---
schema_version: "secwatch.filing_event.v1"
accession: "0001206264-26-000121"
form_type: "8-K"
ticker: "SGI"
cik: "0001206264"
company_name: "SOMNIGROUP INTERNATIONAL INC."
filed_at: "2026-08-26T16:41:36+00:00"
generated_at: "2026-08-26T16:42:15.151637+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# Somnigroup completes $2.3B all-stock acquisition of Leggett & Platt

## Summary
- All-stock deal valued ~$2.3B; LEG shareholders received 0.1455 SGI shares per share.
- Annual run-rate synergy target raised to $75M from $50M; net leverage ~2.8x at close.
- $1.5B Leggett & Platt senior notes remain outstanding; ~$50M annualized non-cash expense from fair value step-up.
- Tyson Hagale named President of Leggett & Platt, reporting to CEO Karl Glassman.

## SEC filing metadata
- accession: 0001206264-26-000121
- form_type: 8-K
- ticker: SGI
- cik: 0001206264
- company_name: SOMNIGROUP INTERNATIONAL INC.
- filed_at: 2026-08-26T16:41:36+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 2.01, 2.03, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1206264/000120626426000121/0001206264-26-000121-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1206264/000120626426000121/sgi-20260826.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001206264-26-000121
- JSON: https://secwatch.observer/filing/0001206264-26-000121.json
- Plain text: https://secwatch.observer/filing/0001206264-26-000121.txt

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