Acadian Asset Management’s Boston Scientific BSX Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$42.1M Sell
986,764
-508,376
-34% -$27.6M 0.05% 285
2026
Q1
$93.8M Buy
1,495,140
+413,867
+38% +$33.1M 0.13% 152
2025
Q4
$103M Buy
1,081,273
+224,967
+26% +$22.1M 0.17% 119
2025
Q3
$83.6M Sell
856,306
-31,172
-4% -$3.23M 0.15% 137
2025
Q2
$95.3M Buy
887,478
+281,249
+46% +$28.5M 0.2% 110
2025
Q1
$61.1M Buy
606,229
+492,891
+435% +$49.6M 0.17% 122
2024
Q4
$10.1M Buy
113,338
+95,227
+526% +$8.38M 0.03% 352
2024
Q3
$1.52M Sell
18,111
-23,117
-56% -$1.82M ﹤0.01% 821
2024
Q2
$3.17M Sell
41,228
-52,030
-56% -$3.81M 0.01% 631
2024
Q1
$6.38M Buy
93,258
+43,916
+89% +$2.82M 0.02% 409
2023
Q4
$2.85M Buy
49,342
+22,411
+83% +$1.2M 0.01% 589
2023
Q3
$1.42M Sell
26,931
-72,673
-73% -$3.81M 0.01% 776
2023
Q2
$5.38M Buy
99,604
+94,454
+1,834% +$4.93M 0.02% 440
2023
Q1
$257K Buy
+5,150
New +$243K ﹤0.01% 1200
2022
Q4
Sell
-38,878
Closed -$1.5M 1780
2022
Q3
$1.5M Sell
38,878
-136,686
-78% -$5.48M 0.01% 703
2022
Q2
$6.54M Buy
175,564
+174,767
+21,928% +$7.11M 0.03% 353
2022
Q1
$35K Buy
+797
New +$34.5K ﹤0.01% 1504
2021
Q4
Sell
-15,163
Closed -$656K 1682
2021
Q3
$656K Sell
15,163
-2,208
-13% -$97.7K ﹤0.01% 969
2021
Q2
$743K Buy
17,371
+12,515
+258% +$527K ﹤0.01% 1021
2021
Q1
$187K Sell
4,856
-9,761
-67% -$369K ﹤0.01% 1521
2020
Q4
$525K Sell
14,617
-6,372
-30% -$230K ﹤0.01% 1220
2020
Q3
$802K Buy
20,989
+13,199
+169% +$509K ﹤0.01% 984
2020
Q2
$274K Hold
7,790
﹤0.01% 1385
2020
Q1
$254K Buy
7,790
+3,346
+75% +$131K ﹤0.01% 1142
2019
Q4
$201K Buy
+4,444
New +$186K ﹤0.01% 1291
2019
Q2
Sell
-2,569
Closed -$99K 1830
2019
Q1
$99K Sell
2,569
-3,639
-59% -$139K ﹤0.01% 1520
2018
Q4
$219K Sell
6,208
-7,062
-53% -$256K ﹤0.01% 1094
2018
Q3
$511K Buy
13,270
+6,911
+109% +$241K ﹤0.01% 874
2018
Q2
$208K Buy
+6,359
New +$192K ﹤0.01% 1074

Other funds holding BSX

Acadian Asset Management's BSX Position: Q2 2026 in Review

Acadian Asset Management reduced its Boston Scientific (BSX) stake by 34% in Q2 2026, selling an estimated $27.6M and leaving 986,764 shares worth $42.1M. The position accounts for 0.05% of the portfolio, ranked #285.

Acadian Asset Management first reported a position in BSX in Q2 2018 and has held it in 29 quarters since. The position peaked at $103M in Q4 2025. 1,176 funds tracked by Wall St. Rank hold BSX as of Q2 2026.

  • Acadian Asset Management held 986,764 shares of Boston Scientific worth $42.1M as of Q2 2026.
  • Acadian Asset Management sold 508,376 Boston Scientific shares in Q2 2026, an estimated $27.6M.
  • Boston Scientific made up 0.05% of Acadian Asset Management's portfolio in Q2 2026, its #285 holding.
  • Acadian Asset Management first reported a position in Boston Scientific in Q2 2018 and has held it in 29 quarters since.
  • Acadian Asset Management's Boston Scientific position peaked at $103M in Q4 2025.
  • 1,176 funds tracked by Wall St. Rank held Boston Scientific as of Q2 2026.

Based on Acadian Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.