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Berkshire Hathaway (BRK-B)

Financial Services · Insurance - Diversified

39 members of Congress have disclosed 153 trades in Berkshire Hathaway (BRK-B) since 2016: 81 buys and 72 sales. The most recent was disclosed on Oct 27, 2026. 19 trades were made by members of a committee that oversees Berkshire Hathaway's industry.

Trades disclosed
153
Members trading
39
Buys / sells
81 / 72
Reported value
$1.6M–$5.6M

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Research connections

Patterns in the available disclosures. Each source has its own timing and reporting limits.

3 congressional households disclosed buys

Disclosures in the past 90 days. These may cover different transaction dates and owners.

What else is happening at BRK-B

All research →

Company filings and public records connected to this stock, ordered by when they became public or were first observed.

  1. BRK-BCompany announcement·SEC EDGAR

    BRK-B: Financial results

    Filed 8-K for an event or period dated 2026-11-07. Financial results.

    Public: Nov 9, 2026, 6:10 AM ESTEvent / period: Nov 7, 2026Original source ↗

    3 congressional households disclosed purchases in the past 90 days. See the trades

  2. BRK-BFinancial report·SEC EDGAR

    BRK-B: 10-Q financial filing

    Filed 10-Q for an event or period dated 2026-09-30. Read the company report for its disclosures.

    Public: Nov 9, 2026, 6:01 AM ESTEvent / period: Sep 30, 2026Original source ↗

    3 congressional households disclosed purchases in the past 90 days. See the trades

  3. BRK-BInsider purchase·SEC EDGAR

    BRK-B: O'Sullivan Michael J. reported buying shares

    3 reported purchases of non-derivative securities. Code P includes open-market and private purchases; it does not establish motive.

    Public: Aug 13, 2026, 5:06 PM EDTEvent / period: Aug 12, 2026Original source ↗

    3 congressional households disclosed purchases in the past 90 days. See the trades

  4. BRK-BCompany announcement·SEC EDGAR

    BRK-B: Financial results

    Filed 8-K for an event or period dated 2026-08-08. Financial results.

    Public: Aug 11, 2026, 3:52 PM EDTEvent / period: Aug 8, 2026Original source ↗

    3 congressional households disclosed purchases in the past 90 days. See the trades

  5. BRK-BFinancial report·SEC EDGAR

    BRK-B: 10-Q financial filing

    Filed 10-Q for an event or period dated 2026-06-30. Read the company report for its disclosures.

    Public: Aug 10, 2026, 6:01 AM EDTEvent / period: Jun 30, 2026Original source ↗

    3 congressional households disclosed purchases in the past 90 days. See the trades

Committee overlaps

Trades by members of a committee that oversees Berkshire Hathaway's industry. An overlap is a fact about the trade, not evidence of wrongdoing.

Who traded BRK-B

All trades

From periodic transaction reports filed under the STOCK Act. Amounts are the ranges members report, and trades can be disclosed up to 45 days after they happen. Nothing here is investment advice.