Two Sigma Investments
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Two Sigma Investments’s Boston Scientific BSX Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$265M Buy
2,466,376
+25,629
+1% +$2.75M 0.47% 17
2025
Q1
$246M Buy
2,440,747
+1,698,900
+229% +$171M 0.53% 13
2024
Q4
$66.3M Sell
741,847
-411,277
-36% -$36.7M 0.14% 159
2024
Q3
$96.6M Sell
1,153,124
-701,161
-38% -$58.8M 0.21% 110
2024
Q2
$143M Buy
1,854,285
+1,721,765
+1,299% +$133M 0.33% 69
2024
Q1
$9.08M Buy
132,520
+32,861
+33% +$2.25M 0.02% 645
2023
Q4
$5.76M Sell
99,659
-311,349
-76% -$18M 0.01% 856
2023
Q3
$21.7M Sell
411,008
-2,034,453
-83% -$107M 0.06% 342
2023
Q2
$132M Buy
2,445,461
+1,321,222
+118% +$71.5M 0.33% 67
2023
Q1
$56.2M Sell
1,124,239
-457,196
-29% -$22.9M 0.16% 144
2022
Q4
$73.2M Buy
1,581,435
+1,479,217
+1,447% +$68.4M 0.23% 104
2022
Q3
$3.96M Sell
102,218
-276,787
-73% -$10.7M 0.01% 815
2022
Q2
$14.1M Sell
379,005
-3,546,471
-90% -$132M 0.05% 402
2022
Q1
$174M Sell
3,925,476
-177,090
-4% -$7.84M 0.51% 27
2021
Q4
$174M Sell
4,102,566
-550,951
-12% -$23.4M 0.37% 51
2021
Q3
$202M Buy
4,653,517
+180,634
+4% +$7.84M 0.45% 30
2021
Q2
$191M Buy
4,472,883
+3,904,441
+687% +$167M 0.43% 36
2021
Q1
$22M Sell
568,442
-5,744,377
-91% -$222M 0.06% 339
2020
Q4
$227M Buy
+6,312,819
New +$227M 0.65% 18
2020
Q3
Sell
-522,829
Closed -$18.4M 1909
2020
Q2
$18.4M Sell
522,829
-783,666
-60% -$27.5M 0.09% 208
2020
Q1
$42.6M Sell
1,306,495
-261,060
-17% -$8.52M 0.35% 39
2019
Q4
$70.9M Buy
+1,567,555
New +$70.9M 0.21% 94
2019
Q3
Hold
0
1980
2019
Q2
Sell
-2,632,148
Closed -$101M 2071
2019
Q1
$101M Buy
2,632,148
+1,971,508
+298% +$75.7M 0.33% 50
2018
Q4
$23.3M Buy
+660,640
New +$23.3M 0.09% 276
2018
Q2
Sell
-2,867,336
Closed -$78.3M 2056
2018
Q1
$78.3M Sell
2,867,336
-835,203
-23% -$22.8M 0.26% 94
2017
Q4
$91.8M Buy
3,702,539
+1,635,881
+79% +$40.6M 0.3% 64
2017
Q3
$60.3M Sell
2,066,658
-470,512
-19% -$13.7M 0.21% 127
2017
Q2
$70.3M Sell
2,537,170
-1,491,286
-37% -$41.3M 0.25% 95
2017
Q1
$100M Sell
4,028,456
-968,456
-19% -$24.1M 0.34% 51
2016
Q4
$108M Sell
4,996,912
-854,412
-15% -$18.5M 0.41% 39
2016
Q3
$139M Buy
5,851,324
+4,287,966
+274% +$102M 0.5% 31
2016
Q2
$36.5M Buy
+1,563,358
New +$36.5M 0.16% 139
2016
Q1
Hold
0
2091
2015
Q4
Hold
0
2027
2015
Q3
Sell
-48,728
Closed -$862K 1680
2015
Q2
$862K Sell
48,728
-2,663,106
-98% -$47.1M ﹤0.01% 1477
2015
Q1
$48.1M Sell
2,711,834
-5,806,180
-68% -$103M 0.22% 118
2014
Q4
$113M Buy
8,518,014
+739,325
+10% +$9.8M 0.62% 16
2014
Q3
$91.9M Buy
7,778,689
+3,180,862
+69% +$37.6M 0.41% 57
2014
Q2
$58.7M Buy
4,597,827
+4,568,712
+15,692% +$58.3M 0.26% 87
2014
Q1
$394K Sell
29,115
-303,108
-91% -$4.1M ﹤0.01% 1571
2013
Q4
$3.99M Sell
332,223
-3,759,699
-92% -$45.2M 0.02% 713
2013
Q3
$48M Buy
4,091,922
+2,539,357
+164% +$29.8M 0.31% 80
2013
Q2
$14.4M Buy
+1,552,565
New +$14.4M 0.1% 271