Comcast Ownership | Who Owns Comcast?

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Comcast Ownership Summary

Comcast is owned by 62.40% institutional investors, 0.75% insiders, and 36.85% retail investors. Vanguard group is the largest institutional shareholder, holding 10.16% of CMCSA shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.24% of its assets in Comcast shares.

CMCSA Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Comcast	62.40%	0.75%	36.85%
Sector	Communication Services Stocks	28.27%	16.25%	55.48%
Industry	Telecom Stocks	25.56%	13.97%	60.47%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	369.31M	10.16%	$11.04B
Blackrock funding, inc. /de	315.78M	8.68%	$9.44B
Blackrock	321.14M	8.11%	$12.58B
State street	186.81M	5.14%	$5.58T
Capital world investors	140.34M	3.86%	$4.19B
Dodge & cox	112.57M	3.00%	$3.54B
Fmr	96.38M	2.57%	$3.03B
Geode capital management	89.91M	2.47%	$2.68B
Norges bank	83.59M	2.30%	$2.50B
Jpmorgan chase	63.38M	1.74%	$1.89B

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Silver rock financial lp	611.50K	27.72%	$19.21M
Metropolis capital	8.01M	7.64%	$239.32M
Kiltearn partners llp	1.08M	6.83%	$34.09M
Goldentree asset management lp	2.03M	6.27%	$63.81M
Hall kathryn a.	344.28K	5.83%	$10.82M
Bislett management	250.00K	5.69%	$7.86M
Bryn mawr trust	8.00M	5.61%	$239.25M
Voyager global management lp	6.00M	5.52%	$188.52M
Harbor island capital	480.40K	5.51%	$14.36M
Aryeh capital management	207.81K	5.46%	$6.53M

Top Buyers

Holder	Shares	% Assets	Change
Norges bank	83.59M	0.27%	83.59M
Capital world investors	140.34M	0.57%	24.17M
Capital research global investors	55.66M	0.31%	21.96M
Blackrock	321.14M	0.28%	18.30M
Goldman sachs group	41.08M	0.15%	12.18M

Top Sellers

Holder	Shares	% Assets	Change
Jpmorgan chase	63.38M	0.12%	-20.97M
Viking global investors lp	-	-	-19.82M
Massachusetts financial services co /ma/	-	-	-16.96M
Price t rowe associates inc /md/	22.14M	0.07%	-13.19M
Pacer advisors	-	-	-13.10M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	83.59M	0.27%	83.59M	$2.50B
United super pty ltd in its capacity as trustee for the construction & building unions superannuation fund	2.04M	0.85%	2.04M	$60.99M
Goldentree asset management lp	2.03M	6.27%	2.03M	$63.81M
Axa investment managers	1.97M	0.17%	1.97M	$61.81M
Cibc world markets	1.23M	0.18%	1.23M	$36.76M

Sold Out

Holder	Change
Innealta capital	-1.00
Tfo-tdc	-12.00
Tripletail wealth management	-14.00
Sugar maple asset management	-20.00
Greenline partners	-24.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Dec 31, 2025	1,665	-25.07%	2,268,715,607	-23.67%	62	1.00%	642	-26.38%	825	-19.20%
Sep 30, 2025	2,147	-8.48%	2,954,988,080	-1.85%	78	1.22%	842	-15.80%	982	-5.30%
Jun 30, 2025	2,308	-4.47%	3,104,727,252	1.84%	82	1.25%	988	-5.45%	1,013	-3.62%
Mar 31, 2025	2,383	-4.76%	3,043,414,959	-4.82%	81	1.17%	1,027	-3.30%	1,042	-6.80%
Dec 31, 2024	2,314	-4.58%	3,012,306,078	-3.69%	78	1.19%	948	-7.69%	1,069	0.85%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	122.37M	3.24%	-1.62M
Vanguard Total Stock Mkt Idx Inv	114.33M	3.18%	302.63K
Vanguard Institutional 500 Index Trust	107.27M	2.87%	750.53K
Vanguard 500 Index Investor	92.59M	2.57%	577.84K
Invesco QQQ Trust	77.76M	2.16%	-172.41K
Dodge & Cox Stock I	75.42M	2.10%	-
Capital Group Wash Mutual Invtrs Comp	61.95M	1.72%	11.47M
American Funds Washington Mutual A	61.95M	1.72%	11.47M
iShares Core S&P 500 ETF	46.29M	1.29%	5.12M
Fidelity 500 Index	45.96M	1.28%	-547.11K

Recent Insider Transactions

Date	Name	Role	Activity	Value
Feb 11, 2026	Cavanagh Michael J	Co-CEO	Sell	$1.89M
Feb 03, 2026	NAKAHARA ASUKA	-	Sell	$245.77K
Nov 26, 2024	ROBERTS BRIAN L	Chairman of Board & CEO	Sell	$10.00M
Nov 27, 2024	ROBERTS BRIAN L	Chairman of Board & CEO	Sell	$10.06M
Nov 26, 2024	Cavanagh Michael J	President	Sell	$1.09M

Insider Transactions Trends

Date	Buy	Sell
2026 Q1	-	2
2025 Q4	-	-
2025 Q3	-	-
2025 Q2	-	-
2025 Q1	-	-

CMCSA Ownership FAQ

Who Owns Comcast?

Comcast shareholders are primarily institutional investors at 62.40%, followed by 0.75% insiders and 36.85% retail investors. The average institutional ownership in Comcast's industry, Telecom Stocks , is 25.56%, which Comcast exceeds.

Who owns the most shares of Comcast?

Comcast’s largest shareholders are Vanguard group (369.31M shares, 10.16%), Blackrock funding, inc. /de (315.78M shares, 8.68%), and Blackrock (321.14M shares, 8.11%). Together, they hold 26.95% of Comcast’s total shares outstanding.

Does Blackrock own Comcast?

Yes, BlackRock owns 8.11% of Comcast, totaling 321.14M shares as of Jun 2024. This represents 0.28% of BlackRock's total assets, with a market value of 12.58B$. In the last quarter, BlackRock increased its holdings by 18.3M shares, a 6.04% change.

Who is Comcast’s biggest shareholder by percentage of total assets invested?

Silver rock financial lp is Comcast’s biggest shareholder by percentage of total assets invested, with 27.72% of its assets in 611.5K Comcast shares, valued at 19.21M$.

Who is the top mutual fund holder of Comcast shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of Comcast shares, with 3.24% of its total shares outstanding invested in 122.37M Comcast shares.

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