Aytu BiopharmaAYTU
13F holders, Q3 2025 (September 30)33holders +1
6new positions
4sold out
1famous investor
$1.88avg. 13F price*
At the end of Q3 2025, 33 institutions reported holding Aytu Biopharma Inc. (AYTU) in their 13F filings, up 1 from Q2 2025. 6 opened new positions and 4 sold out. The largest holders were Nantahala Capital Management, LLC ($2.0M), Stonepine Capital Management, LLC ($1.7M) and AWM Investment Company, Inc. ($1.2M). One famous investor held it Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Aytu Biopharma Inc.
- CUSIP
- 054754858
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2025 → Q3 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 6 | $763K |
| Exits | 4 | $1.3M |
All 13F filers, Q2 2025 → Q3 2025: 793,853 shares bought and 629,642 shares sold, net +164,211 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 33 holders
| Nantahala Capital Management, LLC | 0.13% | No change | 1,086,812 | $2.0M |
| Stonepine Capital Management, LLC | 1.36% | Add +9.7% | 891,855 | $1.7M |
| AWM Investment Company, Inc. | 0.11% | Reduce -0.1% | 619,574 | $1.2M |
| Vanguard Group Inc. | 0.00% | Add +898.9% | 278,583 | $524K |
| Diadema Partners LP | 0.36% | New | 272,670 | $513K |
| Renaissance Technologies | 0.00% | Add +5.8% | 95,123 | $179K |
| Geode Capital Management, LLC | 0.00% | Add +31.8% | 71,006 | $134K |
| Two Sigma Investments, LP | 0.00% | Add +96.2% | 68,736 | $129K |
| Persistent Asset Partners Ltd | 0.09% | New | 62,452 | $117K |
| Two Sigma Advisers, LP | 0.00% | New | 39,800 | $75K |
| Dimensional Fund Advisors LP | 0.00% | New | 30,964 | $58K |
| BlackRock, Inc. | 0.00% | No change | 22,793 | $43K |
| Jaffetilchin Investment Partners, LLC | 0.00% | No change | 17,437 | $33K |
| Acadian Asset Management LLC | 0.00% | No change | 10,237 | $19K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +70.3% | 4,323 | $8K |
| MAI Capital Management | 0.00% | No change | 3,575 | $7K |
| UBS Group AG | 0.00% | Add +2.9% | 3,135 | $6K |
| Osaic Holdings, Inc. | 0.00% | Add +51.7% | 455 | $803 |
| Morgan Stanley | 0.00% | No change | 286 | $538 |
| Wells Fargo & Company | 0.00% | No change | 127 | $239 |
| CIBC Private Wealth Group LLC | 0.00% | No change | 83 | $156 |
| Bank of America Corp. | 0.00% | Add +17.5% | 74 | $139 |
| SBI Securities Co., Ltd. | 0.00% | Reduce -70.6% | 62 | $117 |
| Group One Trading LLC | 0.00% | No change | 37 | $70 |
| BNP Paribas Financial Markets | 0.00% | No change | 23 | $43 |
| NewEdge Advisors, LLC | 0.00% | No change | 21 | $39 |
| FMR LLC | 0.00% | New | 5 | $9 |
| Vision Financial Markets LLC | 0.00% | No change | 2 | $4 |
| Barclays PLC | 0.00% | No change | 1 | $2 |
| Jones Financial Companies LLLP | 0.00% | No change | 1 | $2 |
| Citigroup Inc. | 0.00% | New | 1 | $2 |
| FNY Investment Advisers, LLC | 0.00% | Reduce -99.6% | 130 | $0 |
| Tsfg, LLC | 0.00% | No change | 1 | $0 |
"% of holder's portfolio" is AYTU's weight in each manager's 13F, not the share of Aytu Biopharma Inc. the manager owns.