COMCAST CORP-CLASS A (CMCSA) Institutional Ownership Changes & 13F Activity

COMCAST CORP-CLASS A (CMCSA). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Eagle Capital Management, First Eagle U.S. Value, Matrix Advisors Value Fund, and Torray Fund.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2025First Eagle U.S. ValueBuy21,43835,926,674$1,128,816,092
Q3 2025Hillman Value FundSell-6,26992,994$2,921,871
Q3 2025Sequoia Financial AdvisorsSell-5,808437,599$13,749,351
Q3 2025Eagle Capital ManagementSell-2,24642,536,618$1,336,500,542
Q3 2025Mairs & Power Growth FundBuy2,2087,600$238,792
Q3 2025Tweedy, Browne Co All Funds (US)Sell-6831,496$989,604
Q2 2025Dodge & Cox Stock FundBuy17,054,579111,272,320$3,971,309,101
Q2 2025Renaissance Technologies LLCSell-635,456911,453$32,529,758
Q2 2025First Eagle U.S. ValueBuy490,92335,905,236$1,281,457,868
Q2 2025Eagle Capital ManagementSell-233,55142,538,864$1,518,212,069
Q2 2025Matrix Advisors Value FundBuy94,769822,810$29,366,099
Q2 2025Parnassus Endeavor FundBuy63,9671,989,492$71,004,969
Q2 2025Gardner Russo & QuinnSell-58,8452,557,966$91,293,790
Q2 2025Sequoia Financial AdvisorsBuy16,527443,407$15,825,204
Q2 2025Hillman Value FundSell-9,31299,263$3,542,696
Q2 2025Cullen Value FundBuy1,243255,545$9,120,392
Q2 2025Tweedy, Browne Co All Funds (US)Sell-76231,564$1,126,519
Q2 2025Kahn Brothers GroupSell-306,380$227,702
Q1 2025Dodge & Cox Stock FundBuy15,115,07494,217,741$3,476,634,643
Q1 2025Eagle Capital ManagementBuy11,890,80142,772,415$1,578,302,113
Q1 2025First Eagle U.S. ValueBuy1,313,23635,414,313$1,306,788,138
Q1 2025Gardner Russo & QuinnSell-167,2372,616,811$96,560,333
Q1 2025Olstein Capital ManagementBuy56,000167,000$6,162
Q1 2025Hillman Value FundSell-40,348108,575$4,006,418
Q1 2025Sequoia Financial AdvisorsSell-18,379426,880$15,751,886
Q1 2025Cullen Value FundBuy13,540254,302$9,383,748
Q1 2025Yacktman Asset ManagementSell-4,0001,243,500$45,885,150
Q1 2025Parnassus Endeavor FundBuy3,7801,925,525$71,051,873
Q1 2025Tweedy, Browne Co All Funds (US)Sell-2,25232,326$1,192,829
Q1 2025Matrix Advisors Value FundBuy1,336728,041$26,864,713

Frequently asked questions about CMCSA activity

  • Which institutional owners are buying CMCSA?

    Institutional owners buying CMCSA include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in CMCSA activity?

    "Buy" means an investor increased their reported position in CMCSA compared to the prior reporting period. This reflects growing exposure to COMCAST CORP-CLASS A (CMCSA) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in CMCSA increasing?

    Institutional interest in CMCSA can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.

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