---
schema_version: "secwatch.filing_event.v1"
accession: "0001941365-26-000003"
form_type: "8-K"
ticker: "MBC"
cik: "0001941365"
company_name: "MasterBrand, Inc."
filed_at: "2026-02-10T23:59:59+00:00"
generated_at: "2026-05-16T03:40:03.626503+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.85
calibrated_materiality_score: 0.85
confidence: "high"
source: SEC EDGAR
---

# MasterBrand Q4 net loss $42M; adjusted EPS $(0.02); introduces 2026 cost savings of $30M

## Summary
- Q4 net sales $644.6M (-3.5% YoY); net loss margin (6.5)% vs 2.1% prior year.
- Q4 diluted EPS $(0.33); adjusted diluted EPS $(0.02) vs $0.22 prior year.
- Full year 2025 net sales $2.7B (+1.3%); adjusted EBITDA margin 10.9%, down 260bps.
- Company announces $30M cost rationalization expected in 2026; cites soft demand and tariff complexity.
- Management highlights pending combination with American Woodmark; integration planning underway.

## SEC filing metadata
- accession: 0001941365-26-000003
- form_type: 8-K
- ticker: MBC
- cik: 0001941365
- company_name: MasterBrand, Inc.
- filed_at: 2026-02-10T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.85
- calibrated_materiality_score: 0.85
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1941365/000194136526000003/0001941365-26-000003-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1941365/000194136526000003/mbc-20260210.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001941365-26-000003
- JSON: https://secwatch.observer/filing/0001941365-26-000003.json
- Plain text: https://secwatch.observer/filing/0001941365-26-000003.txt

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