---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-24-120152"
form_type: "8-K"
ticker: "OC"
cik: "0001370946"
company_name: "Owens Corning"
filed_at: "2024-04-29T23:59:59+00:00"
generated_at: "2026-06-03T05:26:54.036582+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Owens Corning clears U.S. antitrust hurdle for Masonite acquisition; closing in May 2024

## Summary
- U.S. HSR Act waiting period expired April 26, 2024, satisfying antitrust clearance condition.
- Masonite shareholders approved the Arrangement on April 25, 2024.
- Closing expected in May 2024, pending other customary conditions.
- Acquisition of Masonite International announced February 9, 2024.

## SEC filing metadata
- accession: 0001193125-24-120152
- form_type: 8-K
- ticker: OC
- cik: 0001370946
- company_name: Owens Corning
- filed_at: 2024-04-29T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1370946/000119312524120152/0001193125-24-120152-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1370946/000119312524120152/d811948d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-24-120152
- JSON: https://secwatch.observer/filing/0001193125-24-120152.json
- Plain text: https://secwatch.observer/filing/0001193125-24-120152.txt

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