Group One Trading’s Boston Beer SAM Stock Holding History

Group One Trading’s Portfolio SAM Stock Details SAM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$32.2K	Sell	182 -2,594	-93%	-$526K	﹤0.01%	5685
2026 Q1	$640K	Buy	2,776 +2,512	+952%	+$565K	﹤0.01%	3113
2025 Q4	$51.5K	Buy	+264	New	+$54.4K	﹤0.01%	5581
2025 Q3	–	Sell	-517	Closed	-$98.6K	–	9061
2025 Q2	$98.6K	Buy	+517	New	+$119K	﹤0.01%	4980
2024 Q1	–	Sell	-2,588	Closed	-$894K	–	7854
2023 Q4	$894K	Sell	2,588 -3,204	-55%	-$1.12M	﹤0.01%	2555
2023 Q3	$2.26M	Buy	5,792 +2,529	+78%	+$886K	0.01%	1550
2023 Q2	$1.01M	Sell	3,263 -972	-23%	-$313K	﹤0.01%	2357
2023 Q1	$1.39M	Buy	+4,235	New	+$1.46M	0.01%	1846
2022 Q1	–	Sell	-9,176	Closed	-$3.83M	–	8613
2021 Q4	$4.63M	Buy	+9,176	New	+$4.58M	﹤0.01%	1777
2013 Q3	–	Sell	-79	Closed	-$16.3K	–	5528
2013 Q2	$13K	Buy	+79	New	+$12.5K	﹤0.01%	4324

Other funds holding SAM

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

Group One Trading's SAM Position: Q2 2026 in Review

Group One Trading reduced its Boston Beer (SAM) stake by 93% in Q2 2026, selling an estimated $526K and leaving 182 shares worth $32.2K. The position accounts for ﹤0.01% of the portfolio, ranked #5685.

Group One Trading first reported a position in SAM in Q2 2013 and has held it in 10 quarters since. The position peaked at $4.63M in Q4 2021. 331 funds tracked by Wall St. Rank hold SAM as of Q2 2026.

Group One Trading held 182 shares of Boston Beer worth $32.2K as of Q2 2026.
Group One Trading sold 2,594 Boston Beer shares in Q2 2026, an estimated $526K.
Boston Beer made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #5685 holding.
Group One Trading first reported a position in Boston Beer in Q2 2013 and has held it in 10 quarters since.
Group One Trading's Boston Beer position peaked at $4.63M in Q4 2021.
331 funds tracked by Wall St. Rank held Boston Beer as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.