Aytu Biopharma
AYTU · NASDAQ
$2.01+$0.05 (+2.55%)TodayMarket closed ·
Prev close $1.96
Who owns AYTU
Largest institutional holders, from their latest 13F filings
The 10 largest institutions hold 37.4% of AYTU’s shares.
- Nantahala Capital Management, LLC10.1%
- Stonepine Capital Management, LLC8.5%
- AWM Investment Company, Inc.5.8%
- Lytton (Laurence W)3.2%
- Next 6 largest institutions9.9%
- All other shareholders62.6%
| Holder | Shares | % of shares |
|---|---|---|
| Nantahala Capital Management, LLC | 1.09M | 10.13% |
| Stonepine Capital Management, LLC | 912.92K | 8.51% |
| AWM Investment Company, Inc. | 619.57K | 5.77% |
| Lytton (Laurence W) | 338.34K | 3.15% |
| Vanguard Capital Management, LLC | 261.15K | 2.43% |
| Disbrow (Joshua R.) | 237.20K | 2.21% |
| Crown Advisors Management, Inc. | 200.00K | 1.86% |
| Diadema Partners LP | 148.55K | 1.38% |
| Two Sigma Investments, LP | 105.33K | 0.98% |
| Renaissance Technologies LLC | 104.82K | 0.98% |
Largest mutual fund holders
| Holder | Shares | % of shares |
|---|---|---|
| Vanguard Total Stock Market Index Fund | 169.00K | 1.58% |
| Vanguard Extended Market Index Fund | 92.15K | 0.86% |
| Fidelity Extended Market Index Fund | 48.91K | 0.46% |
| Perritt MicroCap Opportunitites Fund | 20.00K | 0.19% |
| Fidelity Series Total Market Index Fund | 14.10K | 0.13% |
Insider trades
Form 4 filings by officers, directors and large holders
Insiders made no open-market buys or sales of AYTU in the last 6 months.
| Insider | Type | Shares | Value |
|---|---|---|---|
| Disbrow Joshua R. | Award | 30.00K | — |
| PYSZCZYMUKA GREG | Award | 20.00K | — |
| Disbrow Jarrett | Award | 15.00K | — |
| Selhorn Ryan J | Award | 25.00K | — |
| JAIN ABHINAV | Award | 10.00K | — |
| DOCKERY CARL | Award | 10.00K | — |
| Donofrio John Jr. | Award | 10.00K | — |
| LIU VIVIAN H | Award | 10.00K | — |
Short interest
Settled Sep 30, 2026
- Shares short
- 345.23K
- Days to cover
- 4.74
- % of shares outstanding
- 3.22%
- Average daily volume
- 72.78K
- Change since last report
- +10.8%
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