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 68.4%.

Shares Outstanding

3.551B

Shares Float

3.147B

Insider Shares Owned

11.901M

Insider % Owned

0.3%

Institutional Shares Held

2.429B

Institutional % Held

68.4%

Ownership Breakdown

Net Insider Activity by Month

Comcast Insider Transactions (Last 6 Months)

No insider filings in the last 6 months.

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