---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-142774"
form_type: "8-K"
ticker: "STRL"
cik: "0000874238"
company_name: "STERLING INFRASTRUCTURE, INC."
filed_at: "2025-06-18T23:59:59+00:00"
generated_at: "2026-05-19T03:57:04.533733+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Sterling Infrastructure acquires CEC Facilities for $505M in cash and stock

## Summary
- Total consideration $505M: $450M cash + 285,275 STRL shares valued at $55M; earn-out up to $80M tied to operating income thresholds.
- CEC provides electrical, mechanical, and technological design, construction, and maintenance services across the US.
- Closing expected in Q3 2025, subject to HSR waiting period and other customary conditions.
- Key employees to enter into 5-year employment agreements; shares subject to 12-18 month lock-up.

## SEC filing metadata
- accession: 0001193125-25-142774
- form_type: 8-K
- ticker: STRL
- cik: 0000874238
- company_name: STERLING INFRASTRUCTURE, INC.
- filed_at: 2025-06-18T23:59:59+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/874238/000119312525142774/0001193125-25-142774-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/874238/000119312525142774/d949187d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-142774
- JSON: https://secwatch.observer/filing/0001193125-25-142774.json
- Plain text: https://secwatch.observer/filing/0001193125-25-142774.txt

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