ISSUER PROFILE · CIK 0001067983 · CUSIP 084670108

Berkshire Hathaway Inc.BRK-A

8 13D/G filings 3 distinct filers 0 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d

-1.2%

avg -1.2%

Median 60d

+0.9%

avg +0.9%

Median 90d

+2.0%

avg +2.0%

Median 180d

+2.8%

avg +2.8%

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Activist filings

1 SCHEDULE 13D/A · 1 SCHEDULE · 6 SC

Distinct filers

multi-activist cluster

Insiders (365d)

0 buys · 0 sales

Latest short DTC

—

no FINRA match

Held by elite portfolio managers

1 holder · $3.02M

Point72 Asset Mgmt

Filed	Form	Filer	Stake	Shares
2026-07-15	SCHEDULE 13D/A	BUFFETT WARREN E	38.20%	188,290	view →
2025-06-30	SCHEDULE	BUFFETT WARREN E	37.00%	198,117	view →
2021-06-23	SC	BUFFETT WARREN E	—	—	view →
2020-07-08	SC	BUFFETT WARREN E	—	—	view →
2019-07-02	SC	BUFFETT WARREN E	—	—	view →
2018-10-01	SC	GATES WILLIAM H III	—	—	view →
2018-07-18	SC	BUFFETT WARREN E	—	—	view →
2018-04-06	SC	CASCADE INVESTMENT, L.L.C.	—	—	view →

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