Position in ABSI
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$1,213,269
-$5,570,020 QoQ
Shares Held
404,423
-79.2% QoQ
Ownership
0.259%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2021
19 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in ABSI Over Time
Shares Held
Position Value (USD)
Derivatives in ABSI
reported options exposure · as of Mar 31, 2026CallValue
$504,600
CallShares
168,200
PutValue
$80,400
PutShares
26,800
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 $5,780,363,972 across 373 Biotechnology names. ABSI ranks #221 (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 | TERN |
Terns Pharmaceuticals, Inc.
|
3,218,810 | $169,695,662 | |
| 8 | PTGX |
Protagonist Therapeutics, Inc
|
1,551,900 | $163,570,260 |
All Filings in ABSI
Export CSV
49 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $80,400 | 26,800 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $504,600 | 168,200 | Call | Defined | 2026-05-15 | |
| 2026-03-31 | $1,213,269 | 404,423 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $102,257 | 29,300 | Put | Defined | 2026-02-17 | |
| 2025-12-31 | $6,783,289 | 1,943,636 | Shares | Defined | 2026-02-17 | |
| 2025-12-31 | $964,636 | 276,400 | Call | Defined | 2026-02-17 | |
| 2025-09-30 | $365,712 | 120,300 | Put | Defined | 2025-11-14 | |
| 2025-09-30 | $252,016 | 82,900 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $501,876 | 165,091 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $176,816 | 68,800 | Call | Defined | 2025-08-14 | |
| 2025-06-30 | $652,523 | 253,900 | Put | Defined | 2025-08-14 | |
| 2025-03-31 | $564,499 | 224,900 | Put | Defined | 2025-05-15 | |
| 2025-03-31 | $268,068 | 106,800 | Call | Defined | 2025-05-15 | |
| 2025-03-31 | $2,393,482 | 953,579 | Shares | Defined | 2025-05-15 | |
| 2024-12-31 | $193,356 | 73,800 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $1,014,021 | 387,031 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $321,212 | 122,600 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $208,190 | 54,500 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $254,412 | 66,600 | Call | Defined | 2024-11-14 | |
| 2024-06-30 | $257,796 | 83,700 | Put | Defined | 2024-08-14 | |
| 2024-06-30 | $2,608,223 | 846,826 | Shares | Defined | 2024-08-14 | |
| 2024-06-30 | $63,448 | 20,600 | Call | Defined | 2024-08-14 | |
| 2024-03-31 | $2,274,640 | 400,465 | Shares | Defined | 2024-05-15 | |
| 2024-03-31 | $159,040 | 28,000 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $514,608 | 90,600 | Put | Defined | 2024-05-15 | |
| 2023-12-31 | $31,080 | 7,400 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $83,307 | 19,835 | Shares | Defined | 2024-02-14 | |
| 2023-12-31 | $271,320 | 64,600 | Call | Defined | 2024-02-14 | |
| 2023-09-30 | $19,008 | 14,400 | Put | Defined | 2023-11-14 | |
| 2023-09-30 | $7,128 | 5,400 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $113,527 | 86,006 | Shares | Defined | 2023-11-14 | |
| 2023-06-30 | $106,684 | 70,187 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $44,536 | 29,300 | Put | Defined | 2023-08-14 | |
| 2023-06-30 | $29,944 | 19,700 | Call | Defined | 2023-08-14 | |
| 2023-03-31 | $88,200 | 50,400 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | $43,050 | 24,600 | Call | Defined | 2023-05-15 | |
| 2023-03-31 | $56,536 | 32,307 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $13,650 | 6,500 | Call | Defined | 2023-02-14 | |
| 2022-12-31 | $51,240 | 24,400 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $255,357 | 121,599 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $90,293 | 28,848 | Shares | Defined | 2022-11-14 | |
| 2022-09-30 | $178,410 | 57,000 | Put | Defined | 2022-11-14 | |
| 2022-09-30 | $88,892 | 28,400 | Call | Defined | 2022-11-14 | |
| 2022-06-30 | $129,812 | 39,100 | Put | Defined | 2022-08-15 | |
| 2022-06-30 | $232,628 | 70,069 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $269,760 | 32,000 | Put | Defined | 2022-05-16 | |
| 2022-03-31 | $1,805,158 | 214,135 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $552,015 | 67,319 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $1,930,731 | 166,013 | Shares | Defined | 2021-11-15 | |
| No filing history on record for this holder in this stock. | ||||||