GT Biopharma, Inc.
GTBP- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0000109657
No open-market purchases or sales by GT Biopharma, Inc. insiders were filed in the last 90 days; 59 institutions reported holding it in 13F filings for Q2 2026, worth $1.02M in total; no superinvestor holds it.
13F holders, Q1 2021
Institutional positions in GT Biopharma, Inc. as of Mar 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 21
- No complete 13F data for Q4 2020
- Shares held
- 581.6K
- No complete 13F data for Q4 2020
- Total value
- $3.98M
- No complete 13F data for Q4 2020
Holders and value by quarter
Institutions reporting GTBP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 59 | $1.02M |
| Q1 2026 | 42 | $656.7K |
| Q4 2025 | 38 | $373.7K |
| Q3 2025 | 21 | $222.2K |
| Q2 2025 | 21 | $711.3K |
| Q1 2025 | 20 | $220.5K |
| Q4 2024 | 19 | $279.1K |
| Q3 2024 | 16 | $203.8K |
| Q2 2024 | 17 | $296.8K |
| Q1 2024 | 17 | $348.6K |
| Q4 2023 | 34 | $893.1K |
| Q3 2023 | 33 | $849.9K |
| Q2 2023 | 37 | $1.11M |
| Q1 2023 | 36 | $3.05M |
| Q4 2022 | 36 | $5.62M |
| Q3 2022 | 35 | $4.36M |
| Q2 2022 | 48 | $9.28M |
| Q1 2022 | 58 | $12.9M |
| Q4 2021 | 55 | $16.7M |
| Q3 2021 | 54 | $32.1M |
| Q2 2021 | 50 | $69.9M |
| Q1 2021 | 21 | $3.98M |
Institutions, Q1 2021
Shares, value and share of portfolio for each institution holding GT Biopharma, Inc..
Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Harbour Investments, Inc. | 17 | $0 | 0.00% | – | – |
| Tradewinds Capital Management, LLC | 26 | $0 | 0.00% | – | – |
| Retirement Group, LLC | 44 | $0 | 0.00% | – | – |
| American Portfolios Advisors | 14 | $96 | 0.00% | – | – |
| Steward Partners Investment Advisory, LLC | 29 | $198 | 0.00% | – | – |
| Wells Fargo & Company | 119 | $1.00K | 0.00% | – | – |
| Coastal Capital Group, Inc. | 549 | $4.00K | 0.00% | – | – |
| Tower Research Capital LLC (TRC) | 1,350 | $9.00K | 0.00% | – | – |
| Advisor Group Holdings, Inc. | 1,413 | $10.0K | 0.00% | – | – |
| Rockefeller Capital Management L.P. | 2,000 | $13.0K | 0.00% | – | – |
| Morgan Stanley | 2,608 | $18.0K | 0.00% | – | – |
| UBS Group AG | 3,918 | $27.0K | 0.00% | – | – |
| Squarepoint Ops LLC | 16,543 | $113.0K | 0.00% | – | – |
| Conway Capital Management, Inc. | 19,000 | $130.0K | 0.10% | – | – |
| Virtu Financial LLC | 22,741 | $156.0K | 0.01% | – | – |
| Royal Bank of Canada | 24,542 | $167.0K | 0.00% | – | – |
| Davy Global Fund Management Ltd | 26,321 | $180.0K | 0.03% | – | – |
| Millennium Management LLC | 27,895 | $191.0K | 0.00% | – | – |
| Northern Trust Corp | 34,387 | $235.0K | 0.00% | – | – |
| Geode Capital Management, LLC | 130,388 | $891.0K | 0.00% | – | – |
| Vanguard Group Inc | 267,664 | $1.83M | 0.00% | – | – |