Last updated Jul 1, 2026
COMCAST CORP (CMCSA) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in CMCSA. Across our datasets, 6 superinvestors hold CMCSA and 6 members of Congress have traded it.
Notable holders include Viking Global, Steven Romick, and Daniel Loeb. Active congressional traders include Ro Khanna, Michael McCaul, and Jefferson Shreve.
Key takeaways
Last updated Jul 1, 2026
COMCAST CORP (CMCSA) is a publicly traded company. This page tracks every superinvestor 13F holding, congressional stock trade, and Form 4 insider transaction in CMCSA. Across our datasets, 6 superinvestors hold CMCSA and 6 members of Congress have traded it.
Notable holders include Viking Global, Steven Romick, and Daniel Loeb. Active congressional traders include Ro Khanna, Michael McCaul, and Jefferson Shreve.
Key takeaways