Position in BSX
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,525,600,087
+$452,988,487 QoQ
Shares Held
24,312,352
+116.1% QoQ
Ownership
1.64%
of shares outstanding
% of Portfolio
1.35%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 98.97994237661581.ToString("F0")%
Shared 0.ToString("F0")%
None 1.0200576233841958.ToString("F0")%
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Derivatives in BSX
reported options exposure · as of Mar 31, 2026CallValue
$7,530,000
CallShares
120,000
PutValue
$0
PutShares
0
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, 2026D. E. Shaw & Co., Inc. holds $2,885,787,974 across 58 Medical Devices names. BSX ranks #1 (52.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
This page
|
24,312,352 | $1,525,600,087 | |
| 2 | ABT |
Abbott Laboratories
|
5,280,054 | $542,103,143 | |
| 3 | SYK |
Stryker Corp
|
600,768 | $197,406,356 | |
| 4 | MDT |
Medtronic plc
|
894,615 | $77,518,388 | |
| 5 | PEN |
Penumbra Inc
|
201,950 | $66,314,320 | |
| 6 | IRTC |
iRhythm Holdings, Inc.
|
554,266 | $65,414,473 | |
| 7 | INSP |
Inspire Medical Systems, Inc.
|
1,188,537 | $61,304,737 | |
| 8 | STE |
STERIS plc
|
176,157 | $38,953,596 |
All Filings in BSX
Export CSV
44 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $1,525,600,087 | 24,312,352 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $7,530,000 | 120,000 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $1,072,611,600 | 11,249,204 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $1,464,450 | 15,000 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $869,917,957 | 8,910,355 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $1,464,450 | 15,000 | Put | Defined | 2025-11-14 | |
| 2025-06-30 | $13,211,430 | 123,000 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $725,570,768 | 6,755,151 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $6,950,632 | 68,900 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $5,608,928 | 55,600 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $387,292,846 | 3,839,144 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $68,196,087 | 763,503 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $6,154,148 | 68,900 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $147,161,096 | 1,756,099 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $5,773,820 | 68,900 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $3,781,191 | 49,100 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $1,155,150 | 15,000 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $63,043,004 | 818,634 | Shares | Defined | 2024-08-14 | |
| 2024-03-31 | $95,803,331 | 1,398,793 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $30,029,519 | 519,452 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $60,063,009 | 1,137,557 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $63,059,473 | 1,165,825 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $23,601,902 | 471,755 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $38,271,119 | 827,126 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $70,566,523 | 1,822,012 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $99,765,975 | 2,676,844 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $25,875,235 | 584,223 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $61,877,005 | 1,456,615 | Shares | Defined | 2022-02-14 | |
| 2021-12-31 | $849,600 | 20,000 | Put | Defined | 2022-02-14 | |
| 2021-09-30 | $13,795,980 | 317,953 | Shares | Defined | 2021-11-15 | |
| 2021-09-30 | $867,800 | 20,000 | Put | Defined | 2021-11-15 | |
| 2021-06-30 | $855,200 | 20,000 | Put | Defined | 2021-08-16 | |
| 2021-06-30 | $4,311,918 | 100,840 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $67,318,405 | 1,741,744 | Shares | Defined | 2021-05-17 | |
| 2021-03-31 | $773,000 | 20,000 | Put | Defined | 2021-05-17 | |
| 2020-12-31 | $357,620,893 | 9,947,730 | Shares | Defined | 2021-02-16 | |
| 2020-12-31 | $719,000 | 20,000 | Put | Defined | 2021-02-16 | |
| 2020-09-30 | $3,629,950 | 95,000 | Put | Defined | 2020-11-16 | |
| 2020-09-30 | $23,138,981 | 605,574 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $110,571,993 | 3,149,302 | Shares | Defined | 2020-08-14 | |
| 2020-06-30 | $4,364,173 | 124,300 | Put | Defined | 2020-08-14 | |
| 2020-06-30 | $1,169,163 | 33,300 | Call | Defined | 2020-08-14 | |
| 2020-03-31 | $652,600 | 20,000 | Put | Defined | 2020-05-15 | |
| 2020-03-31 | $109,188,006 | 3,346,246 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||