Position in BIO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$41,441,483
+$38,569,139 QoQ
Shares Held
148,669
+1468.2% QoQ
Ownership
0.556%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in BIO Over Time
Shares Held
Position Value (USD)
Derivatives in BIO
reported options exposure · as of Mar 31, 2026CallValue
$446,000
CallShares
1,600
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, 2026CITADEL ADVISORS LLC holds $1,870,037,695 across 83 Medical Devices names. BIO ranks #15 (2.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BSX |
Boston Scientific Corp
|
4,217,314 | $264,636,453 | |
| 2 | ABT |
Abbott Laboratories
|
1,915,846 | $196,699,908 | |
| 3 | GMED |
Globus Medical Inc
|
1,966,114 | $169,400,381 | |
| 4 | GKOS |
GLAUKOS Corp
|
1,446,926 | $155,776,052 | |
| 5 | DXCM |
Dexcom Inc
|
2,091,872 | $131,369,561 | |
| 6 | ZBH |
Zimmer Biomet Holdings, Inc.
|
1,378,665 | $124,658,889 | |
| 7 | GEHC |
GE HealthCare Technologies Inc.
|
1,293,268 | $92,054,816 | |
| 8 | MDT |
Medtronic plc
|
982,741 | $85,154,507 |
All Filings in BIO
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $446,000 | 1,600 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $41,441,483 | 148,669 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $2,872,344 | 9,480 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $636,279 | 2,100 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $841,170 | 3,000 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $280,390 | 1,000 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $14,105,298 | 50,306 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $4,633,344 | 19,200 | Put | Defined | 2025-08-14 | |
| 2025-06-30 | $1,278,996 | 5,300 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $631,775 | 2,618 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $1,022,952 | 4,200 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $2,581,736 | 10,600 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $3,120,247 | 12,811 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $283,832 | 864 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $3,613,610 | 11,000 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $558,467 | 1,700 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $6,856,546 | 20,493 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $635,702 | 1,900 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $2,810,472 | 8,400 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $2,266,813 | 8,300 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $1,966,392 | 7,200 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $4,392,549 | 12,700 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $13,167,270 | 38,070 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $4,012,092 | 11,600 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $6,328,644 | 19,600 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $7,056,114 | 21,853 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $8,814,897 | 27,300 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $8,746,180 | 24,400 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $9,176,320 | 25,600 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $1,785,081 | 4,980 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $6,482,952 | 17,100 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $11,259,864 | 29,700 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $16,024,264 | 42,267 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $4,359,082 | 9,100 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $28,782,874 | 60,087 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $9,628,302 | 20,100 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $52,966,601 | 125,964 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $19,090,246 | 45,400 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $22,075,725 | 52,500 | Call | Defined | 2023-02-14 | |
| 2022-09-30 | $30,284,364 | 72,600 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $36,458,036 | 87,400 | Call | Defined | 2022-11-14 | |
| 2022-09-30 | $37,930,539 | 90,930 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $23,661,000 | 47,800 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | $31,432,500 | 63,500 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $25,630,605 | 51,779 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $76,466,356 | 135,764 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | $27,429,301 | 48,700 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $24,387,859 | 43,300 | Call | Defined | 2022-05-16 | |
| 2021-12-31 | $6,132,205 | 8,116 | Shares | Defined | 2022-02-14 | |
| 2021-12-31 | $9,066,840 | 12,000 | Call | Defined | 2022-02-14 | |
| No filing history on record for this holder in this stock. | ||||||