BERKSHIRE HATHAWAY INC DEL CL B NEW is a security (CUSIP 084670952) tracked across SEC portfolio filings. 9 institutional managers reported $769.1M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| IMC-Chicago, LLC | CHICAGO, IL | $428.0M | — |
| JPMORGAN CHASE & CO | NEW YORK, NY | $172.9M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $111.8M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $39.1M | — |
| Maven Securities LTD | ST HELIER, Y9 | $17.0M | 35,500 |
| Composition Wealth, LLC | LOS ANGELES, CA | $300K | — |
| All Terrain Financial Advisors, LLC | COON RAPIDS, MN | $48K | — |
| SG Americas Securities, LLC | NEW YORK, NY | $32 | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |