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Rock Springs Capital Management’s Boston Scientific BSX Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$38.1M Buy
355,000
+78,000
+28% +$8.38M 2.38% 11
2025
Q1
$27.9M Sell
277,000
-183,000
-40% -$18.5M 1.6% 23
2024
Q4
$41.1M Hold
460,000
1.56% 21
2024
Q3
$38.5M Sell
460,000
-357,500
-44% -$30M 1.25% 30
2024
Q2
$63M Sell
817,500
-415,000
-34% -$32M 1.89% 11
2024
Q1
$84.4M Hold
1,232,500
2.14% 11
2023
Q4
$71.3M Buy
1,232,500
+72,500
+6% +$4.19M 1.75% 19
2023
Q3
$61.2M Buy
1,160,000
+892,500
+334% +$47.1M 1.64% 20
2023
Q2
$14.5M Buy
+267,500
New +$14.5M 0.34% 67
2021
Q3
Sell
-800,000
Closed -$34.2M 158
2021
Q2
$34.2M Hold
800,000
0.68% 51
2021
Q1
$30.9M Hold
800,000
0.67% 49
2020
Q4
$28.8M Sell
800,000
-300,000
-27% -$10.8M 0.61% 53
2020
Q3
$42M Hold
1,100,000
1.07% 35
2020
Q2
$38.6M Hold
1,100,000
1.06% 36
2020
Q1
$35.9M Sell
1,100,000
-100,000
-8% -$3.26M 1.48% 21
2019
Q4
$54.3M Buy
1,200,000
+230,000
+24% +$10.4M 1.71% 10
2019
Q3
$39.5M Hold
970,000
1.57% 17
2019
Q2
$41.7M Hold
970,000
1.51% 15
2019
Q1
$37.2M Buy
970,000
+55,000
+6% +$2.11M 1.44% 16
2018
Q4
$32.3M Buy
915,000
+115,000
+14% +$4.06M 1.53% 17
2018
Q3
$30.8M Buy
800,000
+627,500
+364% +$24.2M 1.12% 24
2018
Q2
$5.64M Buy
+172,500
New +$5.64M 0.22% 112