InsidersTradesSigma
Total declarations
Company
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
0
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Explore the complete record of transactions filed by Buffett Warren e, Chairman & CEO. Officer active across 1 company, notably Berkshire Hathaway INC. In total, 25 reports have been recorded. Activity tracked since 21 June 2021. The latest transaction was disclosed on 14 July 2026 (Don). Regulator: SEC (Form 4). All data is accessible without signup.
Companies and markets linked to Buffett Warren e
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations25 total
1,000,000 shares0Class B Common StockSEC:0001193125-26-304843:4
12,000,000 shares0Class B Common StockSEC:0001193125-26-304843:0
9,000,000 shares0Class B Common StockSEC:0001193125-26-304843:1
1,000,000 shares0Class B Common StockSEC:0001193125-26-304843:2
1,000,000 shares0Class B Common StockSEC:0001193125-26-304843:3
160 shares0Class B Common StockSEC:0001193125-26-239886:0
2,700,000 shares0Class B Common StockSEC:0001193125-25-277658:0
30 shares0Class B Common StockSEC:0000950170-25-096373:0
12,358,500 shares0Class B Common StockSEC:0000950170-25-091838:0
1,500 shares0Class B Common StockSEC:0000950170-25-072923:0
160 shares0Class BSEC:0000950170-25-052621:0
6,000 shares0Class B Common StockSEC:0000950170-24-133370:0
2,400,000 shares0Class B Common StockSEC:0000950170-24-130514:0
10 shares0Class B Common StockSEC:0000950170-24-106521:0
1,233 shares0Class B Common StockSEC:0000950170-24-080567:0
13,011,000 shares0Class B Common StockSEC:0000950170-24-079108:0
2,400,000 shares0Class B Common StockSEC:0000899243-23-020506:0
2,400,000 shares0Class B Common StockSEC:0000899243-23-020451:0
13,693,500 shares0Class B Common StockSEC:0000899243-23-016218:0
2,400,000 shares0Class B Common StockSEC:0000899243-22-036922:0
14,412,000 shares0Class B Common StockSEC:0000899243-22-022601:0
15,165,000 shares0Class B Common StockSEC:0001209191-21-042731:0
7,828 sharesClass B Common StockSEC:0001209191-16-093826:0
208,500 sharesClass B Common StockSEC:0001209191-16-093826:1
80,000 sharesClass B Common StockSEC:0001209191-16-093826:2
25 of 25 declarations
About Buffett Warren e
BUFFETT WARREN E is Chief Executive Officer and has 25 filings in total. In the 25 sampled recent filings, the buy and sell amounts are both EUR 0, and the period runs from 2016-01-27 to 2026-07-15. The data also lists him as a Director of Berkshire Hathaway INC.
