Position in PTN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$193,205
+$193,205 QoQ
Shares Held
11,091
Ownership
0.623%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
17 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in PTN Over Time
Shares Held
Position Value (USD)
Derivatives in PTN
reported options exposure · as of Mar 31, 2025CallValue
$13,166
CallShares
454
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 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 PTN
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $193,205 | 11,091 | Shares | Defined | 2026-05-15 | |
| 2025-03-31 | $13,166 | 22,700 | Call | Defined | 2025-05-15 | |
| 2024-12-31 | $555 | 500 | Put | Defined | 2025-02-14 | |
| 2024-12-31 | $120,227 | 108,313 | Shares | Defined | 2025-02-14 | |
| 2024-12-31 | $222 | 200 | Call | Defined | 2025-02-14 | |
| 2024-09-30 | $10,235 | 11,500 | Call | Defined | 2024-11-14 | |
| 2024-09-30 | $1,869 | 2,100 | Put | Defined | 2024-11-14 | |
| 2024-09-30 | $133,627 | 150,143 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $27,690 | 14,200 | Call | Defined | 2024-08-14 | |
| 2024-06-30 | $10,920 | 5,600 | Put | Defined | 2024-08-14 | |
| 2024-03-31 | $26,928 | 14,400 | Put | Defined | 2024-05-15 | |
| 2024-03-31 | $10,098 | 5,400 | Call | Defined | 2024-05-15 | |
| 2024-03-31 | $9 | 5 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $12,338 | 3,100 | Put | Defined | 2024-02-14 | |
| 2023-12-31 | $83,580 | 21,000 | Call | Defined | 2024-02-14 | |
| 2023-12-31 | $2,738 | 688 | Shares | Defined | 2024-02-14 | |
| 2023-09-30 | $16,285 | 10,785 | Shares | Defined | 2023-11-14 | |
| 2023-09-30 | $13,439 | 8,900 | Call | Defined | 2023-11-14 | |
| 2023-09-30 | $1,057 | 700 | Put | Defined | 2023-11-14 | |
| 2023-06-30 | $34,588 | 16,471 | Shares | Defined | 2023-08-14 | |
| 2023-06-30 | $8,610 | 4,100 | Call | Defined | 2023-08-14 | |
| 2023-06-30 | $2,100 | 1,000 | Put | Defined | 2023-08-14 | |
| 2022-12-31 | $256 | 100 | Put | Defined | 2023-02-14 | |
| 2022-12-31 | $31,232 | 12,200 | Call | Defined | 2023-02-14 | |
| 2022-03-31 | $31,019 | 67,436 | Shares | Defined | 2022-05-16 | |
| 2021-09-30 | $46,550 | 105,797 | Shares | Defined | 2021-11-15 | |
| 2021-06-30 | $66,835 | 109,567 | Shares | Defined | 2021-08-16 | |
| 2020-12-31 | $21,145 | 31,096 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $46,177 | 98,249 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $158,240 | 310,275 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $201,989 | 480,927 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||