BRK.B Insider Transactions
1,939 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
BRK.B insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|
| O'Sullivan Michael J. | See Remarks | 2026-08-12 | Purchase | 43 | $513.61 |
|---|
| O'Sullivan Michael J. | See Remarks | 2026-08-12 | Purchase | 400 | $512.52 |
|---|
| O'Sullivan Michael J. | See Remarks | 2026-08-12 | Purchase | 45 | $510.64 |
|---|
| O'Sullivan Michael J. | See Remarks | 2026-05-06 | Purchase | 53.0 | $470.22 |
|---|
| O'Sullivan Michael J. | See Remarks | 2026-05-06 | Purchase | 483.0 | $467.13 |
|---|
| Jain Ajit | Vice Chairman | 2025-09-26 | Sale | 15,000.0 | — |
|---|
| Jain Ajit | Vice Chairman | 2025-08-08 | Sale | 2,000.0 | $464.73 |
|---|
| WITMER MERYL B | Director | 2025-03-03 | Sale | 2.0 | $775,883.3 |
|---|
| Jain Ajit | Vice Chairman | 2023-08-08 | Sale | 28,000.0 | $362.55 |
|---|
| Jain Ajit | Vice Chairman | 2023-03-02 | Sale | 6,595.0 | $303.28 |
|---|
| Jain Ajit | Vice Chairman | 2022-11-29 | Sale | 4,020.0 | $313.4 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $408,514.01 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $408,479.66 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $408,272.2 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $408,204.43 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $408,066.83 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $408,058.67 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,985.3 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,984.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,979.21 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,965.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,964.76 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,934.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,919.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,899.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,898.34 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,893.33 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,886.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,881.86 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,874.44 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,873.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,871.02 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,869.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,860.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,849.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,839.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,778.03 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,730.97 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,711.88 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,666.38 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 2.0 | $407,622.51 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 2.0 | $407,600.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,585.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,580.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,576.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,539.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,535.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,500.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,499.45 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,494.95 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,494.16 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,435.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,354.17 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,352.62 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,345.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,299.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,292.74 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,270.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,256.98 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,224.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,200.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 2.0 | $407,180.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,155.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,150.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,149.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 2.0 | $407,137.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 2.0 | $407,125.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,085.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,035.39 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,020.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $407,007.75 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 3.0 | $407,000.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,999.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,954.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,950.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,939.01 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,929.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,854.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,730.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,725.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,617.11 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 10.0 | $406,500.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,492.75 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,399.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 2.0 | $406,397.87 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,376.73 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 7.0 | $406,300.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 2.0 | $406,298.56 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,279.99 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,260.95 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,161.28 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,152.82 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,151.65 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,129.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,122.78 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,101.6 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,101.03 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,100.18 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 5.0 | $406,100.0 |
|---|
| Abel Gregory | Vice Chair | 2022-09-29 | Purchase | 1.0 | $406,077.35 |
|---|