Jane Street’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
Q1 | $38.6M | Buy |
614,400
+310,800
| +102% | +$24.9M | 0.01% | 1231 |
|
|
2025
Q4 | $28.9M | Sell |
303,600
-728,500
| -71% | -$71.4M | ﹤0.01% | 1289 |
|
|
2025
Q3 | $101M | Buy |
1,032,100
+663,300
| +180% | +$68.7M | 0.02% | 595 |
|
|
2025
Q2 | $39.6M | Buy |
368,800
+184,100
| +100% | +$18.6M | 0.01% | 927 |
|
|
2025
Q1 | $18.6M | Buy |
184,700
+109,200
| +145% | +$11M | ﹤0.01% | 1369 |
|
|
2024
Q4 | $6.74M | Sell |
75,500
-124,300
| -62% | -$10.9M | ﹤0.01% | 2296 |
|
|
2024
Q3 | $16.7M | Buy |
199,800
+67,000
| +50% | +$5.28M | ﹤0.01% | 1389 |
|
|
2024
Q2 | $10.2M | Sell |
132,800
-97,400
| -42% | -$7.13M | ﹤0.01% | 2031 |
|
|
2024
Q1 | $15.8M | Sell |
230,200
-813,200
| -78% | -$52.3M | ﹤0.01% | 1387 |
|
|
2023
Q4 | $60.3M | Buy |
1,043,400
+937,700
| +887% | +$50.1M | 0.02% | 591 |
|
|
2023
Q3 | $5.58M | Sell |
105,700
-157,000
| -60% | -$8.23M | ﹤0.01% | 2463 |
|
|
2023
Q2 | $14.2M | Sell |
262,700
-51,200
| -16% | -$2.67M | ﹤0.01% | 1540 |
|
|
2023
Q1 | $15.7M | Buy |
313,900
+96,900
| +45% | +$4.57M | 0.01% | 1193 |
|
|
2022
Q4 | $10M | Sell |
217,000
-119,000
| -35% | -$5.15M | ﹤0.01% | 1613 |
|
|
2022
Q3 | $13M | Sell |
336,000
-406,300
| -55% | -$16.3M | 0.01% | 1453 |
|
|
2022
Q2 | $27.7M | Buy |
742,300
+155,500
| +26% | +$6.33M | 0.01% | 883 |
|
|
2022
Q1 | $26M | Buy |
586,800
+156,200
| +36% | +$6.77M | 0.01% | 1067 |
|
|
2021
Q4 | $18.3M | Sell |
430,600
-260,100
| -38% | -$10.9M | 0.01% | 1284 |
|
|
2021
Q3 | $30M | Buy |
690,700
+357,500
| +107% | +$15.8M | 0.01% | 862 |
|
|
2021
Q2 | $14.2M | Buy |
333,200
+101,000
| +43% | +$4.25M | 0.01% | 1366 |
|
|
2021
Q1 | $8.97M | Sell |
232,200
-668,100
| -74% | -$25.3M | ﹤0.01% | 1664 |
|
|
2020
Q4 | $32.4M | Buy |
900,300
+310,900
| +53% | +$11.2M | 0.02% | 614 |
|
|
2020
Q3 | $22.5M | Sell |
589,400
-470,500
| -44% | -$18.1M | 0.01% | 714 |
|
|
2020
Q2 | $37.2M | Buy |
1,059,900
+455,100
| +75% | +$16.4M | 0.03% | 462 |
|
|
2020
Q1 | $19.7M | Buy |
604,800
+586,900
| +3,279% | +$22.9M | 0.02% | 467 |
|
|
2019
Q4 | $809K | Buy |
17,900
+3,100
| +21% | +$130K | ﹤0.01% | 3063 |
|
|
2019
Q3 | $602K | Sell |
14,800
-5,400
| -27% | -$229K | ﹤0.01% | 3308 |
|
|
2019
Q2 | $868K | Buy |
20,200
+5,600
| +38% | +$215K | ﹤0.01% | 2885 |
|
|
2019
Q1 | $560K | Sell |
14,600
-40,400
| -73% | -$1.54M | ﹤0.01% | 3555 |
|
|
2018
Q4 | $1.94M | Sell |
55,000
-175,000
| -76% | -$6.35M | ﹤0.01% | 1763 |
|
|
2018
Q3 | $8.86M | Buy |
230,000
+159,900
| +228% | +$5.58M | 0.02% | 682 |
|
|
2018
Q2 | $2.29M | Buy |
+70,100
| New | +$2.11M | 0.01% | 1784 |
|
|
2017
Q1 | – | Sell |
-12,600
| Closed | -$273K | – | 4138 |
|
|
2016
Q4 | $273K | Buy |
+12,600
| New | +$275K | ﹤0.01% | 3452 |
|
Other funds holding BSX
VCM
VPM
Jane Street's BSX Position: Q1 2026 in Review
Jane Street increased its Boston Scientific (BSX) stake by 6.3% in Q1 2026, buying an estimated $19.1M and bringing the position to 4,032,117 shares worth $253M. The position accounts for 0.03% of the portfolio, ranked #330.
Jane Street first reported a position in BSX in Q2 2013 and has held it in 46 quarters since. The position peaked at $362M in Q4 2025. 1,665 funds tracked by Wall St. Rank hold BSX as of Q1 2026.
- Jane Street held 4,032,117 shares of Boston Scientific worth $253M as of Q1 2026.
- Jane Street bought 238,881 Boston Scientific shares in Q1 2026, an estimated $19.1M.
- Boston Scientific made up 0.03% of Jane Street's portfolio in Q1 2026, its #330 holding.
- Jane Street first reported a position in Boston Scientific in Q2 2013 and has held it in 46 quarters since.
- Jane Street's Boston Scientific position peaked at $362M in Q4 2025.
- 1,665 funds tracked by Wall St. Rank held Boston Scientific as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.