Citadel Advisors
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Citadel Advisors’s Boston Scientific BSX Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$580M Sell
5,404,305
-29,250
-0.5% -$3.14M 0.1% 22
2025
Q1
$548M Buy
5,433,555
+502,103
+10% +$50.7M 0.1% 13
2024
Q4
$440M Sell
4,931,452
-4,861,651
-50% -$434M 0.08% 23
2024
Q3
$821M Sell
9,793,103
-2,706,764
-22% -$227M 0.16% 4
2024
Q2
$963M Buy
12,499,867
+3,725,802
+42% +$287M 0.19% 8
2024
Q1
$601M Sell
8,774,065
-207,469
-2% -$14.2M 0.12% 13
2023
Q4
$519M Sell
8,981,534
-12,174,688
-58% -$704M 0.1% 18
2023
Q3
$1.12B Buy
21,156,222
+5,699,874
+37% +$301M 0.24% 3
2023
Q2
$836M Buy
15,456,348
+444,201
+3% +$24M 0.17% 4
2023
Q1
$751M Buy
15,012,147
+8,477,836
+130% +$424M 0.17% 3
2022
Q4
$302M Sell
6,534,311
-7,957,191
-55% -$368M 0.07% 25
2022
Q3
$561M Buy
14,491,502
+1,960,393
+16% +$75.9M 0.13% 5
2022
Q2
$467M Sell
12,531,109
-412,621
-3% -$15.4M 0.12% 5
2022
Q1
$573M Buy
12,943,730
+6,424,582
+99% +$285M 0.12% 5
2021
Q4
$277M Buy
6,519,148
+1,785,342
+38% +$75.8M 0.06% 33
2021
Q3
$205M Sell
4,733,806
-747,071
-14% -$32.4M 0.04% 56
2021
Q2
$234M Buy
5,480,877
+4,646,664
+557% +$199M 0.05% 47
2021
Q1
$32.2M Sell
834,213
-4,295,293
-84% -$166M 0.01% 678
2020
Q4
$184M Buy
5,129,506
+4,723,216
+1,163% +$170M 0.05% 98
2020
Q3
$15.5M Buy
406,290
+321,066
+377% +$12.3M ﹤0.01% 867
2020
Q2
$2.99M Sell
85,224
-8,558,697
-99% -$300M ﹤0.01% 1908
2020
Q1
$282M Buy
8,643,921
+2,799,798
+48% +$91.4M 0.13% 18
2019
Q4
$264M Buy
5,844,123
+194,161
+3% +$8.78M 0.11% 46
2019
Q3
$230M Sell
5,649,962
-297,408
-5% -$12.1M 0.11% 46
2019
Q2
$256M Buy
5,947,370
+5,085,713
+590% +$219M 0.12% 48
2019
Q1
$33.1M Sell
861,657
-3,125,638
-78% -$120M 0.02% 527
2018
Q4
$141M Sell
3,987,295
-4,179,487
-51% -$148M 0.08% 93
2018
Q3
$314M Buy
8,166,782
+1,318,868
+19% +$50.8M 0.14% 40
2018
Q2
$224M Buy
6,847,914
+4,670,982
+215% +$153M 0.11% 66
2018
Q1
$59.5M Buy
2,176,932
+1,567,167
+257% +$42.8M 0.03% 282
2017
Q4
$15.1M Sell
609,765
-1,467,135
-71% -$36.4M 0.01% 783
2017
Q3
$60.6M Buy
2,076,900
+528,094
+34% +$15.4M 0.05% 273
2017
Q2
$42.9M Buy
1,548,806
+311,867
+25% +$8.64M 0.04% 344
2017
Q1
$30.8M Sell
1,236,939
-6,740,748
-84% -$168M 0.03% 432
2016
Q4
$173M Buy
7,977,687
+3,139,288
+65% +$67.9M 0.17% 42
2016
Q3
$115M Sell
4,838,399
-9,854,699
-67% -$235M 0.12% 83
2016
Q2
$343M Buy
14,693,098
+13,815,151
+1,574% +$323M 0.38% 7
2016
Q1
$16.5M Sell
877,947
-2,667,126
-75% -$50.2M 0.02% 530
2015
Q4
$65.4M Buy
3,545,073
+3,521,705
+15,071% +$64.9M 0.07% 228
2015
Q3
$383K Buy
+23,368
New +$383K ﹤0.01% 2779
2015
Q2
Sell
-1,049,809
Closed -$18.6M 3808
2015
Q1
$18.6M Buy
1,049,809
+223,899
+27% +$3.97M 0.02% 722
2014
Q4
$10.9M Sell
825,910
-2,974,593
-78% -$39.4M 0.01% 884
2014
Q3
$44.9M Buy
3,800,503
+3,604,004
+1,834% +$42.6M 0.05% 331
2014
Q2
$2.51M Sell
196,499
-6,218,338
-97% -$79.4M ﹤0.01% 1395
2014
Q1
$86.7M Buy
6,414,837
+2,606,415
+68% +$35.2M 0.1% 161
2013
Q4
$45.8M Sell
3,808,422
-205,529
-5% -$2.47M 0.06% 296
2013
Q3
$47.1M Sell
4,013,951
-415,765
-9% -$4.88M 0.07% 272
2013
Q2
$41.1M Buy
+4,429,716
New +$41.1M 0.07% 271