Position in BSX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$590,554,745
+$354,912,095 QoQ
Shares Held
9,411,231
+280.8% QoQ
Ownership
0.633%
of shares outstanding
% of Portfolio
0.54%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 96.77194194893313.ToString("F0")%
Shared 0.ToString("F0")%
None 3.228058051066858.ToString("F0")%
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Derivatives in BSX
reported options exposure · as of Mar 31, 2026CallValue
$0
CallShares
0
PutValue
$313,750
PutShares
5,000
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Medical Devices
Healthcare · as of Mar 31, 2026TWO SIGMA INVESTMENTS, LP holds $2,221,263,395 across 63 Medical Devices names. BSX ranks #2 (26.6% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ABT |
Abbott Laboratories
|
6,388,828 | $655,940,970 | |
| 2 | BSX |
Boston Scientific Corp
This page
|
9,411,231 | $590,554,745 | |
| 3 | PODD |
Insulet Corp
|
762,349 | $159,971,314 | |
| 4 | SYK |
Stryker Corp
|
469,215 | $154,179,356 | |
| 5 | STE |
STERIS plc
|
479,146 | $105,953,554 | |
| 6 | EW |
Edwards Lifesciences Corp
|
1,051,535 | $84,206,922 | |
| 7 | DXCM |
Dexcom Inc
|
1,114,948 | $70,018,734 | |
| 8 | MDT |
Medtronic plc
|
605,568 | $52,472,467 |
All Filings in BSX
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $313,750 | 5,000 | Put | Sole | 2026-05-15 | |
| 2026-03-31 | $590,554,745 | 9,411,231 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $235,642,650 | 2,471,344 | Shares | Sole | 2026-02-17 | |
| 2025-12-31 | $362,330 | 3,800 | Call | Sole | 2026-02-17 | |
| 2025-09-30 | $585,780 | 6,000 | Call | Sole | 2025-11-14 | |
| 2025-09-30 | $247,158,253 | 2,531,581 | Shares | Sole | 2025-11-14 | |
| 2025-09-30 | $878,670 | 9,000 | Put | Sole | 2025-11-14 | |
| 2025-06-30 | $264,913,446 | 2,466,376 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $246,222,557 | 2,440,747 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $66,261,774 | 741,847 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $96,631,791 | 1,153,124 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $142,798,487 | 1,854,285 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $9,076,294 | 132,520 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $5,761,286 | 99,659 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $21,701,222 | 411,008 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $132,274,985 | 2,445,461 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $56,245,677 | 1,124,239 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $73,172,997 | 1,581,435 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $3,958,903 | 102,218 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $14,125,516 | 379,005 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $173,859,332 | 3,925,476 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $174,277,003 | 4,102,566 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $216,950 | 5,000 | Call | Sole | 2021-11-15 | |
| 2021-09-30 | $201,916,102 | 4,653,517 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $191,260,477 | 4,472,883 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $21,970,283 | 568,442 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $226,945,843 | 6,312,819 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $366,816 | 9,600 | Call | Sole | 2020-11-16 | |
| 2020-09-30 | $263,649 | 6,900 | Put | Sole | 2020-11-16 | |
| 2020-06-30 | $18,356,526 | 522,829 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $42,630,931 | 1,306,495 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||