McKesson Corporation

MCK

HealthcareNYQ$108.6B

MCK SEC filings last scanned 22 Aug 2026, 16:42 UTC

CEO Timeline

Brian S. TylerCurrent

Apr 2019 — Present(7y 5mo)

Brian S. Tyler was appointed Chief Executive Officer of McKesson Corp, effective April 1, 2019, succeeding John H. Hammergren.

2 source filings — click to expand

John H. Hammergren

Jul 2002 — Mar 2019(16y 8mo)

planned retirement

2 source filings — click to expand