Marshall Wace’s Boston Beer SAM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$10.5M Buy
45,645
+18,726
+70% +$4.21M 0.01% 959
2025
Q4
$5.25M Buy
26,919
+9,284
+53% +$1.91M ﹤0.01% 1138
2025
Q3
$3.73M Sell
17,635
-15,176
-46% -$3.23M ﹤0.01% 1319
2025
Q2
$6.26M Buy
32,811
+29,829
+1,000% +$6.87M 0.01% 1042
2025
Q1
$712K Buy
+2,982
New +$726K ﹤0.01% 1922
2024
Q4
Sell
-20,322
Closed -$5.88M 2949
2024
Q3
$5.88M Sell
20,322
-80,301
-80% -$22.4M 0.01% 932
2024
Q2
$30.7M Sell
100,623
-36,892
-27% -$10.6M 0.04% 376
2024
Q1
$41.9M Buy
137,515
+108,770
+378% +$36.3M 0.06% 296
2023
Q4
$9.93M Buy
28,745
+22,274
+344% +$7.81M 0.02% 692
2023
Q3
$2.52M Sell
6,471
-41,264
-86% -$14.5M 0.01% 1120
2023
Q2
$14.7M Buy
47,735
+46,887
+5,529% +$15.1M 0.03% 592
2023
Q1
$279K Sell
848
-13,355
-94% -$4.59M ﹤0.01% 2320
2022
Q4
$4.68M Buy
+14,203
New +$5.15M 0.01% 1226
2022
Q1
Sell
-381
Closed -$193K 3930
2021
Q4
$193K Sell
381
-23,250
-98% -$11.6M ﹤0.01% 3172
2021
Q3
$12M Sell
23,631
-16,892
-42% -$11.5M 0.05% 453
2021
Q2
$41.4M Sell
40,523
-32,621
-45% -$36.6M 0.19% 96
2021
Q1
$88.2M Sell
73,144
-23,779
-25% -$24.9M 0.4% 38
2020
Q4
$96.4M Sell
96,923
-11,945
-11% -$11.5M 0.52% 33
2020
Q3
$96.2M Sell
108,868
-56,999
-34% -$45M 0.62% 24
2020
Q2
$89M Buy
165,867
+893
+0.5% +$432K 0.62% 26
2020
Q1
$60.6M Buy
164,974
+147,943
+869% +$54.9M 0.61% 29
2019
Q4
$6.43M Buy
17,031
+15,485
+1,002% +$5.83M 0.04% 443
2019
Q3
$563K Sell
1,546
-6,157
-80% -$2.42M ﹤0.01% 1082
2019
Q2
$2.91M Buy
+7,703
New +$2.44M 0.02% 664
2016
Q4
Sell
-1,712
Closed -$266K 1101
2016
Q3
$266K Buy
+1,712
New +$299K ﹤0.01% 867
2016
Q2
Sell
-3,673
Closed -$680K 1141
2016
Q1
$680K Buy
+3,673
New +$670K 0.01% 797
2014
Q2
Sell
-22,552
Closed -$5.52M 1049
2014
Q1
$5.52M Buy
+22,552
New +$5.14M 0.1% 223

Other funds holding SAM

Marshall Wace's SAM Position: Q1 2026 in Review

Marshall Wace increased its Boston Beer (SAM) stake by 70% in Q1 2026, buying an estimated $4.21M and bringing the position to 45,645 shares worth $10.5M. The position accounts for 0.01% of the portfolio, ranked #959.

Marshall Wace first reported a position in SAM in Q1 2014 and has held it in 27 quarters since. The position peaked at $96.4M in Q4 2020. 366 funds tracked by Wall St. Rank hold SAM as of Q1 2026.

  • Marshall Wace held 45,645 shares of Boston Beer worth $10.5M as of Q1 2026.
  • Marshall Wace bought 18,726 Boston Beer shares in Q1 2026, an estimated $4.21M.
  • Boston Beer made up 0.01% of Marshall Wace's portfolio in Q1 2026, its #959 holding.
  • Marshall Wace first reported a position in Boston Beer in Q1 2014 and has held it in 27 quarters since.
  • Marshall Wace's Boston Beer position peaked at $96.4M in Q4 2020.
  • 366 funds tracked by Wall St. Rank held Boston Beer as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.