---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-072155"
form_type: "8-K"
ticker: "WCN"
cik: "0001318220"
company_name: "Waste Connections, Inc."
filed_at: "2025-07-30T23:59:59+00:00"
generated_at: "2026-05-17T22:52:26.716958+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Waste Connections COO Darrell Chambliss retires; becomes Senior Advisor at $50k salary

## Summary
- Darrell Chambliss retired as EVP/COO on July 24, 2025; transitions to Senior Advisor.
- Fixed term as Senior Advisor runs through Feb 28, 2029; annual base salary reduced to $50,000.
- Chambliss is no longer eligible for bonus or equity awards; severance at 2.99x base salary.
- Company has not yet named a successor COO; search to be conducted.
- New letter agreement supersedes prior; signed July 28, 2025.

## SEC filing metadata
- accession: 0001104659-25-072155
- form_type: 8-K
- ticker: WCN
- cik: 0001318220
- company_name: Waste Connections, Inc.
- filed_at: 2025-07-30T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1318220/000110465925072155/0001104659-25-072155-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1318220/000110465925072155/tm2522038d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-072155
- JSON: https://secwatch.observer/filing/0001104659-25-072155.json
- Plain text: https://secwatch.observer/filing/0001104659-25-072155.txt

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