Comcast

CMCSA • NASDAQ

Comcast is a telecommunications services company in the communication services sector on NASDAQ, led by Brian L. Roberts, with a market cap of $99.1B. As of Q3 2025, 80% of shares are held by 2,092 institutional investors, with VANGUARD GROUP INC as the largest holder at 9.94%.

CEOBrian L. Roberts

Market Cap$99.1B

Telecommunications Services

Communication Services

Employees186.0K

Websitecomcastcorporation.com

Country

United States of America

Overview

Overview of institutional ownership in CMCSA as of Q3 2025 with a market cap of $116.01B

All Institutions

Institutions: 2,092
Value Held: $93.0B
Shares Held: 2.96B
Avg Position: $44.4M
Median Position: $900.8K

Hedge Funds

Hedge Funds: 107
Value Held: $3.3B
Shares Held: 103.7M
Avg Position: $30.4M
Median Position: $3.5M

Ownership Breakdown

Institutional (non-HF)

77.34%

$89.7B

Hedge Funds

2.81%

$3.3B

Retail & Other

19.86%

$23.0B

Based on market cap of $116.01B as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in CMCSA as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
VANGUARD GROUP INC Institution	Salim Ramji CEO	$11.5B 0.17% of portfolio	9.94% 367.2M shares	≤ Q2 2013 Held for 12y 5m+	$6.69T
B BlackRock, Inc. Institution	-	$10.1B 0.18% of portfolio	8.71% 321.6M shares	≤ Q2 2013 Held for 12y 5m+	$5.67T
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$5.7B 0.20% of portfolio	4.89% 180.7M shares	≤ Q2 2013 Held for 12y 5m+	$2.88T
C Capital World Investors Institution	-	$3.7B 0.50% of portfolio	3.15% 116.2M shares	≤ Q2 2013 Held for 12y 5m+	$730.00B
DODGE & COX Long Only Manager	Dana Morton Emery CEO	$3.5B 1.91% of portfolio	3.05% 112.6M shares	≤ Q2 2013 Held for 12y 5m+	$185.33B
FMR LLC Institution	-	$3.0B 0.16% of portfolio	2.61% 96.4M shares	≤ Q2 2013 Held for 12y 5m+	$1.92T
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$2.8B 0.18% of portfolio	2.40% 88.4M shares	≤ Q2 2013 Held for 12y 5m+	$1.57T
JPMORGAN CHASE & CO Institution	Jamie Dimon CEO	$2.7B 0.17% of portfolio	2.28% 84.3M shares	≤ Q2 2013 Held for 12y 5m+	$1.56T
MORGAN STANLEY RIA/Wealth	Jed Finn CEO	$1.4B 0.09% of portfolio	1.23% 45.5M shares	≤ Q2 2013 Held for 12y 5m+	$1.65T
EAGLE CAPITAL MANAGEMENT LLC Long Only Manager	Michael I Falcon CEO	$1.3B 4.25% of portfolio	1.15% 42.5M shares	Q4 2015 Held for 9y 11m	$31.4B

Net Capital Flow

Institutional buying and selling activity for CMCSA in Q3 2025

Net Flow: −$1.7B
Buyers: 747
Sellers: 1,221
Total Bought: +$4.5B
Total Sold: −$6.2B
Avg Position: $41.8M

Biggest Buyers

Institution	Net Bought	Current Position
B BlackRock, Inc. Institution	+$615.2M +19.6M shares	$10.1B 321.6M shares
Capital Research Global Investors RIA/Wealth	+$334.1M +10.6M shares	$1.1B 33.7M shares
STATE STREET CORP Institution	+$248.8M +7.9M shares	$5.7B 180.7M shares
C CANADA PENSION PLAN INVESTMENT BOARD Institution	+$248.2M +7.9M shares	$381.5M 12.1M shares
GOLDMAN SACHS GROUP INC Institution	+$224.1M +7.1M shares	$908.3M 28.9M shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$215.3M +6.9M shares	$229.1M 7.3M shares
TWO SIGMA INVESTMENTS LLC Hedge Fund•Multi-Strategy	+$191.8M +6.1M shares	$206.0M 6.6M shares
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	+$190.2M +6.1M shares	$218.8M 7.0M shares
ACADIAN ASSET MANAGEMENT LLC Long Only Manager	+$111.1M +3.5M shares	$360.9M 11.5M shares
D D. E. Shaw & Co., Inc. Institution	+$109.6M +3.5M shares	$135.0M 4.3M shares

Biggest Sellers

Institution	Net Sold	Current Position
JPMORGAN CHASE & CO Institution	−$654.9M −20.8M shares	$2.7B 84.3M shares
PRICE T ROWE ASSOCIATES INC /MD/ Long Only Manager	−$414.3M −13.2M shares	$695.7M 22.1M shares
C Capital World Investors Institution	−$397.1M −12.6M shares	$3.7B 116.2M shares
UBS GLOBAL ASSET MANAGEMENT AMERICAS INC Long Only Manager	−$322.5M −10.3M shares	$857.7M 27.3M shares
ALLIANCEBERNSTEIN L.P. Long Only Manager	−$312.7M −10.0M shares	$248.3M 7.9M shares
FMR LLC Institution	−$292.4M −9.3M shares	$3.0B 96.4M shares
AMERIPRISE FINANCIAL INC Institution	−$249.7M −7.9M shares	$1.1B 35.9M shares
BARROW HANLEY MEWHINNEY & STRAUSS LLC Long Only Manager	−$216.7M −6.9M shares	$14.8M 469.6K shares
M MEDIATEL PARTNERS Institution	−$207.8M −5.8M shares	Sold Off 0 shares
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy	−$149.5M −4.2M shares	Sold Off 0 shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited CMCSA in Q3 2025

New Positions: 32
New Value: $11.6M
Exited Positions: 217
Exited Value: $678.6M

New Positions

Institution	Position Value
T TEMA ETFS LLC Institution	$2.0M 62.3K shares
V Volterra Technologies LP Hedge Fund•Quant	$1.6M 51.9K shares
T Torrey Growth & Income Advisors RIA/Wealth	$1.2M 37.1K shares
SUMMIT WEALTH GROUP LLC / CO RIA/Wealth	$863.1K 19.5K shares
ARQ WEALTH ADVISORS, LLC RIA/Wealth	$689.6K 21.9K shares
P Polymer Capital Management LLC Hedge Fund•Multi-Strategy	$562.1K 17.9K shares
R Rede Wealth, LLC RIA/Wealth	$559.9K 17.8K shares
Board of the Pension Protection Fund RIA/Wealth	$559.3K 17.8K shares
Indie Asset Partners, LLC RIA/Wealth	$523.9K 16.7K shares
P Polymer Capital Management LTD Hedge Fund•Multi-Strategy	$503.6K 16.0K shares

Exited Positions

Institution	Previous Position
M MEDIATEL PARTNERS Institution	$207.8M 5.8M shares
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy	$149.5M 4.2M shares
A AXA Institution	$68.7M 1.9M shares
S Senator Investment Group LP Institution	$46.4M 1.3M shares
D DDD Partners, LLC Institution	$20.7M 579.5K shares
Woodline Partners LP Hedge Fund•Long/Short	$14.4M 402.9K shares
T TEXAS PERMANENT SCHOOL FUND Institution	$13.5M 377.3K shares
N Northwest & Ethical Investments L.P. Institution	$11.7M 326.9K shares
Point72 Europe LLP Digital Asset Manager	$10.1M 284.0K shares
Boston Common Asset Management, LLC Long Only Manager	$7.5M 211.5K shares

Options Activity

Institutions with the largest Call and Put options positions in CMCSA as of Q3 2025

Call Positions: 49
Call Value: $1.4B
Put Positions: 42
Put Value: $476.7M

Call Positions

Institution	Position Value
L Long Focus Capital Management, LLC Hedge Fund•Global Macro	$528.8M 172.6K contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$188.0M 59.8K contracts
J JANE STREET GROUP, LLC Institution	$94.7M 30.1K contracts
BANK OF AMERICA CORP /DE/ Institution	$77.9M 24.8K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$75.2M 23.9K contracts
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	$71.0M 22.6K contracts
T Twin Tree Management, LP Hedge Fund•Vol Arbitrage	$70.5M 22.5K contracts
Point72 Asset Management, L.P. Hedge Fund•Multi-Strategy	$35.4M 11.3K contracts
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$27.3M 8.7K contracts
Q Qube Research & Technologies Ltd Institution	$24.9M 7.9K contracts

Put Positions

Institution	Position Value
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$149.2M 47.5K contracts
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	$41.7M 13.3K contracts
UBS Group AG Institution	$38.3M 12.2K contracts
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$33.2M 10.6K contracts
CAPITAL FUND MANAGEMENT S.A. Hedge Fund•Quant Macro	$22.1M 7.0K contracts
CAPSTONE INVESTMENT ADVISORS, LLC Hedge Fund•Multi-Strategy	$21.8M 6.9K contracts
BANK OF AMERICA CORP /DE/ Institution	$21.3M 6.8K contracts
J JANE STREET GROUP, LLC Institution	$19.5M 6.2K contracts
Q Qube Research & Technologies Ltd Institution	$15.2M 4.8K contracts
R ROYAL BANK OF CANADA Institution	$13.3M 4.2K contracts

Most Committed Institutions

Institutions with CMCSA as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Silver Rock Financial LP Hedge Fund•Credit Arb	Carl Dewolf Meyer CEO	47.66% $19.2M	0.02% 611.5K shares	Q3 2024 Held for 1y 2m	$40.3M
M Metropolis Capital Ltd Long Only Manager	Simon George Denison-Smith CEO	7.34% $233.4M	0.20% 7.4M shares	Q1 2020 Held for 5y 8m	$3.2B
Kiltearn Partners LLP Long Only Manager	Murdoch Ross Murchison CEO	6.83% $34.1M	0.03% 1.1M shares	Q2 2020 Held for 5y 5m	$498.9M
B BRYN MAWR TRUST CO/PA Institution	-	5.93% $257.3M	0.22% 8.2M shares	Q1 2024 Held for 1y 8m	$4.3B
H Hall Kathryn A. Institution	-	5.83% $10.8M	0.01% 344.3K shares	Q4 2020 Held for 4y 11m	$185.5M
R Rothschild & Co Wealth Management UK Ltd Institution	-	5.72% $355.9M	0.31% 11.3M shares	Q1 2017 Held for 8y 8m	$6.2B
B BISLETT MANAGEMENT, LLC Hedge Fund•Value	James David Harris Managing Partner	5.69% $7.9M	0.01% 250.0K shares	Q3 2022 Held for 3y 2m	$138.1M
V Voyager Global Management LP Hedge Fund•Long/Short	Grant Nolan Sui CIO	5.52% $188.5M	0.16% 6.0M shares	Q4 2021 Held for 3y 11m	$3.4B
A Aryeh Capital Management Ltd. Institution	-	5.46% $6.5M	0.01% 207.8K shares	Q4 2020 Held for 4y 11m	$119.5M
GOLDENTREE ASSET MANAGEMENT LP Hedge Fund•Distressed	Kathryn Layne Sutherland CEO	5.34% $63.8M	0.06% 2.0M shares	Q3 2025 Held for 2 months	$1.2B

Hedge Fund Spotlight

Discover hedge funds investing in CMCSA

Freestone Grove Partners LP

Hedge Fund • Multi-Strategy

Portfolio ManagerTodd Keefe Barker

Portfolio Value: $13.5B
Positions: 680
Last Reported: Q3 2025

Sector Allocation

Position in Comcast

Market Value: $781.9K
Shares Held: 24.9K
Portfolio Weight: 0.01%
Owned Since: 2025-Q1

Top Holding	Sector	Market Value	Weight
1 Vanguard S&P 500 ETF VOO	ETF ETF	$828.1M	6.16%
2 iShares Core S&P 500 ETF IVV	ETF ETF	$201.2M	1.50%
3 Weyerhaeuser WY	REIT - Specialty Real Estate	$166.0M	1.23%