GT Biopharma, Inc. - Common Stock (GTBP)

Historical Holders from Q4 2023 to Q3 2025

Symbol
GTBP on Nasdaq
CUSIP
36254L308
Type / Class
Equity / Common Stock
Shares outstanding
3.15M
All holders as of September 30, 2025
Q3 2025
Total 13F shares, excl. options
374K
Holdings value
$222K
% of all portfolios
0%
Grand Portfolio weight change
+0%
Number of holders
20
Number of buys
7
Number of sells
-7
Average Value change %
+0%
Average buys %
+0%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of GT Biopharma, Inc. - Common Stock (GTBP)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Five Narrow Lane LP 9.99% $568K 253K Five Narrow Lane LP May 13, 2025
CYTOVANCE BIOLOGICS INC 9.8% $492K 219K CYTOVANCE BIOLOGICS INC Sep 30, 2024
BRISTOL INVESTMENT FUND LTD 2.37% $171K 74.5K Bristol Investment Fund, Ltd. May 29, 2025

Institutional Holders of GT Biopharma, Inc. - Common Stock (GTBP)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 374K $222K +$22.2K $0.59 20
2025 Q2 199K $711K +$381K $3.58 21
2025 Q1 99.7K $220K -$29M $2.15 20
2024 Q4 1.24M $29.3M -$3.84K $3.05 18
2024 Q3 1.25M $35.3M +$5.34M $2.31 15
2024 Q2 1.08M $38.1M +$37.9M $2.83 16
2024 Q1 277 $1.23K +$10.00 $4.40 3
2023 Q4 208 $53.00 +$53.00 $0.26 2