BERKSHIRE HATHAWAY INC DEL CL B NEW is a security (CUSIP 084670902) tracked across SEC portfolio filings. 9 institutional managers reported $998.4M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| IMC-Chicago, LLC | CHICAGO, IL | $487.0M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $180.7M | — |
| GROUP ONE TRADING, L.P. | CHICAGO, IL | $171.5M | — |
| NATIONAL BANK OF CANADA /FI/ | MONTREAL, A8 | $143.8M | — |
| JPMORGAN CHASE & CO | NEW YORK, NY | $13.5M | — |
| OSAIC HOLDINGS, INC. | PHOENIX, AZ | $1.7M | — |
| Mosaic Advisors LLC | HOUSTON, TX | $258K | — |
| SG Americas Securities, LLC | NEW YORK, NY | $362 | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |