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, Q3 2025
Institutional positions in Aytu Biopharma, Inc as of Sep 30, 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
- 33
- +2 vs. Q2 2025
- Shares held
- 3.58M
- +164.2K (+4.8%) vs. Q2 2025
- Total value
- $6.73M
- −$715.5K (−9.6%) vs. Q2 2025
- New holders
- 6
- 9 more added
- Sold out
- 4
- 3 more reduced
1 institution that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding Aytu Biopharma, Inc; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Nantahala Capital Management, LLC | 1,086,812 | $2.04M | 0.13% | 00.0% | Unchanged |
| Stonepine Capital Management, LLC | 891,855 | $1.68M | 1.36% | +79,179+9.7% | Added |
| AWM Investment Company, Inc. | 619,574 | $1.16M | 0.11% | −3000.0% | Reduced |
| Vanguard Group Inc | 278,583 | $523.7K | 0.00% | +250,695+898.9% | Added |
| Diadema Partners LP | 272,670 | $512.6K | 0.36% | +272,670 | New |
| Renaissance Technologies LLC | 95,123 | $178.8K | 0.00% | +5,210+5.8% | Added |
| Geode Capital Management, LLC | 71,006 | $133.5K | 0.00% | +17,137+31.8% | Added |
| Two Sigma Investments, LP | 68,736 | $129.2K | 0.00% | +33,701+96.2% | Added |
| Persistent Asset Partners Ltd | 62,452 | $117.4K | 0.09% | +62,452 | New |
| Two Sigma Advisers, LP | 39,800 | $74.8K | 0.00% | +39,800 | New |
| Dimensional Fund Advisors LP | 30,964 | $58.2K | 0.00% | +30,964 | New |
| BlackRock, Inc. | 22,793 | $42.9K | 0.00% | 00.0% | Unchanged |
| Jaffetilchin Investment Partners, LLC | 17,437 | $32.8K | 0.00% | 00.0% | Unchanged |
| Acadian Asset Management LLC | 10,237 | $19.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 4,323 | $8.13K | 0.00% | +1,785+70.3% | Added |
| MAI Capital Management | 3,575 | $6.72K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 3,135 | $5.89K | 0.00% | +88+2.9% | Added |
| Advisor Group Holdings, Inc. | 455 | $803 | 0.00% | +155+51.7% | Added |
| Morgan Stanley | 286 | $538 | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 127 | $239 | 0.00% | 00.0% | Unchanged |
| CIBC Private Wealth Group, LLC | 83 | $156 | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 74 | $139 | 0.00% | +11+17.5% | Added |
| SBI Securities Co., Ltd. | 62 | $117 | 0.00% | −149−70.6% | Reduced |
| Group One Trading, L.P. | 37 | $70 | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 23 | $43 | 0.00% | 00.0% | Unchanged |
| GWM Advisors LLC | 21 | $39 | 0.00% | 00.0% | Unchanged |
| FMR LLC | 5 | $9 | 0.00% | +5 | New |
| Vision Financial Markets LLC | 2 | $4 | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 1 | $2 | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 1 | $2 | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 1 | $2 | 0.00% | +1 | New |
| FNY Investment Advisers, LLC | 130 | $0 | 0.00% | −35,791−99.6% | Reduced |
| TSFG, LLC | 1 | $0 | 0.00% | 00.0% | Unchanged |
| Kanen Wealth Management LLC | 0 | $0 | 0.00% | −573,358−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −19,988−100.0% | Sold out |
| Raymond James Financial Inc | 0 | $0 | 0.00% | −55−100.0% | Sold out |
| Northwestern Mutual Wealth Management Co | 0 | $0 | 0.00% | −1−100.0% | Sold out |
| Moser Wealth Advisors, LLC | – | – | – | – | Not filed |