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Who owns Comcast (CMCSA) stock

1,830 funds reported Comcast (CMCSA) shares in their latest 13F filings, worth $99.7B in all. The largest holder is Silver Rock Financial LP ($15.0B). Last quarter 758 funds added to their stakes and 1052 cut them. Members of Congress and other officials disclosed 13 trades (3 buys, 10 sales).

Largest holders of CMCSA (13F)Largest holders of CMCSA (13F)Silver Rock Financial LP$15.0BVanguard Group$11.0BBlackRock$7.7BVanguard Capital Management LLC$5.7BState Street$4.8BCharles Schwab Investment Managem…$3.3BInvesco$3.1BCapital Research Global Investors$2.9BDodge & COX$2.8BCapital World Investors$2.6B

Largest holders (13F)

FundSharesValueChangeQuarter
Silver Rock Financial LP611,500$15.0Bunchanged2026-06-30
Vanguard Group369,311,219$11.0Bincrease2025-12-31
BlackRock313,212,228$7.7Bdecrease2026-06-30
Vanguard Capital Management LLC232,645,894$5.7Bdecrease2026-06-30
State Street195,059,449$4.8Bincrease2026-06-30
Charles Schwab Investment Management133,095,082$3.3Bincrease2026-06-30
Invesco125,126,243$3.1Bincrease2026-06-30
Capital Research Global Investors116,113,743$2.9Bincrease2026-06-30
Dodge & COX115,903,125$2.8Bincrease2026-06-30
Capital World Investors104,629,299$2.6Bdecrease2026-06-30
Geode Capital Management, LLC89,530,463$2.2Bincrease2026-06-30
Vanguard Portfolio Management LLC80,039,893$2.0Bincrease2026-06-30
First Eagle Investment Management, LLC76,345,970$1.9Bincrease2026-06-30
Arrowstreet Capital, Limited Partnership52,306,272$1.3Bincrease2026-06-30
FMR LLC50,806,417$1.2Bdecrease2026-06-30

Trades by Congress and other officials

DateWhoTradeAmount
2026-08-05Kevin Hernsale$1K–$15K
2026-07-17Gilbert Cisnerossale$1K–$15K
2026-06-16Gilbert Cisnerospurchase$1K–$15K
2026-05-07Mike Kellysale$1K–$15K
2026-04-14Gilbert Cisnerospartial sale$15K–$50K
2026-03-27Alan Armstrongpurchase$1K–$15K
2026-03-17Kevin Hernsale$15K–$50K
2026-01-09Gilbert Cisnerospurchase$1K–$15K
2025-12-29Angus S King Jr.sale$1K–$15K
2025-12-18Julie Johnsonsale$1K–$15K

Comcast's latest quarter

Comcast, Q3 2026: revenue $29.3B (-6% year over year), operating margin 18.2%, net earnings $3.4B, operating cash flow $7.9B. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most CMCSA stock?

By the latest 13F filings: Silver Rock Financial LP ($15.0B); Vanguard Group ($11.0B); BlackRock ($7.7B); Vanguard Capital Management LLC ($5.7B); State Street ($4.8B).

Has Congress traded CMCSA stock?

Officials disclosed 13 trades on file: 3 buys and 10 sales. The latest: Kevin Hern, sale on 2026-08-05.

What is the short interest in CMCSA?

77,493,803 shares were sold short at the 2026-10-15 settlement, 11.68% of the float.

Open the interactive view →

Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.