Aytu Biopharma, Inc
AYTU- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001385818
No open-market purchases or sales by Aytu Biopharma, Inc insiders were filed in the last 90 days; 38 institutions reported holding it in 13F filings for Q2 2026, worth $8.25M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Aytu 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
- 39
- +6 vs. Q3 2025
- Shares held
- 3.77M
- +191.1K (+5.3%) vs. Q3 2025
- Total value
- $9.81M
- +$3.07M (+45.7%) vs. Q3 2025
- New holders
- 9
- 9 more added
- Sold out
- 3
- 6 more reduced
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting AYTU 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 | 38 | $8.25M |
| Q1 2026 | 37 | $10.7M |
| Q4 2025 | 39 | $9.81M |
| Q3 2025 | 33 | $6.73M |
| Q2 2025 | 32 | $7.45M |
| Q1 2025 | 31 | $2.49M |
| Q4 2024 | 29 | $3.19M |
| Q3 2024 | 24 | $4.81M |
| Q2 2024 | 27 | $5.99M |
| Q1 2024 | 27 | $5.46M |
| Q4 2023 | 22 | $5.02M |
| Q3 2023 | 22 | $4.65M |
| Q2 2023 | 21 | $2.73M |
| Q1 2023 | 21 | $1.21M |
| Q4 2022 | 42 | $1.52M |
| Q3 2022 | 53 | $1.64M |
| Q2 2022 | 41 | $2.50M |
| Q1 2022 | 44 | $6.02M |
| Q4 2021 | 46 | $5.10M |
| Q3 2021 | 49 | $12.2M |
| Q2 2021 | 61 | $26.0M |
| Q1 2021 | 72 | $48.4M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Aytu Biopharma, Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| TSFG, LLC | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 25 | $0 | 0.00% | +25 | New |
| Jones Financial Companies LLLP | 1 | $3 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1 | $3 | 0.00% | 00.0% | Unchanged |
| Vision Financial Markets LLC | 2 | $6 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 11 | $29 | 0.00% | −51−82.3% | Reduced |
| GWM Advisors LLC | 21 | $55 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 23 | $60 | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 37 | $96 | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 83 | $216 | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 85 | $221 | 0.00% | +11+14.9% | Added |
| Morgan Stanley | 125 | $325 | 0.00% | −161−56.3% | Reduced |
| Wells Fargo & Company | 127 | $330 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 460 | $1.20K | 0.00% | +5+1.1% | Added |
| Tower Research Capital LLC (TRC) | 1,713 | $4.45K | 0.00% | −2,610−60.4% | Reduced |
| UBS Group AG | 3,049 | $7.93K | 0.00% | −86−2.7% | Reduced |
| MAI Capital Management | 3,575 | $9.29K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 10,237 | $26.0K | 0.00% | 00.0% | Unchanged |
| Daytona Street Capital LLC | 10,000 | $26.0K | 0.02% | +10,000 | New |
| Citadel Advisors LLC | 15,551 | $40.4K | 0.00% | +15,551 | New |
| Northern Trust Corp | 19,169 | $49.8K | 0.00% | +19,169 | New |
| Perritt Capital Management Inc | 20,000 | $52.0K | 0.09% | +20,000 | New |
| Sentinus, LLC | 20,000 | $52.0K | 0.00% | +20,000 | New |
| BlackRock, Inc. | 22,793 | $59.3K | 0.00% | 00.0% | Unchanged |
| Bellevue Asset Management, LLC | 25,013 | $65.0K | 0.03% | +25,013 | New |
| XTX Topco Ltd | 25,860 | $67.2K | 0.00% | +25,860 | New |
| DRW Securities, LLC | 29,368 | $76.4K | 0.01% | +29,368 | New |
| FNY Investment Advisers, LLC | 31,600 | $82.0K | 0.02% | +31,470+24,207.7% | Added |
| Dimensional Fund Advisors LP | 35,363 | $91.9K | 0.00% | +4,399+14.2% | Added |
| Two Sigma Advisers, LP | 42,500 | $110.5K | 0.00% | +2,700+6.8% | Added |
| Geode Capital Management, LLC | 74,097 | $192.7K | 0.00% | +3,091+4.4% | Added |
| Persistent Asset Partners Ltd | 79,415 | $206.5K | 0.10% | +16,963+27.2% | Added |
| Renaissance Technologies LLC | 89,623 | $233.0K | 0.00% | −5,500−5.8% | Reduced |
| Two Sigma Investments, LP | 107,133 | $278.5K | 0.00% | +38,397+55.9% | Added |
| Vanguard Group Inc | 278,583 | $724.3K | 0.00% | 00.0% | Unchanged |
| Diadema Partners LP | 305,788 | $795.0K | 0.47% | +33,118+12.1% | Added |
| AWM Investment Company, Inc. | 619,574 | $1.61M | 0.16% | 00.0% | Unchanged |
| Stonepine Capital Management, LLC | 813,704 | $2.12M | 1.67% | −78,151−8.8% | Reduced |
| Nantahala Capital Management, LLC | 1,086,812 | $2.83M | 0.17% | 00.0% | Unchanged |
| Jaffetilchin Investment Partners, LLC | 0 | $0 | 0.00% | −17,437−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −1−100.0% | Sold out |