TWO SIGMA SECURITIES, LLC
Broker-DealerPosition in GTBP — GT Biopharma, Inc.
CIK 1450144
NEW YORK, NY
Position in GTBP
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$12,972
+$3,133 QoQ
Shares Held
31,796
+153.7% QoQ
Ownership
0.088%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2023
5 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in GTBP Over Time
Shares Held
Position Value (USD)
Position in Biotechnology
Healthcare · as of Mar 31, 2026TWO SIGMA SECURITIES, LLC holds $9,856,561 across 97 Biotechnology names. GTBP ranks #76 (0.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | BMRN |
Biomarin Pharmaceutical Inc
|
22,096 | $1,248,203 | |
| 2 | INCY |
Incyte Corp
|
11,772 | $1,107,980 | |
| 3 | REGN |
Regeneron Pharmaceuticals, Inc.
|
1,135 | $876,946 | |
| 4 | ABVX |
Abivax S.A.
|
3,936 | $438,273 | |
| 5 | SYRE |
Spyre Therapeutics, Inc.
|
6,851 | $345,564 | |
| 6 | TGTX |
Tg Therapeutics, Inc.
|
9,885 | $328,379 | |
| 7 | INSM |
INSMED Inc
|
1,913 | $312,813 | |
| 8 | SNDX |
Syndax Pharmaceuticals Inc
|
13,009 | $303,890 |
All Filings in GTBP
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $12,972 | 31,796 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $9,839 | 12,534 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $10,017 | 17,065 | Shares | Sole | 2025-11-14 | |
| 2023-12-31 | — | 37,180 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | — | 30,959 | Shares | Sole | 2023-11-14 | |
| No filing history on record for this holder in this stock. | ||||||