---
schema_version: "secwatch.filing_event.v1"
accession: "0001370946-26-000066"
form_type: "8-K"
ticker: "OC"
cik: "0001370946"
company_name: "Owens Corning"
filed_at: "2026-02-25T23:59:59+00:00"
generated_at: "2026-05-16T00:10:33.446641+00:00"
event_type: "earnings"
sentiment: "neutral"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Owens Corning reports full-year 2025 net loss $(188M) on $1.2B impairment; adjusted EPS $12.05

## Summary
- Full-year net sales $10.1B (+3% YoY); GAAP net loss $(188M) from $1.2B non-cash impairment in Doors.
- Adjusted EBITDA margin 22% (down from 25%); adjusted diluted EPS $12.05 vs $14.85 prior year.
- Q4 net sales $2.142B (-17% YoY); adjusted EBITDA $362M (-36%).
- Dividend increased 15% to $0.79/quarter; $1.0B returned to shareholders in 2025.
- Q1'26 revenue guidance $2.1-2.2B with mid-teens adjusted EBITDA margin; tariff impact ~$10M.

## SEC filing metadata
- accession: 0001370946-26-000066
- form_type: 8-K
- ticker: OC
- cik: 0001370946
- company_name: Owens Corning
- filed_at: 2026-02-25T23:59:59+00:00
- event_type: earnings
- sentiment: neutral
- 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/1370946/000137094626000066/0001370946-26-000066-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1370946/000137094626000066/oc-20260225.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001370946-26-000066
- JSON: https://secwatch.observer/filing/0001370946-26-000066.json
- Plain text: https://secwatch.observer/filing/0001370946-26-000066.txt

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