BERKSHIRE HATHAWAY INC-CL B (BRK-B) Stock Institutional Trading Activity


BERKSHIRE HATHAWAY INC-CL B (BRK-B) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Bill & Melinda Gates Foundation Trust, H&H International Investment, Renaissance Technologies LLC, Aquamarine Zurich AG, and Yacktman Asset Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q3 2023Fairholme Capital ManagementSell-14,64751,273$17,960,932
Q3 2023Eagle Capital ManagementSell-11258,266$20,410,580
Q3 2023Sequoia Financial AdvisorsSell-46,064193,423$67,756,006
Q3 2023Semper Augustus Investments GroupSell-2,997231,533$81,106,010
Q3 2023Sequoia FundSell-18,618472,061$165,362,968
Q3 2023Giverny CapitalBuy6,097476,290$166,844,387
Q3 2023H&H International InvestmentSell-658,3635,006,102$1,753,637,531
Q3 2023Bill & Melinda Gates Foundation TrustSell-2,613,25222,529,601$7,892,119,230
Q3 2023Tweedy, Browne Co All Funds (US)Sell-20,022164,990$57,795,997
Q2 2023Yacktman Asset ManagementBuy985707,390$241,219,990
Q2 2023Lountzis Asset ManagementSell-5,493141,106$50,584
Q2 2023Wedgewood PartnersSell-67519,300$6,581
Q2 2023Gardner Russo & QuinnSell-16,0771,625,553$554,313,573
Q2 2023Sound Shore ManagementSell-30,055273,304$93,196,664
Q2 2023Matrix Private Capital GroupBuy611,885$642,892
Q2 2023Matrix Advisors Value FundSell-102,684$915,244
Q2 2023Mairs & Power Growth FundSell-2125,816$8,803,256
Q2 2023Muhlenkamp & CoBuy21637,646$12,837,286
Q2 2023Eagle Capital ManagementBuy1,62358,378$19,906,898
Q2 2023Fairholme Capital ManagementBuy6,35565,920$22,478,720
Q2 2023Semper Augustus Investments GroupBuy1,367234,530$79,974,730
Q2 2023Sequoia Financial AdvisorsBuy78,795239,487$81,665,097
Q2 2023Giverny CapitalBuy25,223470,193$160,335,813
Q2 2023Sequoia FundSell-336490,679$167,321,539
Q2 2023H&H International InvestmentSell-22,0005,664,465$1,931,582,565
Q2 2023Bill & Melinda Gates Foundation TrustBuy5,453,00825,142,853$8,573,712,873
Q2 2023Tweedy, Browne Co All Funds (US)Sell-5,794185,012$63,089
Q1 2023Yacktman Asset ManagementSell-2,152706,405$218,116,672
Q1 2023Lountzis Asset ManagementBuy2,033146,599$45,265
Q1 2023Ariel Appreciation FundSell-4912,950$3,998,572

Frequently asked questions about BRK-B activity

  • Which institutional owners are buying BRK-B?

    Institutional owners buying BRK-B 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 BRK-B activity?

    "Buy" means an investor increased their reported position in BRK-B compared to the prior reporting period. This reflects growing exposure to BERKSHIRE HATHAWAY INC-CL B (BRK-B) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in BRK-B increasing?

    Institutional interest in BRK-B 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.