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Equibles

CITADEL ADVISORS LLC

Position in GTBP — GT Biopharma, Inc.

CIK 1423053 MIAMI, FL
Back to GTBP Full portfolio

Position in GTBP

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$26,995
-$36,402 QoQ
Shares Held
2,647
-18.0% QoQ
Ownership
0.147%
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, 2023
CallValue
$3,574
CallShares
9
PutValue
$549
PutShares
1

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, 2026

CITADEL ADVISORS LLC holds $6,151,065,112 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 GTBP

Export CSV
20 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $26,995 66,165
2025-12-31 $63,397 80,761
2025-09-30 $23,264 39,633
2025-03-31 $43,296 20,138
2023-12-31 $14,740 57,807
2023-03-31 $549 1,000
2023-03-31 $20,450 37,182
2023-03-31 $3,574 6,500
2022-06-30 $63,387 21,200
2022-06-30 $182,320 60,977
2022-03-31 $135,394 47,012
2022-03-31 $74,303 25,800
2022-03-31 $44,639 15,500
2021-12-31 $153,414 50,300
2021-12-31 $34,898 11,442
2021-12-31 $54,289 17,800
2021-09-30 $95,134 14,115
2021-09-30 $432,707 64,200
2021-09-30 $152,997 22,700
2021-06-30 $7,905,898 510,058