Position in OTLK
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$0
+$0 QoQ
Shares Held
0
Ownership
0.000%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2020
18 quarters on record
Common Shares in OTLK Over Time
Shares Held
Position Value (USD)
Derivatives in OTLK
reported options exposure · as of Jun 30, 2026CallValue
$265,689
CallShares
167,100
PutValue
$360,294
PutShares
226,600
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 Jun 30, 2026CITADEL ADVISORS LLC holds $6,088,670,159 across 436 Biotechnology names.
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ONC |
BeOne Medicines Ltd.
|
1,425,517 | $406,229,578 | |
| 2 | BBIO |
BridgeBio Pharma, Inc.
|
3,760,028 | $280,046,885 | |
| 3 | INSM |
INSMED Inc
|
2,556,973 | $272,624,460 | |
| 4 | MDGL |
Madrigal Pharmaceuticals, Inc.
|
507,233 | $272,358,759 | |
| 5 | VRTX |
Vertex Pharmaceuticals Inc / Ma
|
510,430 | $253,545,893 | |
| 6 | JAZZ |
Jazz Pharmaceuticals plc
|
1,006,676 | $242,578,715 | |
| 7 | MANE |
Veradermics, Inc
|
1,877,775 | $230,853,658 | |
| 8 | ROIV |
Roivant Sciences Ltd.
|
5,576,261 | $197,343,876 |
All Filings in OTLK
Export CSV
24 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $265,689 | 167,100 | Call | Defined | 2026-08-14 | |
| 2026-06-30 | $360,294 | 226,600 | Put | Defined | 2026-08-14 | |
| 2026-03-31 | $16,644 | 80,800 | Put | Defined | 2026-05-15 | |
| 2026-03-31 | $23,422 | 113,700 | Call | Defined | 2026-05-15 | |
| 2025-12-31 | $191,654 | 121,300 | Call | Defined | 2026-02-17 | |
| 2025-12-31 | $1,450,914 | 918,300 | Put | Defined | 2026-02-17 | |
| 2025-09-30 | $18,232 | 17,200 | Call | Defined | 2025-11-14 | |
| 2025-09-30 | $30,316 | 28,600 | Put | Defined | 2025-11-14 | |
| 2025-03-31 | $47,702 | 39,100 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $63,126 | 33,400 | Call | Defined | 2025-02-14 | |
| 2024-12-31 | $16,427 | 8,692 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $945 | 500 | Put | Defined | 2025-02-14 | |
| 2024-09-30 | $397,296 | 74,400 | Call | Defined | 2024-11-14 | |
| 2023-09-30 | $2,986 | 13,517 | Shares | Defined | 2023-11-14 | |
| 2023-03-31 | $98,816 | 90,657 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $44,524 | 41,227 | Shares | Defined | 2023-02-14 | |
| 2022-09-30 | $40,016 | 32,801 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $10,779 | 10,569 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $132,572 | 74,479 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $105,789 | 77,787 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $270,164 | 124,500 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $190,081 | 76,338 | Shares | Defined | 2021-08-16 | |
| 2021-03-31 | $396,814 | 176,362 | Shares | Defined | 2021-05-21 | |
| 2020-12-31 | $113,655 | 87,427 | Shares | Defined | 2021-02-16 | |
| No filing history on record for this holder in this stock. | ||||||