stock
BRK.B · Berkshire Hathaway Inc. New Common Stock
What Berkshire Hathaway Inc. New Common Stock reports to the SEC, read from its filings.
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The live BRK.B price and today's change.
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Thirty days of daily bars, with signal levels drawn on them.
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The latest signal group Nakagai's scanner recorded on BRK.B.
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Gamma exposure levels from the options market.
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Trend, momentum and volatility gauges per timeframe.
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No company filing on record for BRK.B.
Company filings
No 8-K, offering or 5% stake filings in the last year.
Insiders, politicians and funds
Insider trades, last 90 days
O'Sullivan Michael J.
See Remarks
Buy$250,072Aug 13, 5:06 PM ET
Politician trades, last 90 days
Maria Elvira Salazar
House · FL27
Buy$1,001 to $15,000Wed Sep 9
Richard Dean Dr McCormick
House · GA06
Buy$1,001 to $15,000Fri Aug 14
Maria Elvira Salazar
House · FL27
Buy$1,001 to $15,000Fri Aug 7
Maria Elvira Salazar
House · FL27
Buy$15,001 to $50,000Fri Aug 7
Alan Armstrong
Senate
Buy$50,001 to $100,000Tue Jul 21
Funds
- Gates Foundation Trust
Period Tue 30 Jun 2026
21.4%Trimmed - Semper Augustus
Period Tue 30 Jun 2026
15.5%Added - Himalaya Capital
Period Tue 30 Jun 2026
15.0%Added - Weitz Investment Management
Period Tue 30 Jun 2026
9.4%Trimmed - Yacktman Asset Management
Period Tue 30 Jun 2026
7.2%Added
News
Stories that named BRK.B, and the market events around them.
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Recent signals
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nakagai
Signals on BRK.B come from a rule, not a model.
Nakagai’s scanner records a signal the moment a strategy’s rule matches on the bars. Members read those signals on their own desk, where an agent journals the tape and briefs them in plain English.
Members post on the BRK.B board