Position in CDXS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$468,779
-$345,205 QoQ
Shares Held
287,595
-42.4% QoQ
Ownership
0.316%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CDXS Over Time
Shares Held
Position Value (USD)
Derivatives in CDXS
reported options exposure · as of Mar 31, 2026CallValue
$46,781
CallShares
28,700
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 Biotechnology
Healthcare · as of Mar 31, 2026CITADEL ADVISORS LLC holds $5,531,176,329 across 373 Biotechnology names. CDXS ranks #248 (0.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | INSM |
INSMED Inc
|
2,182,571 | $356,894,009 | |
| 2 | ONC |
BeOne Medicines Ltd.
|
1,032,298 | $306,561,536 | |
| 3 | BMRN |
Biomarin Pharmaceutical Inc
|
4,512,634 | $254,918,694 | |
| 4 | JAZZ |
Jazz Pharmaceuticals plc
|
1,259,444 | $238,097,887 | |
| 5 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
453,843 | $237,573,195 | |
| 6 | BBIO |
BridgeBio Pharma, Inc.
|
3,173,940 | $235,696,783 | |
| 7 | PTGX |
Protagonist Therapeutics, Inc
|
1,551,900 | $163,570,260 | |
| 8 | ARGX |
Argenx SE
|
219,126 | $160,016,761 |
All Filings in CDXS
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $46,781 | 28,700 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $468,779 | 287,595 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $813,984 | 499,377 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $28,525 | 17,500 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $658,631 | 269,931 | Shares | Defined | 2025-11-14 | |
| 2025-09-30 | $39,528 | 16,200 | Call | Defined | 2025-11-14 | |
| 2025-06-30 | $272,909 | 111,848 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $4,842 | 1,800 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $585,540 | 217,673 | Shares | Defined | 2025-05-15 | |
| 2025-03-31 | $15,871 | 5,900 | Put | Defined | 2025-05-15 | |
| 2024-12-31 | $354,601 | 74,340 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $3,339 | 700 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $477 | 100 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $308 | 100 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $308 | 100 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $547,220 | 177,669 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $757,454 | 244,340 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $620 | 200 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $24,490 | 7,900 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $3,490 | 1,000 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $1,226,895 | 351,546 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $26,524 | 7,600 | Call | Defined | 2024-05-15 | |
| 2023-12-31 | $389,158 | 127,593 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $3,965 | 1,300 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $12,505 | 4,100 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $3,969 | 2,100 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $201,732 | 106,737 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $2,835 | 1,500 | Call | Defined | 2023-11-14 | |
| 2023-06-30 | $725,278 | 259,028 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $10,640 | 3,800 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $96,880 | 34,600 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $4,603,054 | 1,111,849 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $74,520 | 18,000 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $137,034 | 33,100 | Call | Defined | 2023-05-15 | |
| 2022-12-31 | $4,472,201 | 959,700 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $15,378 | 3,300 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $24,232 | 5,200 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $4,773,879 | 787,769 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $63,630 | 10,500 | Put | Defined | 2022-11-14 | |
| 2022-06-30 | $2,499,197 | 238,929 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $5,872,822 | 284,812 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $25,006,525 | 799,697 | Shares | Defined | 2022-02-14 | |
| 2021-12-31 | $262,668 | 8,400 | Call | Defined | 2022-02-14 | |
| 2021-09-30 | $9,033,137 | 388,355 | Shares | Defined | 2021-11-15 | |
| 2021-09-30 | $388,442 | 16,700 | Call | Defined | 2021-11-15 | |
| 2021-06-30 | $6,711,573 | 296,186 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $496,254 | 21,900 | Call | Defined | 2021-08-16 | |
| 2021-03-31 | $455,511 | 19,900 | Call | Defined | 2021-05-21 | |
| 2021-03-31 | $5,494,240 | 240,028 | Shares | Defined | 2021-05-21 | |
| 2021-03-31 | $466,956 | 20,400 | Put | Defined | 2021-05-21 | |
| No filing history on record for this holder in this stock. | ||||||