---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-053918"
form_type: "8-K"
ticker: "BLDR"
cik: "0001316835"
company_name: "Builders FirstSource, Inc."
filed_at: "2024-05-07T23:59:59+00:00"
generated_at: "2026-06-02T16:43:07.243941+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Builders FirstSource Q1 net income down 22.5%; reaffirms 2024 guidance

## Summary
- Net sales $3.9B (+0.2% YoY); core organic flat. Net income $258.8M ($2.10 EPS) vs $333.8M ($2.41 EPS).
- Adjusted EBITDA $540.9M (-14.4%); margin 13.9% (-240 bps). Gross margin 33.4% (-190 bps).
- Reaffirms FY2024: net sales $17.5-$18.5B, adj. EBITDA $2.4-$2.8B, FCF $1.0-$1.2B.
- Completed $1.0B 6.375% senior notes due 2034; net debt to LTM adj. EBITDA 1.1x.
- Repurchased 0.1M shares at $202.67; $980M remaining authorization; 42.2% of shares retired since 2021.

## SEC filing metadata
- accession: 0000950170-24-053918
- form_type: 8-K
- ticker: BLDR
- cik: 0001316835
- company_name: Builders FirstSource, Inc.
- filed_at: 2024-05-07T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1316835/000095017024053918/0000950170-24-053918-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1316835/000095017024053918/bldr-20240507.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-053918
- JSON: https://secwatch.observer/filing/0000950170-24-053918.json
- Plain text: https://secwatch.observer/filing/0000950170-24-053918.txt

## Key facts
- Earnings Releases
  Builders FirstSource, Inc. reported the three months ended March 31, 2024 results: revenue $3.9 billion, net income $258.8 million, or $2.10 per diluted share, EPS $2.10 per diluted share. Guidance reaffirmed.
  - Period: the three months ended March 31, 2024
  - Revenue: $3.9 billion
  - Net income: $258.8 million, or $2.10 per diluted share
  - EPS: $2.10 per diluted share
  - Guidance: reaffirmed
  - Result: reported results
  source text: today reported its results for the first quarter ended March 31, 2024. First Quarter 2024 Highlights All Year-Over-Year Comparisons Unless Otherwise Noted: • Net sales were $3.9 billion, a 0.2% increase, with core organic sales essentially flat, in line with expectations, and growth from acquisitions partially offset by commodity deflation. • Gross profit margin
  evidence_url: https://www.sec.gov/Archives/edgar/data/1316835/000095017024053918/0000950170-24-053918-index.htm

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