---
schema_version: "secwatch.filing_event.v1"
accession: "0001708035-25-000115"
form_type: "8-K"
ticker: "ECVT"
cik: "0001708035"
company_name: "Ecovyst Inc."
filed_at: "2025-11-04T23:59:59+00:00"
generated_at: "2026-05-17T00:39:41.851367+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# Ecovyst Q3 sales $204.9M, Adj EBITDA $57.5M; sells AM&C for $556M, updates buyback plan

## Summary
- Sales from continuing ops $204.9M (+33% YoY); net income $0.4M vs $14.8M a year ago.
- Adjusted EBITDA $57.5M (28.1% margin); Ecoservices Adj EBITDA $63.6M, up 15% YoY.
- Agreed to sell Advanced Materials & Catalysts to Technip Energies for $556M; net proceeds ~$530M; expected Q1 2026 close.
- Board removed expiration date on $450M buyback plan; $202.2M remains; repurchased $5.5M in Q3, plans $20M in Q4.
- Revised 2025 guidance: sales $700-740M, Adj EBITDA ~$170M, Adj FCF $75-85M.

## SEC filing metadata
- accession: 0001708035-25-000115
- form_type: 8-K
- ticker: ECVT
- cik: 0001708035
- company_name: Ecovyst Inc.
- filed_at: 2025-11-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1708035/000170803525000115/0001708035-25-000115-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1708035/000170803525000115/ecvt-20251104.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001708035-25-000115
- JSON: https://secwatch.observer/filing/0001708035-25-000115.json
- Plain text: https://secwatch.observer/filing/0001708035-25-000115.txt

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