Cubist Systematic Strategies’s Boston Beer SAM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q3
Sell
-39,435
Closed -$7.52M 3484
2025
Q2
$7.52M Buy
39,435
+19,489
+98% +$4.49M 0.03% 773
2025
Q1
$4.76M Buy
19,946
+8,933
+81% +$2.18M 0.03% 914
2024
Q4
$3.3M Sell
11,013
-1,493
-12% -$451K 0.02% 1061
2024
Q3
$3.62M Buy
+12,506
New +$3.49M 0.02% 1046
2024
Q1
Sell
-1,004
Closed -$347K 4203
2023
Q4
$347K Sell
1,004
-73
-7% -$25.6K ﹤0.01% 2718
2023
Q3
$420K Sell
1,077
-8,371
-89% -$2.93M ﹤0.01% 2410
2023
Q2
$2.91M Buy
+9,448
New +$3.04M 0.02% 1202
2023
Q1
Sell
-25,950
Closed -$8.55M 4354
2022
Q4
$8.55M Buy
25,950
+13,370
+106% +$4.85M 0.05% 593
2022
Q3
$4.07M Buy
12,580
+7,302
+138% +$2.53M 0.02% 1284
2022
Q2
$1.6M Buy
5,278
+3,502
+197% +$1.22M 0.01% 2059
2022
Q1
$690K Sell
1,776
-921
-34% -$384K 0.01% 2317
2021
Q4
$1.36M Sell
2,697
-37,067
-93% -$18.5M 0.01% 1676
2021
Q3
$20.3M Buy
39,764
+34,214
+616% +$23.3M 0.26% 31
2021
Q2
$5.67M Buy
5,550
+1,215
+28% +$1.36M 0.06% 465
2021
Q1
$5.23M Sell
4,335
-3,651
-46% -$3.83M 0.07% 434
2020
Q4
$7.94M Sell
7,986
-245
-3% -$235K 0.11% 232
2020
Q3
$7.27M Buy
8,231
+6,138
+293% +$4.85M 0.11% 255
2020
Q2
$1.12M Buy
2,093
+843
+67% +$408K 0.02% 1106
2020
Q1
$459K Buy
1,250
+734
+142% +$272K 0.01% 1291
2019
Q4
$195K Sell
516
-3,189
-86% -$1.2M ﹤0.01% 2042
2019
Q3
$1.35M Sell
3,705
-506
-12% -$199K 0.03% 827
2019
Q2
$1.59M Sell
4,211
-1,264
-23% -$400K 0.03% 787
2019
Q1
$1.61M Buy
5,475
+3,268
+148% +$894K 0.05% 529
2018
Q4
$532K Buy
2,207
+297
+16% +$83.1K 0.03% 926
2018
Q3
$549K Buy
1,910
+497
+35% +$149K 0.03% 771
2018
Q2
$423K Buy
+1,413
New +$344K 0.02% 879
2017
Q4
Sell
-2,011
Closed -$314K 2072
2017
Q3
$314K Buy
2,011
+435
+28% +$63.5K 0.02% 1127
2017
Q2
$208K Buy
1,576
+76
+5% +$10.6K 0.01% 1268
2017
Q1
$217K Buy
+1,500
New +$235K 0.02% 1128
2016
Q1
Sell
-6,600
Closed -$1.33M 1802
2015
Q4
$1.33M Buy
6,600
+6,077
+1,162% +$1.33M 0.08% 352
2015
Q3
$110K Sell
523
-2,660
-84% -$588K 0.01% 1610
2015
Q2
$738K Buy
+3,183
New +$818K 0.04% 745

Other funds holding SAM

Cubist Systematic Strategies's SAM Position: Q3 2025 in Review

Cubist Systematic Strategies sold out of Boston Beer (SAM) in Q3 2025, closing a stake of 39,435 shares — an estimated $7.52M sold.

Cubist Systematic Strategies first reported a position in SAM in Q2 2015 and held it in 32 quarters. The position peaked at $20.3M in Q3 2021. 356 funds tracked by Wall St. Rank hold SAM as of Q3 2025.

  • Cubist Systematic Strategies reported no remaining Boston Beer position as of Q3 2025 after selling out during the quarter.
  • Cubist Systematic Strategies sold 39,435 Boston Beer shares in Q3 2025, an estimated $7.52M.
  • Cubist Systematic Strategies first reported a position in Boston Beer in Q2 2015 and held it in 32 quarters.
  • Cubist Systematic Strategies's Boston Beer position peaked at $20.3M in Q3 2021.
  • 356 funds tracked by Wall St. Rank held Boston Beer as of Q3 2025.

Based on Cubist Systematic Strategies's 13F filing for Q3 2025, filed 14 Nov 2025.