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

BRKB

Superinvestors

Institutional investors holding BRKB

Consensus →
InvestorFundWeightSharesValueQuarter
Bill & Melinda Gates FoundationBill & Melinda Gates Foundation Trust27.59%19,406,764$9.8B2025Q4
Duan YongpingH&H International Investment20.63%7,176,196$3.6B2025Q4
Li LuHimalaya Capital Management12.64%897,749$451.3M2025Q4
Wallace WeitzWeitz Investment Management8.55%286,850$144.2M2025Q4
Francois RochonGiverny Capital8.48%505,984$254.3M2025Q4
Thomas RussoGardner Russo & Quinn6.11%1,125,395$565.7M2025Q4
Tweedy Browne Co.Tweedy Browne Value Fund3.94%97,081$48.8M2025Q4
Harry BurnSound Shore3.36%210,204$105.7M2025Q4
Yacktman Asset ManagementYacktman Asset Management2.20%313,033$157.3M2025Q4
Bruce BerkowitzFairholme Capital1.68%48,012$24.1M2025Q4
Christopher DavisDavis Selected Advisers1.67%739,875$371.9M2025Q4
Robert OlsteinOlstein Capital Management1.13%11,000$6K2025Q4
David KatzMatrix Asset Advisors0.52%11,595$5.8M2025Q4
Torray FundsTorray Investment Partners0.21%2,884$1.4M2025Q4
Mairs & PowerMairs & Power Growth Fund0.12%24,857$12.5M2025Q4
Chuck AkreAkre Capital Management0.07%11,902$6.0M2025Q4
First Eagle Investment ManagementFirst Eagle Investment Management0.05%51,877$26.1M2025Q4
Bill NygrenOakmark Select Fund – Harris Associates0.02%25,999$13.1M2025Q4
Kenneth FisherFisher Asset Management0.01%38,195$19.2M2025Q4
Dodge & CoxDodge & Cox0.00%11,440$5.8M2025Q4

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.