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© 2026 DataHeimdall. All rights reserved.Data sourced from SEC EDGAR public filings.
Insider Trades

SAM

BOSTON BEER CO INC

Superinvestors

Institutional investors holding SAM

Consensus →
InvestorFundWeightSharesValueQuarter
Mason HawkinsLongleaf Partners – Southeastern Asset Management1.29%147,997$28.9M2025Q4
Lee AinslieMaverick Capital0.01%5,234$1.0M2025Q4

Congressional Activity

Congressional data coming soon

Insider Activity

1

Total trades

$246K

Volume

0

Buys

0

Sells

Last trade: Apr 2, 2026

Insider Tradeslast 90 days

DateInsiderTypeValue
Apr 2, 2026Cynthia A FisherOption$246K

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.