Last updated Aug 4, 2026
MCKESSON CORP (MCK) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in MCK. Across our datasets, 2 superinvestors hold MCK and 13 members of Congress have traded it.
Notable holders include Ray Dalio and Christopher Bloomstran. Active congressional traders include Ro Khanna, Josh Gottheimer, and Jonathan Jackson.
Key takeaways
