BOSTON BEER INC CL A is a security (CUSIP 100557907) tracked across SEC portfolio filings. 3 institutional managers reported $2.0M on Form 13F as of 2026-06-30.
| Manager | Location | Value | Shares |
|---|---|---|---|
| IMC-Chicago, LLC | CHICAGO, IL | $1.9M | — |
| SIMPLEX TRADING, LLC | CHICAGO, IL | $92K | — |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. | BIRMINGHAM, AL | — | — |