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BUFFETT WARREN E

SEC insider (Form 3/4/5 filer). CIK 0000315090. Director & 10% Owner at BERKSHIRE HATHAWAY INC (BRK.A). 37 reported Form 4/5 transactions since Sep 2024; latest on Jul 14, 2026. Located in OMAHA, NE.

Companies BUFFETT WARREN E has filed insider reports for

  • BERKSHIRE HATHAWAY INC (BRK.A): Director, 10% Owner
BUFFETT WARREN E profile photo

BUFFETT WARREN E

CIK: 0000315090

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)0 (0.0%)

Compensation grants

Other (G, F, J, C, D, …)37 (100.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

BERKSHIRE HATHAWAY INC logo
BRK.A

BERKSHIRE HATHAWAY INC

Director10% Owner

Discretionary Trading P&L

Holdings

Transaction History (37 total)

  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    Jul 14, 2026
    Gift
    Direct
    1M shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    Jul 14, 2026
    Gift
    Direct
    1M shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    Jul 14, 2026
    Conversion
    Direct
    12M shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    Jul 14, 2026
    Gift
    Direct
    1M shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    Jul 14, 2026
    Gift
    Direct
    9M shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    May 22, 2026
    Gift
    Direct
    160 shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    May 18, 2026
    Gift
    Direct
    18.6K shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    May 18, 2026
    Conversion
    Direct
    37.5K shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    May 18, 2026
    Gift
    Direct
    18.6K shares-
  • BERKSHIRE HATHAWAY INC logo
    BRK.A

    BERKSHIRE HATHAWAY INC

    Mar 17, 2026
    Gift

    Class A Common Stock

    Direct
    2 shares-

1-10 of 37