TSE TRINSEO PLC Capital Structure Changes 8-K Filing 2025 - Debt Restructuring Trinseo PLC completed an exchange offer, replacing $446.5 million of existing 5.125% senior notes due 2029 with new 7.625% second lien senior secured notes, and redeemed all outstanding 5.375% senior notes due 2025 using a new intercompany loan.Get access to all SEC 8-K filings of the TRINSEO PLC