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 (Q1 2026), investors with some of the largest reported share count changes include Sequoia Financial Advisors, Torray Fund, Sound Shore Management, Yacktman Asset Management, and Lountzis 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 2025Gardner Russo & QuinnBuy6,8281,161,394$583,879,220
Q3 2025Olstein Capital ManagementBuy3,40011,000$5,530
Q3 2025Eagle Capital ManagementSell-14811,206$5,634
Q3 2025Matrix Private Capital GroupBuy5071,901$955,709
Q3 2025Renaissance Technologies LLCSell-2133,055$1,537,814
Q3 2025Matrix Advisors Value FundBuy1011,601$5,832,287
Q3 2025First Eagle U.S. ValueSell-3,56615,310$7,697,035
Q3 2025Mairs & Power Growth FundSell-71325,379$12,759,038
Q3 2025Muhlenkamp & CoBuy2938,380$19,295,362
Q3 2025Fairholme Capital ManagementSell-16048,437$24,351,217
Q3 2025Eagle Capital ManagementBuy3950,873$25,575,892
Q3 2025Greenbrier Partners Capital ManagementSell-84887,964$44,223,021
Q3 2025Sequoia Financial AdvisorsSell-1,478226,492$113,866,443
Q3 2025Semper Augustus Investments GroupBuy3,575250,239$125,805,155
Q3 2025Sequoia FundSell-4,289322,552$162,159,792
Q3 2025Giverny CapitalSell-1,140510,644$256,721,165
Q3 2025H&H International InvestmentBuy1,810,0005,191,300$2,609,874,162
Q3 2025Bill & Melinda Gates Foundation TrustSell-2,358,46021,765,224$10,942,248,714
Q3 2025Tweedy, Browne Co All Funds (US)Sell-2,38699,113$49,828,070
Q3 2025Cullen Value FundSell-69196,718$48,236,829
Q2 2025Torray FundSell-4,57137,274$18,106,591
Q2 2025Yacktman Asset ManagementSell-49,924326,867$158,782,183
Q2 2025Lountzis Asset ManagementSell-3135,368$65,757,713
Q2 2025Sound Shore ManagementSell-24,774117,348$57,004,138
Q2 2025Gardner Russo & QuinnSell-26,0421,154,566$560,853,526
Q2 2025Olstein Capital ManagementSell-1,1507,600$3,692
Q2 2025Eagle Capital ManagementBuy1311,354$5,515
Q2 2025Matrix Private Capital GroupSell-1591,394$677,163
Q2 2025Renaissance Technologies LLCBuy1,2323,268$1,586,270
Q2 2025Akre Capital ManagementSell-1,19013,985$6,793,493

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.