Comcast Corporation (CMCSA) Institutional Ownership & Insider Trading

1,887 institutions reported holding Comcast Corporation shares in 13F filings for the quarter ended 2026-06-30, according to EquiReason's reading of their SEC filings. 3 insider trades on Form 4 since 2025-10-01.

Source: SEC EDGAR filings · figures as of 2026-09-30 · read by EquiReason

CMCSAComcast CorporationFollow CMCSA — free

Telecom Services · Communication Services

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Market cap: 80.5B
P/E TTM: 7.2
Dividend yield: 5.8%
52-week: —
Next earnings: 27 Jan, in 95 days

Institutions · all 13F filers

quarter to 30 Jun 2026 · filers in both quarters

1,887 institutions held 89.6% of the shares. Across filers that reported both quarters, shares held changed -1.7%.

Largest moves, shares (millions)

Institutional flow by quarter

net shares added or trimmed, millions · filers in both quarters

Quarter	Holders	Shares held, M	Change	Increased	New	Decreased	Closed
Jun 26	1,887	3178	-1.7%	602	107	796	249
Mar 26	2,020	3053	+4.6%	762	117	649	153
Dec 25	2,044	3031	-3.5%	533	90	932	225
Sep 25	2,106	3052	+1.0%	608	67	881	177
Jun 25	2,250	3109	-1.0%	710	82	884	130
Mar 25	2,296	3046	-1.7%	727	92	906	178
Dec 24	2,374	3195	-3.5%	630	72	976	131
Sep 24	2,314	3117	-3.9%	695	109	878	88

Comcast Corporation — questions

Who owns Comcast Corporation stock?: 1,887 institutions reported Comcast Corporation shares in 13F filings for the quarter ended 2026-06-30. The largest: BlackRock, Inc. (8.8%), VANGUARD CAPITAL MANAGEMENT LLC (6.6%), STATE STREET CORP (5.5%).
Are Comcast Corporation insiders buying or selling?: 3 insider trades on Form 4 since 2025-10-01; the full list, with dates, people and plan status, is on this page.

Every figure on this page comes from Comcast Corporation's own SEC filings — see them on SEC EDGAR. Price data is licensed and shown only inside the product.

How these figures are read: methodology · EquiReason.

Important information. Figures on this page are taken from filings submitted to the U.S. Securities and Exchange Commission (SEC) and processed automatically by EquiReason. They may contain errors, omissions or delays, and EquiReason makes no representation or warranty as to their accuracy, completeness or timeliness. Always verify figures against the original filing on SEC EDGAR before relying on them.

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