Who Owns AYTU BIOPHARMA INC (AYTU)? -- Institutional Holders (2026-06-30)
39 institutions reported holding $8.2M of AYTU BIOPHARMA INC (AYTU) in SEC 13F filings for 2026-06-30. Largest institutional holders: Nantahala Capital Management, LLC ($2.3M), Stonepine Capital Management, LLC ($2.0M), AWM Investment Company, Inc. ($1.3M), VANGUARD GROUP INC ($662,617), CROWN ADVISORS MANAGEMENT, INC. ($430,000). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | Nantahala Capital Management, LLC | $2.3M | 1.1M | Hold |
| 2 | Stonepine Capital Management, LLC | $2.0M | 912,921 | Added |
| 3 | AWM Investment Company, Inc. | $1.3M | 619,574 | Hold |
| 4 | VANGUARD GROUP INC | $662,617 | 308,194 | Hold |
| 5 | CROWN ADVISORS MANAGEMENT, INC. | $430,000 | 200,000 | Added |
| 6 | DIADEMA PARTNERS LP | $319,374 | 148,546 | Trimmed |
| 7 | TWO SIGMA INVESTMENTS, LP | $226,451 | 105,326 | Trimmed |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $225,369 | 104,823 | Added |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | $201,371 | 93,647 | Added |
| 10 | CITADEL ADVISORS LLC | $106,240 | 49,414 | Added |
| 11 | DIMENSIONAL FUND ADVISORS LP | $97,451 | 45,326 | Added |
| 12 | Persistent Asset Partners Ltd | $81,666 | 37,984 | Trimmed |
| 13 | NORTHERN TRUST CORP | $60,039 | 27,925 | Added |
| 14 | BELLEVUE ASSET MANAGEMENT, LLC | $53,777 | 25,013 | Hold |
| 15 | BlackRock, Inc. | $49,005 | 22,793 | Hold |
| 16 | XTX Topco Ltd | $46,044 | 21,416 | Trimmed |
| 17 | Daytona Street Capital LLC | $22,350 | 10,000 | Hold |
| 18 | ACADIAN ASSET MANAGEMENT LLC | $22,000 | 10,237 | Hold |
| 19 | UBS Group AG | $5,110 | 2,377 | Added |
| 20 | Tower Research Capital LLC (TRC) | $4,799 | 2,232 | Added |
| 21 | Royal Bank of Canada | $1,000 | 378 | Added |
| 22 | OSAIC HOLDINGS, INC. | $991 | 462 | Hold |
| 23 | JPMORGAN CHASE & CO | $337 | 154 | Hold |
| 24 | WELLS FARGO & COMPANY/MN | $273 | 127 | Hold |
| 25 | MORGAN STANLEY | $269 | 125 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30