---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-24-097567"
form_type: "8-K"
ticker: "WM"
cik: "0000823768"
company_name: "WASTE MANAGEMENT INC"
filed_at: "2024-09-06T23:59:59+00:00"
generated_at: "2026-05-31T06:08:54.963962+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Waste Management clears HSR, UK, Portugal antitrust hurdles for Stericycle acquisition

## Summary
- HSR waiting period expired September 5, 2024; antitrust clearance also from Portugal Competition Authority.
- UK CMA has no further questions; UK Investment Security Unit approved foreign investment.
- Stericycle stockholders voted to approve merger on August 14, 2024.
- Closing expected in Q4 2024, subject to Canadian, Spanish antitrust and Spanish foreign investment clearances.

## SEC filing metadata
- accession: 0001104659-24-097567
- form_type: 8-K
- ticker: WM
- cik: 0000823768
- company_name: WASTE MANAGEMENT INC
- filed_at: 2024-09-06T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/823768/000110465924097567/0001104659-24-097567-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/823768/000110465924097567/tm2422979d2_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-24-097567
- JSON: https://secwatch.observer/filing/0001104659-24-097567.json
- Plain text: https://secwatch.observer/filing/0001104659-24-097567.txt

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