Position in GTBP
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$26,995
-$36,402 QoQ
Shares Held
66,165
-18.1% QoQ
Ownership
0.183%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
11 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GTBP Over Time
Shares Held
Position Value (USD)
Derivatives in GTBP
reported options exposure · as of Mar 31, 2023CallValue
$0
CallShares
6,500
PutValue
$0
PutShares
1,000
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 $5,531,283,955 across 373 Biotechnology names. GTBP ranks #340 (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 GTBP
Export CSV
20 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $26,995 | 66,165 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $63,397 | 80,761 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $23,264 | 39,633 | Shares | Defined | 2025-11-14 | |
| 2025-03-31 | $43,296 | 20,138 | Shares | Defined | 2025-05-15 | |
| 2023-12-31 | — | 57,807 | Shares | Defined | 2024-02-14 | |
| 2023-03-31 | — | 1,000 | Put | Defined | 2023-05-15 | |
| 2023-03-31 | — | 37,182 | Shares | Defined | 2023-05-15 | |
| 2023-03-31 | — | 6,500 | Call | Defined | 2023-05-15 | |
| 2022-06-30 | — | 21,200 | Call | Defined | 2022-08-15 | |
| 2022-06-30 | — | 60,977 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | — | 47,012 | Shares | Defined | 2022-05-16 | |
| 2022-03-31 | — | 25,800 | Call | Defined | 2022-05-16 | |
| 2022-03-31 | — | 15,500 | Put | Defined | 2022-05-16 | |
| 2021-12-31 | — | 50,300 | Call | Defined | 2022-02-14 | |
| 2021-12-31 | — | 11,442 | Shares | Defined | 2022-02-14 | |
| 2021-12-31 | — | 17,800 | Put | Defined | 2022-02-14 | |
| 2021-09-30 | — | 14,115 | Shares | Defined | 2021-11-15 | |
| 2021-09-30 | — | 64,200 | Call | Defined | 2021-11-15 | |
| 2021-09-30 | — | 22,700 | Put | Defined | 2021-11-15 | |
| 2021-06-30 | — | 510,058 | Shares | Defined | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||