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
Q2 2024Bill & Melinda Gates Foundation TrustBuy7,317,10524,620,202$10,015,498,174
Q2 2024Tweedy, Browne Co All Funds (US)Sell-11,395149,883$60,972,404
Q2 2024Cullen Value FundSell-3,311100,538$40,898,858
Q1 2024Torray FundSell-49,88414,222$26,957,855
Q1 2024Yacktman Asset ManagementSell-7,398676,582$284,516,263
Q1 2024Lountzis Asset ManagementBuy264139,724$58,756,736
Q1 2024Gardner Russo & QuinnSell-105,4551,464,531$615,864,576
Q1 2024Sound Shore ManagementSell-18,735211,085$88,765,464
Q1 2024Eagle Capital ManagementSell-2811,242$4,727
Q1 2024Olstein Capital ManagementSell-3,50013,500$5,677
Q1 2024Renaissance Technologies LLCBuy155,744189,590$79,729
Q1 2024Matrix Private Capital GroupSell-1381,754$737,717
Q1 2024Matrix Advisors Value FundBuy52,749$1,156,009
Q1 2024First Eagle U.S. ValueBuy1,9723,779$1,589,326
Q1 2024Akre Capital ManagementSell-7016,490$6,934,375
Q1 2024Mairs & Power Growth FundBuy2,15626,464$11,128,641
Q1 2024Muhlenkamp & CoBuy33438,183$16,056,715
Q1 2024Fairholme Capital ManagementSell-74,00048,958$20,587,818
Q1 2024Eagle Capital ManagementSell-7,44650,820$21,370,826
Q1 2024Greenbrier Partners Capital ManagementSell-47688,929$37,396,423
Q1 2024Sequoia Financial AdvisorsBuy1,253226,701$95,332,292
Q1 2024Semper Augustus Investments GroupSell-1,726231,819$97,484,526
Q1 2024Sequoia FundSell-5,757450,522$189,453,511
Q1 2024Giverny CapitalSell-3,881479,975$201,839,087
Q1 2024H&H International InvestmentSell-654,1024,092,200$1,720,851,944
Q1 2024Bill & Melinda Gates Foundation TrustSell-2,613,25217,303,097$7,276,298,350
Q1 2024Tweedy, Browne Co All Funds (US)Sell-1,082161,278$67,820,625
Q1 2024Cullen Value FundBuy82103,849$43,504,423
Q4 2023Yacktman Asset ManagementSell-9,324683,980$243,948,307
Q4 2023Lountzis Asset ManagementSell-1,637139,460$49,739,804

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.