---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-24-015854"
form_type: "8-K/A"
ticker: "TSEOF"
cik: "0001519061"
company_name: "Trinseo PLC"
filed_at: "2024-11-19T23:59:59+00:00"
generated_at: "2026-05-29T22:28:50.986510+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Trinseo amends restructuring plan; expects $76-97M pre-tax charges for Stade shutdown and workforce reductions

## Summary
- Total pre-tax restructuring charges $76-97M: decommissioning/demolition $21-26M, contract terminations $27-31M, severance $25-26M, asset-related $3-14M.
- Actions expected substantially complete by end of 2027; total cash payments estimated $69-79M, substantially all by end of 2027.
- Entered agreement to license polycarbonate technology and sell equipment to affiliate of Deepak Nitrite for use in India.
- Restructuring includes combining management of three businesses, workforce reduction, and exit of virgin polycarbonate production at Stade, Germany.

## SEC filing metadata
- accession: 0001558370-24-015854
- form_type: 8-K/A
- ticker: TSEOF
- cik: 0001519061
- company_name: Trinseo PLC
- filed_at: 2024-11-19T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 2.05
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1519061/000155837024015854/0001558370-24-015854-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1519061/000155837024015854/tse-20240926x8ka.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-24-015854
- JSON: https://secwatch.observer/filing/0001558370-24-015854.json
- Plain text: https://secwatch.observer/filing/0001558370-24-015854.txt

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