Position in BSX
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$494,657
-$634,381 QoQ
Shares Held
7,883
-33.4% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in BSX Over Time
Shares Held
Position Value (USD)
Position in Medical Devices
Healthcare · as of Jun 30, 2026Magnetar Financial LLC holds $138,150,491 across 15 Medical Devices names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | PEN |
Penumbra Inc
|
255,841 | $80,781,795 | |
| 2 | BRKR |
Bruker Corp
|
115,132 | $49,176,866 | |
| 3 | MDT |
Medtronic plc
|
31,504 | $2,464,557 | |
| 4 | GMED |
Globus Medical Inc
|
14,836 | $1,172,192 | |
| 5 | PODD |
Insulet Corp
|
6,159 | $937,707 | |
| 6 | AHCO |
AdaptHealth Corp.
|
63,892 | $665,753 | |
| 7 | VMD |
Viemed Healthcare, Inc.
|
41,312 | $470,956 | |
| 8 | SIBN |
SI-BONE, Inc.
|
27,740 | $452,716 |
All Filings in BSX
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $494,657 | 7,883 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $1,129,038 | 11,841 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $6,782,648 | 69,473 | Shares | Sole | 2025-11-13 | |
| 2025-06-30 | $621,043 | 5,782 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $503,189 | 4,988 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $26,540,991 | 297,145 | Shares | Sole | 2025-02-11 | |
| 2024-09-30 | $73,020,303 | 871,364 | Shares | Sole | 2024-11-13 | |
| 2024-06-30 | $29,985,768 | 389,375 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $16,988,602 | 248,045 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $7,748,447 | 134,033 | Shares | Sole | 2024-02-13 | |
| 2023-09-30 | $39,052,094 | 739,623 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $51,943,384 | 960,314 | Shares | Sole | 2023-08-11 | |
| 2023-03-31 | $63,430,885 | 1,267,857 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $83,897,272 | 1,813,211 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $97,975,164 | 2,529,697 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $98,061,618 | 2,631,114 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $58,410,537 | 1,318,820 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $43,097,829 | 1,014,544 | Shares | Sole | 2022-02-14 | |
| 2021-06-30 | $3,151,155 | 73,694 | Shares | Sole | 2021-08-06 | |
| 2021-03-31 | $6,474,609 | 167,519 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $38,931,908 | 1,082,946 | Shares | Sole | 2021-02-12 | |
| 2020-09-30 | $6,250,047 | 163,571 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $8,587,203 | 244,580 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $8,634,126 | 264,607 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||