Position in ACRS
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$8,434,946
+$4,807,051 QoQ
Shares Held
2,249,319
+86.6% QoQ
Ownership
1.61%
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.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ACRS Over Time
Shares Held
Position Value (USD)
Derivatives in ACRS
reported options exposure · as of Mar 31, 2026CallValue
$1,749,000
CallShares
466,400
PutValue
$383,625
PutShares
102,300
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 $5,784,241,435 across 374 Biotechnology names. ACRS ranks #100 (0.1% 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 | TERN |
Terns Pharmaceuticals, Inc.
|
3,218,810 | $169,695,662 | |
| 8 | PTGX |
Protagonist Therapeutics, Inc
|
1,551,900 | $163,570,260 |
All Filings in ACRS
Export CSV
50 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $8,434,946 | 2,249,319 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $383,625 | 102,300 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $1,749,000 | 466,400 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $3,627,895 | 1,205,281 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $3,426,584 | 1,138,400 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $2,722,086 | 1,432,677 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $1,624,204 | 1,143,806 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $48,960 | 32,000 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $7,803 | 5,100 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $1,716,783 | 1,122,081 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $137,260 | 55,347 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $81,096 | 32,700 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $52,080 | 21,000 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $1,150 | 1,000 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $419,251 | 364,567 | Shares | Defined | 2024-11-14 | |
| 2024-09-30 | $4,025 | 3,500 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $3,630 | 3,300 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $962,736 | 875,216 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $14,520 | 13,200 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $1,153,203 | 930,003 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $46,500 | 37,500 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $19,716 | 15,900 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $5,658,227 | 5,388,789 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $18,165 | 17,300 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $35,175 | 33,500 | Put | Defined | 2024-02-14 | |
| 2023-09-30 | $1,543,305 | 225,300 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $22,997,093 | 3,357,240 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $741,855 | 108,300 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $1,117,886 | 107,800 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $895,968 | 86,400 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $27,097,577 | 2,613,074 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $948,957 | 117,300 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $25,141,810 | 3,107,764 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | $1,100,240 | 136,000 | Put | Defined | 2023-05-15 | |
| 2022-12-31 | $130,725 | 8,300 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $16,931,879 | 1,075,040 | Shares | Defined | 2023-02-14 | |
| 2022-12-31 | $48,825 | 3,100 | Put | Defined | 2023-02-14 | |
| 2022-09-30 | $17,603,882 | 1,118,417 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $13,304,884 | 953,072 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $16,760,727 | 972,200 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $300,978 | 20,700 | Call | Defined | 2022-02-14 | |
| 2021-12-31 | $14,711,164 | 1,011,772 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $19,145,106 | 1,063,617 | Shares | Defined | 2021-11-15 | |
| 2021-09-30 | $385,200 | 21,400 | Call | Defined | 2021-11-15 | |
| 2021-09-30 | $412,200 | 22,900 | Put | Defined | 2021-11-15 | |
| 2021-06-30 | $21,553,020 | 1,227,393 | Shares | Defined | 2021-08-16 | |
| 2021-06-30 | $182,624 | 10,400 | Put | Defined | 2021-08-16 | |
| 2021-06-30 | $751,568 | 42,800 | Call | Defined | 2021-08-16 | |
| 2021-03-31 | $33,449,194 | 1,327,349 | Shares | Defined | 2021-05-21 | |
| 2021-03-31 | $806,400 | 32,000 | Put | Defined | 2021-05-21 | |
| No filing history on record for this holder in this stock. | ||||||