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, Q4 2025
Institutional positions in GT Biopharma, Inc. as of Dec 31, 2025. 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
- 38
- +17 vs. Q3 2025
- Shares held
- 483.0K
- +108.8K (+29.1%) vs. Q3 2025
- Total value
- $373.7K
- +$151.6K (+68.2%) vs. Q3 2025
- New holders
- 22
- 3 more added
- Sold out
- 5
- 8 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
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, Q4 2025
Shares, value and share of portfolio for each institution holding GT Biopharma, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Citadel Advisors LLC | 80,761 | $63.4K | 0.00% | +41,128+103.8% | Added |
| Scientech Research LLC | 54,745 | $43.0K | 0.03% | +54,745 | New |
| SeaCrest Wealth Management, LLC | 50,000 | $36.6K | 0.00% | +50,000 | New |
| Jane Street Group, LLC | 26,016 | $20.4K | 0.00% | +26,016 | New |
| Integrated Wealth Concepts LLC | 20,006 | $15.7K | 0.00% | +20,006 | New |
| Geode Capital Management, LLC | 19,258 | $15.1K | 0.00% | −4,708−19.6% | Reduced |
| Morgan Stanley | 18,599 | $14.6K | 0.00% | +4,584+32.7% | Added |
| Coston, McIsaac & Partners | 17,092 | $13.0K | 0.00% | +17,092 | New |
| Caitlin John, LLC | 16,500 | $13.0K | 0.01% | +16,500 | New |
| Wells Fargo & Company | 16,037 | $12.6K | 0.00% | +6,025+60.2% | Added |
| Am Investment Strategies LLC | 15,000 | $12.0K | 0.00% | +15,000 | New |
| Cerity Partners LLC | 15,000 | $11.8K | 0.00% | +15,000 | New |
| Verdence Capital Advisors LLC | 13,000 | $10.2K | 0.00% | +13,000 | New |
| Two Sigma Securities, LLC | 12,534 | $9.84K | 0.00% | −4,531−26.6% | Reduced |
| Prospera Financial Services Inc | 11,996 | $9.42K | 0.00% | +11,996 | New |
| HRT Financial LP | 11,767 | $9.00K | 0.00% | +11,767 | New |
| Parsons Capital Management Inc | 10,900 | $8.56K | 0.00% | +10,900 | New |
| Bank of Montreal | 10,834 | $8.51K | 0.00% | −81,696−88.3% | Reduced |
| LPL Financial LLC | 10,632 | $8.35K | 0.00% | +10,632 | New |
| Advisory Services Network, LLC | 10,000 | $7.85K | 0.00% | +10,000 | New |
| BlackRock, Inc. | 8,409 | $6.60K | 0.00% | −1,328−13.6% | Reduced |
| HBK Sorce Advisory LLC | 10,000 | $5.39K | 0.00% | +10,000 | New |
| Wolff Wiese Magana LLC | 5,000 | $3.93K | 0.00% | +5,000 | New |
| Newbridge Financial Services Group, Inc. | 3,750 | $2.94K | 0.00% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 3,000 | $2.36K | 0.00% | +3,000 | New |
| Citigroup Inc | 2,781 | $2.18K | 0.00% | +2,781 | New |
| Advisor Group Holdings, Inc. | 2,000 | $1.58K | 0.00% | −3,073−60.6% | Reduced |
| CIBC Private Wealth Group, LLC | 2,000 | $1.57K | 0.00% | +2,000 | New |
| Tower Research Capital LLC (TRC) | 1,701 | $1.34K | 0.00% | −3−0.2% | Reduced |
| Triumph Capital Management | 1,655 | $1.30K | 0.00% | +1,655 | New |
| Spire Wealth Management | 994 | $785 | 0.00% | +994 | New |
| SWAN Capital LLC | 1,000 | $785 | 0.00% | +1,000 | New |
| Bank of America Corp | 24 | $19 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 16 | $13 | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 1 | $1 | 0.00% | −2,625−100.0% | Reduced |
| SBI Securities Co., Ltd. | 1 | $1 | 0.00% | −4−80.0% | Reduced |
| JPMorgan Chase & Co | 1 | $1 | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 1 | $1 | 0.00% | 00.0% | Unchanged |
| DRW Securities, LLC | 0 | $0 | 0.00% | −142,380−100.0% | Sold out |
| Vanguard Group Inc | 0 | $0 | 0.00% | −10,504−100.0% | Sold out |
| Clearstead Advisors, LLC | 0 | $0 | 0.00% | −865−100.0% | Sold out |
| Jones Financial Companies LLLP | 0 | $0 | 0.00% | −300−100.0% | Sold out |
| Blue Bell Private Wealth Management, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |