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Financial transparency data from public SEC filings.

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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

CMCSK

Superinvestors

Institutional investors holding CMCSK

Consensus →
InvestorFundWeightSharesValueQuarter
First Eagle Investment ManagementFirst Eagle Investment Management3.39%23,143,765$1.3B2015Q3
Bruce BerkowitzFairholme Capital2.50%16,294,100$267.7M2010Q2
Tweedy Browne Co.Tweedy Browne Value Fund2.11%1,237,183$70.8M2015Q3
Mason HawkinsLongleaf Partners – Southeastern Asset Management1.07%20,231,957$366.6M2007Q4
Christopher DavisDavis Selected Advisers0.75%0$480.6M2009Q4
Bill NygrenOakmark Select Fund – Harris Associates0.49%4,896,132$280.3M2015Q3
Chase ColemanTiger Global Management0.24%350,000$13.9M2013Q2
David KatzMatrix Asset Advisors0.07%8,730$500K2015Q3
Kenneth FisherFisher Asset Management0.00%25,063$1.4M2015Q3
Dodge & CoxDodge & Cox0.00%24,261$1.4M2015Q3

Congressional Activity

Congressional data coming soon

Insider Activity

No insider trades in the last 90 days

Insider Tradeslast 90 days

No insider trades in the last 90 days.

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.