BOSTON BEER INC

$SAM
13F holders
359
Net 13F flow · Q
Insider buys · 90d
0
Insider net · 90d
Congress · 90d
0
Convergence

Institutional holders

Top 10 of 359 · Source: 13F-HR
01
Gates Foundation Trust
02
Bahl & Gaynor Inc.
03
Ccm Investment Group, LLC
04
Aveo Capital Partners, LLC
05
Massachusetts Institute of Technology
06
Axa S.a.
07
State Street
08
Caz Investments LP
09
Boothe Investment Group, Inc.
10
Orrstown Financial Services Inc.

Each fund name links to that filer's expert page. Share counts and per-fund weights are pending the 13F ingest fix (portfolios_expertholding.units is currently mis-populated — see the same caveat on the fund detail page's holdings table). Quarter-over-quarter delta ships with the metrics pipeline.

See all 359 13F holders · Pro →

Smart Money · top-200 alpha cohort

10 holders · Q1 2026

$SAM is held by 10 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 0.27%, with an average of 0.04% of portfolio. Largest holder: WINTON GROUP Ltd at 0.27%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Insider activity · last 90 days

7 transactions · 4 filers
04 Nov 2025
Spillane Michael
▼ SOLD
1,968
$206.15
S
04 Nov 2025
Spillane Michael
▼ SOLD
1,152
$205.15
S
08 Aug 2025
Fritsch Annette N
▼ SOLD
136
$219.94
S
08 Aug 2025
Fritsch Annette N
▼ SOLD
464
$219.04
S
13 Mar 2025
Valette Jean Michel
▼ SOLD
900
$229.23
S
13 Mar 2025
Valette Jean Michel
▼ SOLD
2,600
$228.18
S
02 Jan 2025
O'Boyle Carolyn L.
▼ SOLD
62
$301.76
S

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $SAM in the recent window.

Convergence · Pattern Engine ships in v1.1

30-day window
In development

Convergence detection for $SAM lands with the Pattern Engine.

Once the Pattern Engine ships, this section will surface every active convergence event involving $SAM — the institutional managers and Congress members on the same name, the 30-day window, and the combined position size.

Source data: SEC EDGAR · 13F-HR · Form 4 · CapitolTrades · Last refreshed 10:44 UTC.