SEC Form 4 · insider transactions · free

BERKSHIRE HATHAWAY INC insider buying and selling

6 Form 4 filings against BERKSHIRE HATHAWAY INC (BRK-B) in the last 90 days. Below are the transactions from 4 recent filings, one per insider where the window allows, as filed.

Window 2026-05-24 to 2026-08-22 · CIK 0001067983 · newest filing 2026-08-13 · source: SEC EDGAR full-text search and the Form 4 XML itself
DateInsiderRoleTransactionCodeSharesPriceOwned after
2026-08-12O'Sullivan Michael J.See Remarksopen-market buyP45$510.64708
2026-08-12O'Sullivan Michael J.See Remarksopen-market buyP400$512.521,108
2026-08-12O'Sullivan Michael J.See Remarksopen-market buyP43$513.611,151
2026-07-31BERKSHIRE HATHAWAY INC10% owneropen-market saleS182,980$199.5528,697,229
2026-07-01Jain AjitVice Chairman, directorgiftG3327
Transaction codes: P is an open-market purchase, S an open-market sale, A a grant or award, M an option exercise, F shares surrendered for tax. 3 open-market buys and 1 open-market sale in the rows above.

Every Form 4 against BERKSHIRE HATHAWAY INC, parsed and explained

The free view above is the newest few filings. The paid report reads every Form 4 in your window (up to 365 days), separates open-market buys and sales from awards, exercises and tax withholding, totals the flow per insider, flags 10b5-1 plans where the filing notes them, and hands you a cited write-up plus a downloadable transactions table.

agents: POST /v1/insider-report with {"ticker":"BRK-B"} over x402 or MPP, $4

Sample output and API docs · all reports

BRK-B company profileAll insider pages13F fund holdingsAll reportsWatch BRK-B for new filings

Generated from public SEC EDGAR filings. Filing data is shown as filed. This is information, not investment advice.