Eton Pharmaceuticals Inc Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| OPALEYE MANAGEMENT INC. | 05/15/2026 | 2.86 M | $70.58 M | 0.00% | 10.63% |
| ECOR1 CAPITAL, LLC | 05/15/2026 | 2.17 M | $53.60 M | 6.96% | 8.07% |
| BLACKROCK, INC. | 05/13/2026 | 1.72 M | $42.38 M | -1.24% | 6.38% |
| NANTAHALA CAPITAL MANAGEMENT, LLC | 05/15/2026 | 1.18 M | $29.02 M | 0.00% | 4.37% |
| 05/15/2026 | 994.09 K | $24.53 M | 100.00% | 3.69% | |
| GEODE CAPITAL MANAGEMENT, LLC | 05/15/2026 | 577.67 K | $14.26 M | 2.23% | 2.15% |
| STATE STREET CORP | 05/15/2026 | 530.22 K | $13.09 M | 5.64% | 1.97% |
| 05/15/2026 | 492.11 K | $12.15 M | 0.00% | 1.83% | |
| MORGAN STANLEY | 05/15/2026 | 477.96 K | $11.80 M | -3.23% | 1.78% |
| WESTSIDE INVESTMENT MANAGEMENT, INC. | 05/04/2026 | 467.92 K | $11.55 M | -0.64% | 1.74% |
| OBERWEIS ASSET MANAGEMENT INC/ | 05/15/2026 | 439.30 K | $10.84 M | 1.85% | 1.63% |
| THOMPSON SIEGEL & WALMSLEY LLC | 05/11/2026 | 406.09 K | $10.02 M | -0.60% | 1.51% |
| 05/14/2026 | 364.95 K | $9.01 M | 100.00% | 1.36% | |
| CANNELL CAPITAL LLC | 05/15/2026 | 341.99 K | $8.44 M | 57.66% | 1.27% |
| BNP PARIBAS ARBITRAGE, SNC | 05/12/2026 | 302.11 K | $7.46 M | 8.88% | 1.12% |
| NORTHERN TRUST CORP | 05/14/2026 | 237.83 K | $5.87 M | 2.58% | 0.88% |
| GOLDMAN SACHS GROUP INC | 05/15/2026 | 217.45 K | $5.37 M | 10.79% | 0.81% |
| PRELUDE CAPITAL MANAGEMENT, LLC | 05/15/2026 | 188.80 K | $4.66 M | 316.55% | 0.70% |
| ARISTIDES CAPITAL LLC | 05/14/2026 | 186.04 K | $4.59 M | 15.24% | 0.69% |
| PANORAMIC CAPITAL, LLC | 05/15/2026 | 185.00 K | $4.57 M | 100.00% | 0.69% |
| LUMBARD & KELLNER, LLC | 05/15/2026 | 175.91 K | $4.34 M | 0.55% | 0.65% |
| WOODLINE PARTNERS LP | 05/15/2026 | 170.70 K | $4.21 M | 78.77% | 0.63% |
| JPMORGAN CHASE & CO | 05/13/2026 | 169.88 K | $3.84 M | -8.39% | 0.63% |
| UBS GROUP AG | 05/05/2026 | 168.96 K | $4.17 M | 33.38% | 0.63% |
| SOLEUS CAPITAL MANAGEMENT, L.P. | 05/14/2026 | 166.38 K | $4.11 M | 100.00% | 0.62% |
| VANGUARD FIDUCIARY TRUST CO | 05/08/2026 | 164.72 K | $4.07 M | 100.00% | 0.61% |
| RENAISSANCE TECHNOLOGIES LLC | 05/14/2026 | 163.32 K | $4.03 M | -20.60% | 0.61% |
| DIAMETRIC CAPITAL, LP | 05/15/2026 | 156.93 K | $3.87 M | -18.76% | 0.58% |
| 05/08/2026 | 151.75 K | $3.75 M | 100.00% | 0.56% | |
| BANK OF AMERICA CORP /DE/ | 05/18/2026 | 144.37 K | $3.56 M | 37.76% | 0.54% |
| BANK OF NEW YORK MELLON CORP | 05/05/2026 | 111.26 K | $2.75 M | -12.88% | 0.41% |
| CITADEL ADVISORS LLC | 05/15/2026 | 107.82 K | $2.66 M | 45.41% | 0.40% |
| TWO SIGMA INVESTMENTS, LP | 05/15/2026 | 106.39 K | $2.63 M | 38.89% | 0.40% |
| JANE STREET GROUP, LLC | 05/12/2026 | 95.42 K | $2.35 M | 64.36% | 0.35% |
| MARSHALL WACE, LLP | 05/15/2026 | 82.72 K | $2.04 M | 100.00% | 0.31% |
| WALLEYE CAPITAL LLC | 05/13/2026 | 81.96 K | $2.02 M | 100.00% | 0.30% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 79.60 K | $1.96 M | 27.56% | 0.30% |
| WELLINGTON MANAGEMENT GROUP LLP | 05/15/2026 | 70.12 K | $1.73 M | -13.64% | 0.26% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 05/15/2026 | 68.80 K | $1.70 M | -10.90% | 0.26% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 66.10 K | $1.63 M | 100.00% | 0.25% |
| SEI INVESTMENTS CO | 05/13/2026 | 58.03 K | $1.43 M | 100.00% | 0.22% |
| NUVEEN, LLC | 04/30/2026 | 57.95 K | $1.43 M | -1.64% | 0.22% |
| BOOTHBAY FUND MANAGEMENT, LLC | 05/15/2026 | 55.61 K | $1.37 M | 100.00% | 0.21% |
| XTX TOPCO LTD | 05/15/2026 | 51.77 K | $1.28 M | 59.17% | 0.19% |
| BARCLAYS PLC | 05/15/2026 | 49.37 K | $1.22 M | -4.03% | 0.18% |
| EAM INVESTORS, LLC | 05/13/2026 | 48.62 K | $1.20 M | 100.00% | 0.18% |
| CONNOR, CLARK & LUNN INVESTMENT MANAGEMENT LTD. | 05/11/2026 | 42.69 K | $1.05 M | -44.25% | 0.16% |
| ANCHOR CAPITAL ADVISORS LLC | 05/12/2026 | 40.86 K | $1.01 M | 0.47% | 0.15% |
| MANATUCK HILL PARTNERS, LLC | 05/15/2026 | 40.00 K | $987.20 K | 100.00% | 0.15% |
| NUMERAI GP LLC | 05/15/2026 | 37.36 K | $921.95 K | 100.00% | 0.14% |
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Eton Pharmaceuticals Inc institutional Ownership - FAQ's
During the previous two years, 132 institutional investors and hedge funds held shares of Eton Pharmaceuticals Inc. The most heavily invested institutionals were:
Opaleye Management Inc.: 2.86 M
EcoR1 Capital, LLC: 2.17 M
BlackRock, Inc.: 1.72 M
Nantahala Capital Management, LLC: 1.18 M
GEODE CAPITAL MANAGEMENT, LLC: 577,666
STATE STREET CORP: 530,215
66.09% of Eton Pharmaceuticals Inc stock is owned by institutional investors.
Institutional investors have bought a total of 17.43 M shares in the last 24 months. This purchase volume represents approximately $291.13 M in transactions.