Eton Pharmaceuticals, Inc. · NASDAQ:ETON
Eton Pharmaceuticals, Inc. shareholders
As of Jun 30, 2026, 161 institutions reported holding Eton Pharmaceuticals, Inc., 74.0% of its shares. Largest: Opaleye Management Inc., Nantahala Capital Management, LLC and EcoR1 Capital, LLC. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Eton Pharmaceuticals, Inc. | Change | Filed |
|---|---|---|---|---|
| Opaleye Management Inc. | 2.86M | 10.0% | no change | Aug 14, 2026 |
| Nantahala Capital Management, LLC | 2.35M | 8.2% | +1.18M | Aug 19, 2026 |
| EcoR1 Capital, LLC | 2.17M | 7.6% | no change | Aug 14, 2026 |
| BlackRock | 1.9M | 6.6% | +179K | Aug 7, 2026 |
| Vanguard | 1.35M | 4.7% | +34,322 | Aug 13, 2026 |
| Morgan Stanley | 768K | 2.7% | +290K | Aug 13, 2026 |
| State Street | 702K | 2.5% | +172K | Aug 7, 2026 |
| Geode Capital | 652K | 2.3% | +74,637 | Aug 12, 2026 |
| Oberweis Asset Management Inc/ | 502K | 1.8% | +62,300 | Aug 14, 2026 |
| National Philanthropic Trust | 492K | 1.7% | no change | Aug 14, 2026 |