---
schema_version: "secwatch.filing_event.v1"
accession: "0001856525-25-000178"
form_type: "8-K"
ticker: "CNM"
cik: "0001856525"
company_name: "Core & Main, Inc."
filed_at: "2025-12-09T23:59:59+00:00"
generated_at: "2026-05-16T13:50:17.202043+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Core & Main Q3 net sales up 1.2% to $2.06B; board authorizes $500M buyback increase

## Summary
- Q3 net sales $2,062M (+1.2% YoY); net income $143M (+2.1%); diluted EPS $0.72 (+4.3%).
- Adjusted EBITDA $274M (-1.1% YoY); adjusted diluted EPS $0.89 (+3.5%).
- Gross margin expanded to 27.2% from 26.6%; SG&A rose 7.7% to $295M.
- Completed Canada Waterworks acquisition; opened new locations in Houston and Denver.
- Board increased buyback authorization by $500M to $1B; $316M repurchased to date, $684M remains.

## SEC filing metadata
- accession: 0001856525-25-000178
- form_type: 8-K
- ticker: CNM
- cik: 0001856525
- company_name: Core & Main, Inc.
- filed_at: 2025-12-09T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1856525/000185652525000178/0001856525-25-000178-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1856525/000185652525000178/cnm-20251209.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001856525-25-000178
- JSON: https://secwatch.observer/filing/0001856525-25-000178.json
- Plain text: https://secwatch.observer/filing/0001856525-25-000178.txt

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