---
schema_version: "secwatch.filing_event.v1"
accession: "0001023128-25-000045"
form_type: "8-K"
ticker: "LAD"
cik: "0001023128"
company_name: "LITHIA MOTORS INC"
filed_at: "2025-04-15T23:59:59+00:00"
generated_at: "2026-05-23T14:11:18.437223+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Lithia Motors COO Adam Chamberlain resigns to become CEO of Mercedes-Benz USA

## Summary
- Adam Chamberlain resigns as Executive VP and COO, effective June 1, 2025.
- Chamberlain is leaving to assume the role of CEO of Mercedes-Benz USA.
- Regional presidents and VPs will report directly to CEO Bryan DeBoer after Chamberlain's departure.
- No replacement for COO role announced; reporting structure adjusted.

## SEC filing metadata
- accession: 0001023128-25-000045
- form_type: 8-K
- ticker: LAD
- cik: 0001023128
- company_name: LITHIA MOTORS INC
- filed_at: 2025-04-15T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1023128/000102312825000045/0001023128-25-000045-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1023128/000102312825000045/lad-20250415.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001023128-25-000045
- JSON: https://secwatch.observer/filing/0001023128-25-000045.json
- Plain text: https://secwatch.observer/filing/0001023128-25-000045.txt

## Key facts
- Executive change
  Adam A. Chamberlain resigned as Executive Vice President, Chief Operating Officer at LITHIA MOTORS INC.
  - Action: resigned
  - Role: Executive Vice President, Chief Operating Officer
  source text: Adam A. Chamberlain will transition from his current role as Executive Vice President, Chief Operating Officer at Lithia Motors, Inc. (the “Company”) to assume the role of CEO of Mercedes-Benz USA, and therefore is resigning from his position with the Company, effective June 1, 2025.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1023128/000102312825000045/0001023128-25-000045-index.htm

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