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BRK.B

BRK.B

BERKSHIRE HATHAWAY INC-CL B

Data as of 2026 Q2 (06-30) · 13F snapshot

Summary
BERKSHIRE HATHAWAY INC-CL B (BRK.B) is held as common stock by 11 tracked hedge-fund managers, with a combined reported value of ~$13.59B; the largest are Bill Gates, Duan Yongping, Li Lu. 5 tracked managers also disclosed PUT or CALL positions, reported separately below. This quarter: 3 added, 5 trimmed, 1 closed. 20 public STOCK Act / OGE trade disclosures are on record. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · HighThis quarter · Cooling
Common-stock holders115 also report options
Congress trades20
Price$503.09vs quarter-end+0.54%
Sectors2
This quarter's moves
New0
Added3
Trimmed / sold6
Top holderBill Gates

Common-stock positions

PUT and CALL disclosures are excluded from these holder counts and values.

Li LuAdd
Value $554.59M15.0% of portfolio1,108,3182026 Q2
George SorosHold
Value $66.69M1.1% of portfolio133,2772026 Q2
Guy SpierHold
Value $48.84M33.9% of portfolio97,6002026 Q2
Dodge & CoxHold
Value $5.72M0.0% of portfolio11,4402026 Q2

PUT / CALL disclosures

Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.

Ken GriffinCALL—
Value $1.77B— of portfolio3,531,7002026 Q2
Ken GriffinPUT—
Value $987.27M— of portfolio1,973,0002026 Q2
Izzy EnglanderPUT—
Value $722.31M— of portfolio1,443,5002026 Q2
Izzy EnglanderCALL—
Value $124.25M— of portfolio248,3002026 Q2
Paul Tudor JonesCALL—
Value $98.23M— of portfolio196,3002026 Q2
Steven CohenCALL—
Value $55.04M— of portfolio110,0002026 Q2
Paul Tudor JonesPUT—
Value $43.88M— of portfolio87,7002026 Q2
Steven CohenPUT—
Value $20.37M— of portfolio40,7002026 Q2
David TepperPUT—
Value $12.51M— of portfolio25,0002026 Q2

Insider Trading

Officers · directors · Form 4
Open-market purchases and sales (P/S)12

  • Charles C Chang

    Senior Vice President and Chief Financial Officer

    Buy
    0Traded 2026-08-12Filed 2026-08-13

  • Michael J. O'Sullivan

    Senior Vice President, General Counsel and Secretary

    Buy$22.1K
    43 @ $513.61Traded 2026-08-12Filed 2026-08-13

  • Michael J. O'Sullivan

    Senior Vice President, General Counsel and Secretary

    Buy$205.0K
    400 @ $512.52Traded 2026-08-12Filed 2026-08-13

  • Michael J. O'Sullivan

    Senior Vice President, General Counsel and Secretary

    Buy$23.0K
    45 @ $510.64Traded 2026-08-12Filed 2026-08-13

  • Michael J. O'Sullivan

    Senior Vice President, General Counsel and Secretary

    Buy$225.6K
    483 @ $467.13Traded 2026-05-06Filed 2026-05-06

  • Michael J. O'Sullivan

    Senior Vice President, General Counsel and Secretary

    Buy$24.9K
    53 @ $470.22Traded 2026-05-06Filed 2026-05-06

  • BERKSHIRE HATHAWAY INC / Warren E Buffett

    10% Owner

    Sell$182.86M
    1,220,376 @ $149.84Traded 2026-05-01Filed 2026-05-05

  • Gregory E. Abel

    President and Chief Executive Officer

    Buy
    0Traded 2026-03-04Filed 2026-03-05

  • BERKSHIRE HATHAWAY INC / Warren E Buffett

    10% Owner

    Sell$643.4K
    7,685 @ $83.72Traded 2026-01-06Filed 2026-02-17

  • BERKSHIRE HATHAWAY INC / Warren E Buffett

    10% Owner

    Sell$1.52M
    18,125 @ $84.04Traded 2026-01-06Filed 2026-02-17

  • BERKSHIRE HATHAWAY INC / Warren E Buffett

    10% Owner

    Sell$4.98M
    59,411 @ $83.79Traded 2026-01-06Filed 2026-02-17

  • BERKSHIRE HATHAWAY INC / Warren E Buffett

    10% Owner

    Sell$2.54M
    30,643 @ $82.78Traded 2026-01-06Filed 2026-02-17

Insider transactions are public SEC Form 4 disclosures (company officers, directors, 10% owners), for research only — not investment advice.

Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.