BOSTON BEER CO INC

SAM
Exchange
NYSE
Industry
Malt Beverages
SEC CIK
0000949870

Price chart

Open-market purchases and sales by SAM insiders, newest first.

Insider trades
Filed (ET)Trade dateInsiderTransactionSharesAvg priceValueShares afterHolding changeFiling
Nov 4, 2025Nov 4, 2025Spillane MichaelDirectorSSaleClass A Common−3.12K$205.7808−$642.04K10.88K−22.3%SEC
Aug 11, 2025Aug 8, 2025Fritsch Annette NVP of Product Design and R&DSSaleClass A Common−600$219.244−$131.55K9.72K−5.8%SEC
Mar 17, 2025Mar 13, 2025VALETTE JEAN MICHELDirectorSSaleClass A Common−3.5K$228.45−$799.58K10.91K−24.3%SEC
Jan 3, 2025Jan 2, 2025O'Boyle Carolyn L.Chief People OfficerSSaleClass A Common−62$301.76−$18.71K6.66K−0.9%SEC
Dec 3, 2024Dec 2, 2024O'Boyle Carolyn L.Chief People OfficerSSaleClass A Common−62$316.24−$19.61K6.72K−0.9%SEC

The largest institutional positions in SAM at the end of Q2 2026.

Institutions holding SAM in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.1,015,254$179.73M0.00%+245,004+31.8%Added
VANGUARD PORTFOLIO MANAGEMENT LLC609,360$107.88M0.00%−25,109−4.0%Reduced
AQR CAPITAL MANAGEMENT LLC539,988$95.59M0.03%−111,996−17.2%Reduced
UBS Group AG434,656$76.95M0.01%+216,052+98.8%Added
AMERICAN CENTURY COMPANIES INC385,326$68.21M0.03%+97,242+33.8%Added