Comcast Ownership & Insider Activity

Comcast (CMCSA) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 0.3% of shares outstanding. Institutional investors hold 65.9%.

Shares Outstanding

3.549B

Shares Float

3.144B

Insider Shares Owned

12.256M

Insider % Owned

0.3%

Institutional Shares Held

2.337B

Institutional % Held

65.9%

Ownership Breakdown

Net Insider Activity by Month

Comcast Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Mar 5, 2026	Jason Armstrong	CFO	SELL-OPTIONS	—	$30.07	$248K

Date	Member	Party	Chamber	Action	Amount
Aug 5, 2026	Kevin Hern	R	House	S	$1,001 - $15,000
Jun 16, 2026	Gilbert Ray Cisneros	D	House	P	$1,001 - $15,000
May 7, 2026	Mike Kelly	R	House	S	$1,001 - $15,000
Apr 14, 2026	Gilbert Ray Cisneros	D	House	S (Partial)	$15,001 - $50,000
Mar 27, 2026	Alan Armstrong	R	Senate	P	$1,001 - $15,000
Mar 17, 2026	Kevin Hern	R	House	S	$15,001 - $50,000
Jan 9, 2026	Gilbert Ray Cisneros	D	House	P	$1,001 - $15,000
Dec 29, 2025	Angus S. King, Jr.	I	Senate	S	$1,001 - $15,000
Dec 18, 2025	Julie Johnson	D	House	S	$1,001 - $15,000
Nov 18, 2025	Gilbert Ray Cisneros	D	House	S (Partial)	$1,001 - $15,000
Nov 13, 2025	Julie Johnson	D	House	S (Partial)	$1,001 - $15,000
Nov 12, 2025	Gilbert Ray Cisneros	D	House	S (Partial)	$1,001 - $15,000
Oct 9, 2025	Gilbert Ray Cisneros	D	House	S (Partial)	$1,001 - $15,000
Sep 23, 2025	Val Hoyle	D	House	S	$1,001 - $15,000
Aug 14, 2025	Julie Johnson	D	House	S (Partial)	$1,001 - $15,000
Aug 5, 2025	Gilbert Ray Cisneros	D	House	S (Partial)	$1,001 - $15,000
Aug 4, 2025	Scott Franklin	R	House	S	$1,001 - $15,000
Aug 4, 2025	Scott Franklin	R	House	S	$1,001 - $15,000
Aug 4, 2025	Scott Franklin	R	House	S	$15,001 - $50,000
May 12, 2025	Jefferson Shreve	R	House	S	$15,001 - $50,000