---
schema_version: "secwatch.filing_event.v1"
accession: "0000927653-22-000027"
form_type: "8-K"
ticker: "MCK"
cik: "0000927653"
company_name: "MCKESSON CORP"
filed_at: "2022-04-01T23:59:59+00:00"
generated_at: "2026-06-26T11:25:45.221348+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# McKesson elects former Mastercard executive W. Roy Dunbar to board, effective April 1, 2022

## Summary
- Dunbar appointed to Audit and Governance Committees; board size increases to 12 members (11 independent).
- Compensation includes prorated $110,000 annual cash retainer and RSUs valued at $55,726.03 based on May 10 closing price.
- Dunbar previously served as CEO of Network Solutions, President of Global Tech & Operations at Mastercard, and CIO at Eli Lilly.
- He holds a pharmacy degree from Manchester University and MBA from Manchester Business School.

## SEC filing metadata
- accession: 0000927653-22-000027
- form_type: 8-K
- ticker: MCK
- cik: 0000927653
- company_name: MCKESSON CORP
- filed_at: 2022-04-01T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/927653/000092765322000027/0000927653-22-000027-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/927653/000092765322000027/mck-20220331.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000927653-22-000027
- JSON: https://secwatch.observer/filing/0000927653-22-000027.json
- Plain text: https://secwatch.observer/filing/0000927653-22-000027.txt

## Key facts
- Executive change
  W. Roy Dunbar was elected as director at MCKESSON CORP.
  - Action: elected
  - Role: director
  source text: On March 31, 2022, the Board of Directors (“Board”) of McKesson Corporation (“Company”) elected W. Roy Dunbar as a director of the Corporation, and appointed him to the Audit Committee and Governance Committee, effective on April 1, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/927653/000092765322000027/0000927653-22-000027-index.htm

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