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Who owns Boston Beer (SAM) stock

313 funds reported Boston Beer (SAM) shares in their latest 13F filings, worth $1.7B in all. The largest holder is Vanguard Group ($203M). Last quarter 146 funds added to their stakes and 174 cut them.

Largest holders of SAM (13F)Largest holders of SAM (13F)Vanguard Group$203MBlackRock$180MVanguard Portfolio Management LLC$108MAQR Capital Management LLC$95.6MUBS Group AG$76.9MAmerican Century Companies$68.2MVanguard Capital Management LLC$61.2MArrowstreet Capital, Limited Part…$56.8MDimensional Fund Advisors LP$56.8MState Street$55.8M

Largest holders (13F)

FundSharesValueChangeQuarter
Vanguard Group1,039,184$203Mincrease2025-12-31
BlackRock1,015,254$180Mincrease2026-06-30
Vanguard Portfolio Management LLC609,360$108Mdecrease2026-06-30
AQR Capital Management LLC539,988$95.6Mdecrease2026-06-30
UBS Group AG434,656$76.9Mincrease2026-06-30
American Century Companies385,326$68.2Mincrease2026-06-30
Vanguard Capital Management LLC345,822$61.2Mincrease2026-06-30
Arrowstreet Capital, Limited Partnership321,080$56.8Mincrease2026-06-30
Dimensional Fund Advisors LP320,885$56.8Mincrease2026-06-30
State Street314,732$55.8Mincrease2026-06-30
Millennium Management LLC283,512$50.2Mincrease2026-06-30
Global Alpha Capital Management267,567$47.4Mincrease2026-06-30
Geode Capital Management, LLC205,368$36.4Mincrease2026-06-30
T. Rowe Price Investment Management199,420$35.3Mincrease2026-06-30
Southeastern Asset Management146,043$25.9Mincrease2026-06-30

Boston Beer's latest quarter

Boston Beer, Q3 2026: revenue $520M (-3% year over year), operating margin 10.8%, net earnings $43.2M, operating cash flow $76.6M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most SAM stock?

By the latest 13F filings: Vanguard Group ($203M); BlackRock ($180M); Vanguard Portfolio Management LLC ($108M); AQR Capital Management LLC ($95.6M); UBS Group AG ($76.9M).

What is the short interest in SAM?

1,671,746 shares were sold short at the 2026-10-15 settlement, 5.18% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.