---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-018825"
form_type: "8-K"
ticker: "CECO"
cik: "0000003197"
company_name: "CECO ENVIRONMENTAL CORP"
filed_at: "2026-02-24T23:59:59+00:00"
generated_at: "2026-05-16T00:56:40.314563+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# CECO Environmental to acquire Thermon Group for ~$63.89/share in cash or mixed consideration

## Summary
- Transaction implied enterprise value ~$1.1B; each Thermon share receives 0.684 CECO shares + $10 cash, $63.89 cash, or 0.811 CECO shares, subject to proration.
- Closing expected by Aug 24, 2026 (extendable to Nov 23, 2026 for antitrust); conditions include HSR clearance, stockholder approvals, and Nasdaq listing.
- Termination fees: $74.7M from Thermon, $105M from CECO in specified circumstances, including board recommendation changes.
- CECO secured $200M term loan commitment from BofA, plus up to $365M revolver draw; $700M backstop facility if credit amendment not obtained.
- Supporting stockholders (~15.2% of CECO shares) entered voting agreements to vote in favor; CECO board expands to 10, with two Thermon directors.

## SEC filing metadata
- accession: 0001104659-26-018825
- form_type: 8-K
- ticker: CECO
- cik: 0000003197
- company_name: CECO ENVIRONMENTAL CORP
- filed_at: 2026-02-24T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 1.01, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/3197/000110465926018825/0001104659-26-018825-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/3197/000110465926018825/tm267105d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-018825
- JSON: https://secwatch.observer/filing/0001104659-26-018825.json
- Plain text: https://secwatch.observer/filing/0001104659-26-018825.txt

## Source-grounded claims
- claim_id: 07bbce68312bb8a6b6ca68bbfb61ae4e23ba29ed
  claim: CECO ENVIRONMENTAL CORP entered into Agreement and Plan of Merger with Thermon Group Holdings, Inc. (effective 2026-02-23).
  evidence_excerpt: On February 23, 2026, CECO Environmental Corp., a Delaware corporation (the “ Company ”), Longhorn Merger Sub, Inc., a Delaware corporation and direct wholly owned subsidiary of the Company (“ Merger Sub Inc. ”), Longhorn Merger Sub LLC, a Delaware limited liability company and direct wholly owned subsidiary of the Company (“ Merger Sub LLC ”), and Thermon Group Holdings, Inc., a Delaware corporation (“ Thermon ”), entered into an Agreement and Plan of Merger (the “ Merger Agreement ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/3197/000110465926018825/0001104659-26-018825-index.htm

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