in March 19, 2026 Form 8-K.

## SEC filing metadata
- accession: 0001104659-26-053165
- form_type: 8-K
- ticker: TSEOF
- cik: 0001519061
- company_name: Trinseo PLC
- filed_at: 2026-04-30T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 1.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1519061/000110465926053165/0001104659-26-053165-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1519061/000110465926053165/tm2613282d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-053165
- JSON: https://secwatch.observer/filing/0001104659-26-053165.json
- Plain text: https://secwatch.observer/filing/0001104659-26-053165.txt

## Source-grounded claims
- claim_id: 819c50f58dadd2555daa50e54f52927456468b3f
  claim: Trinseo PLC amended a credit facility (effective 2026-05-14).
  evidence_excerpt: 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.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519061/000110465926053165/0001104659-26-053165-index.htm
- claim_id: 819c50f58dadd2555daa50e54f52927456468b3f
  claim: Trinseo PLC amended a credit facility (effective 2026-05-14).
  evidence_excerpt: 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.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519061/000110465926053165/0001104659-26-053165-index.htm
- claim_id: 819c50f58dadd2555daa50e54f52927456468b3f
  claim: Trinseo PLC amended a credit facility (effective 2026-05-14).
  evidence_excerpt: 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.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519061/000110465926053165/0001104659-26-053165-index.htm
- claim_id: 819c50f58dadd2555daa50e54f52927456468b3f
  claim: Trinseo PLC amended a credit facility (effective 2026-05-14).
  evidence_excerpt: 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.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519061/000110465926053165/0001104659-26-053165-index.htm

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