---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-23-017600"
form_type: "8-K"
ticker: "TSEOF"
cik: "0001519061"
company_name: "Trinseo PLC"
filed_at: "2023-11-03T23:59:59+00:00"
generated_at: "2026-06-08T22:19:46.706853+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Trinseo Q3 net loss $38M, cuts 2023 Adjusted EBITDA guidance to $175-185M

## Summary
- Net loss from continuing ops $38M (diluted EPS -$1.09); adjusted net loss $36M (adj. EPS -$1.03).
- Net sales $879M, down 25% YoY; Adjusted EBITDA $41M vs -$37M prior year.
- Full-year 2023 outlook lowered: net loss $509-499M, Adjusted EBITDA $175-185M (prior ~$215M).
- Expects ~$100M profitability improvement in 2024 from cost actions and lower gas hedge losses.
- Refinanced 2024 term loan and $385M of 2025 Senior Notes; cash $279M.

## SEC filing metadata
- accession: 0001558370-23-017600
- form_type: 8-K
- ticker: TSEOF
- cik: 0001519061
- company_name: Trinseo PLC
- filed_at: 2023-11-03T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1519061/000155837023017600/0001558370-23-017600-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1519061/000155837023017600/tse-20231103x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-23-017600
- JSON: https://secwatch.observer/filing/0001558370-23-017600.json
- Plain text: https://secwatch.observer/filing/0001558370-23-017600.txt

## Key facts
- Earnings Releases
  Trinseo PLC reported Full-year 2023 results: net income $509 million to $499 million. Guidance lowered.
  - Period: Full-year 2023
  - Net income: $509 million to $499 million
  - Guidance: lowered
  - Result: guidance update
  source text: Full-year 2023 net loss from continuing operations of $509 million to $499 million and Adjusted EBITDA of $175 million to $185 million (prior outlook of net loss from continuing operations of approximately $460 million and Adjusted EBITDA of approximately $215 million†).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519061/000155837023017600/0001558370-23-017600-index.htm

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