---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-073501"
form_type: "8-K"
ticker: "BLD"
cik: "0001633931"
company_name: "TopBuild Corp"
filed_at: "2026-06-12T20:26:40+00:00"
generated_at: "2026-06-12T20:44:43.667495+00:00"
event_type: "m_and_a"
sentiment: "neutral"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# TopBuild amends senior notes to facilitate QXO acquisition; removes change-of-control and covenants

## Summary
- Entered supplemental indentures on June 11, 2026, amending 4.125% notes due 2032 and 5.625% notes due 2034.
- Amendments remove change-of-control offer requirement, eliminate restrictive covenants and all events of default except payment failure.
- Consents from majority holders received; amendments become operative only upon satisfaction of conditions including QXO merger close.
- Supplemental indentures effective immediately; original indenture terms remain in effect if conditions not met.

## SEC filing metadata
- accession: 0001104659-26-073501
- form_type: 8-K
- ticker: BLD
- cik: 0001633931
- company_name: TopBuild Corp
- filed_at: 2026-06-12T20:26:40+00:00
- event_type: m_and_a
- sentiment: neutral
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1633931/000110465926073501/0001104659-26-073501-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1633931/000110465926073501/bld-20260611x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-073501
- JSON: https://secwatch.observer/filing/0001104659-26-073501.json
- Plain text: https://secwatch.observer/filing/0001104659-26-073501.txt

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