Eton Pharmaceuticals, Inc.
ETON- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001710340
In the last 90 days, Eton Pharmaceuticals, Inc. insiders filed 0 open-market purchases and 5 sales; 164 institutions reported holding it in 13F filings for Q2 2026, worth $722.6M in total; no superinvestor holds it.
13F holders, Q4 2024
Institutional positions in Eton Pharmaceuticals, Inc. as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 71
- +24 vs. Q3 2024
- Shares held
- 13.6M
- +3.64M (+36.4%) vs. Q3 2024
- Total value
- $181.5M
- +$121.6M (+202.8%) vs. Q3 2024
- New holders
- 27
- 27 more added
- Sold out
- 3
- 11 more reduced
1 institution that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ETON on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 164 | $722.6M |
| Q1 2026 | 116 | $438.6M |
| Q4 2025 | 104 | $277.5M |
| Q3 2025 | 103 | $394.7M |
| Q2 2025 | 87 | $243.3M |
| Q1 2025 | 86 | $189.7M |
| Q4 2024 | 71 | $181.5M |
| Q3 2024 | 48 | $60.0M |
| Q2 2024 | 45 | $28.7M |
| Q1 2024 | 44 | $28.8M |
| Q4 2023 | 56 | $33.5M |
| Q3 2023 | 50 | $28.8M |
| Q2 2023 | 33 | $20.9M |
| Q1 2023 | 35 | $22.5M |
| Q4 2022 | 31 | $18.2M |
| Q3 2022 | 32 | $14.4M |
| Q2 2022 | 29 | $14.6M |
| Q1 2022 | 31 | $27.4M |
| Q4 2021 | 32 | $24.1M |
| Q3 2021 | 37 | $29.5M |
| Q2 2021 | 46 | $48.1M |
| Q1 2021 | 50 | $63.7M |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding Eton Pharmaceuticals, Inc.; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Opaleye Management Inc. | 2,852,070 | $38.0M | 6.65% | +72,070+2.6% | Added |
| EcoR1 Capital, LLC | 1,829,603 | $24.4M | 0.98% | +1,263,528+223.2% | Added |
| Nantahala Capital Management, LLC | 1,118,483 | $14.9M | 1.04% | +119,750+12.0% | Added |
| Vanguard Group Inc | 1,063,707 | $14.2M | 0.00% | +36,019+3.5% | Added |
| Westside Investment Management, Inc. | 575,222 | $7.66M | 1.61% | −43,453−7.0% | Reduced |
| National Philanthropic Trust | 492,112 | $6.55M | 0.09% | 00.0% | Unchanged |
| Mink Brook Asset Management LLC | 455,805 | $6.07M | 5.81% | +455,805 | New |
| Cannell Capital LLC | 381,323 | $5.08M | 1.04% | +381,323 | New |
| BlackRock, Inc. | 317,625 | $4.23M | 0.00% | +32,770+11.5% | Added |
| Parkman Healthcare Partners LLC | 276,890 | $3.69M | 0.49% | +16,664+6.4% | Added |
| Geode Capital Management, LLC | 268,646 | $3.58M | 0.00% | −4,050−1.5% | Reduced |
| Acadian Asset Management LLC | 248,505 | $3.31M | 0.01% | +142,551+134.5% | Added |
| Aristides Capital LLC | 241,587 | $3.22M | 1.01% | +41,587+20.8% | Added |
| Bridgeway Capital Management, LLC | 238,962 | $3.18M | 0.07% | −14,400−5.7% | Reduced |
| Wasatch Advisors Inc | 231,328 | $3.08M | 0.02% | −7,237−3.0% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 214,878 | $2.86M | 0.01% | +149,864+230.5% | Added |
| Paradigm Capital Management Inc | 200,000 | $2.66M | 0.12% | −100,000−33.3% | Reduced |
| Renaissance Technologies LLC | 193,100 | $2.57M | 0.00% | +109,700+131.5% | Added |
| Susquehanna International Group, LLP | 192,326 | $2.56M | 0.00% | +72,979+61.1% | Added |
| Acuitas Investments, LLC | 185,824 | $2.48M | 2.03% | −394,136−68.0% | Reduced |
| Millennium Management LLC | 138,887 | $1.85M | 0.00% | +138,887 | New |
| UBS Group AG | 135,352 | $1.80M | 0.00% | +116,335+611.7% | Added |
| Goldman Sachs Group Inc | 129,879 | $1.73M | 0.00% | +129,879 | New |
| Thompson Siegel & Walmsley LLC | 128,039 | $1.71M | 0.03% | +13,009+11.3% | Added |
| Two Sigma Investments, LP | 112,458 | $1.50M | 0.00% | +112,458 | New |
| State Street Corp | 105,336 | $1.40M | 0.00% | +23,933+29.4% | Added |
| EAM Investors, LLC | 95,019 | $1.27M | 0.18% | −33,257−25.9% | Reduced |
| Qube Research & Technologies Ltd | 94,181 | $1.25M | 0.00% | +61,839+191.2% | Added |
| Schonfeld Strategic Advisors LLC | 89,664 | $1.19M | 0.01% | +72,464+421.3% | Added |
| Northern Trust Corp | 86,957 | $1.16M | 0.00% | +22,827+35.6% | Added |
| Bank of New York Mellon Corp | 74,246 | $989.0K | 0.00% | −245−0.3% | Reduced |
| 683 Capital Management, LLC | 69,000 | $919.1K | 0.09% | +69,000 | New |
| Jane Street Group, LLC | 64,323 | $856.8K | 0.00% | +49,317+328.6% | Added |
| Anchor Capital Advisors LLC | 60,432 | $805.0K | 0.02% | +60,432 | New |
| Barclays PLC | 54,886 | $731.1K | 0.00% | +54,886 | New |
| JPMorgan Chase & Co | 51,961 | $692.1K | 0.00% | +51,238+7,086.9% | Added |
| Two Sigma Advisers, LP | 49,700 | $662.0K | 0.00% | +49,700 | New |
| Cubist Systematic Strategies, LLC | 43,239 | $575.9K | 0.01% | +34,970+422.9% | Added |
| Omers Administration Corp | 37,900 | $504.8K | 0.00% | +37,900 | New |
| Simplex Trading, LLC | 36,376 | $484.0K | 0.01% | +36,376 | New |
| Marshall Wace, LLP | 36,182 | $481.9K | 0.00% | +15,545+75.3% | Added |
| Blair William & Co | 34,900 | $464.9K | 0.00% | +400+1.2% | Added |
| Baader Bank INC | 28,000 | $373.0K | 0.03% | +28,000 | New |
| Jump Financial, LLC | 24,710 | $329.1K | 0.01% | +24,710 | New |
| Essex Investment Management Co LLC | 24,442 | $325.6K | 0.06% | −2,810−10.3% | Reduced |
| Prelude Capital Management, LLC | 24,242 | $322.9K | 0.03% | +24,242 | New |
| Citigroup Inc | 21,977 | $292.7K | 0.00% | −4,518−17.1% | Reduced |
| Envestnet Asset Management Inc | 17,740 | $236.3K | 0.00% | +17,740 | New |
| Hillsdale Investment Management Inc. | 17,003 | $226.5K | 0.01% | +17,003 | New |
| Chicago Trust Co NA | 16,700 | $222.4K | 0.04% | 00.0% | Unchanged |
| XTX Topco Ltd | 14,655 | $195.2K | 0.02% | +3,351+29.6% | Added |
| Charles Schwab Investment Management Inc | 13,239 | $176.3K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 13,193 | $175.7K | 0.00% | +12,721+2,695.1% | Added |
| Engineers Gate Manager LP | 12,589 | $167.7K | 0.00% | +12,589 | New |
| Atom Investors LP | 12,068 | $160.7K | 0.02% | +12,068 | New |
| Balyasny Asset Management LLC | 11,850 | $157.8K | 0.00% | +11,850 | New |
| Quantum Private Wealth, LLC | 11,500 | $153.2K | 0.05% | 00.0% | Unchanged |
| Bank of America Corp | 11,100 | $147.9K | 0.00% | +10,899+5,422.4% | Added |
| Raymond James Financial Inc | 11,043 | $147.1K | 0.00% | +11,043 | New |
| Point72 Asia (Singapore) Pte. Ltd. | 10,561 | $140.7K | 0.04% | +1,634+18.3% | Added |
| Jefferies Financial Group Inc. | 10,000 | $133.2K | 0.00% | +10,000 | New |
| Tower Research Capital LLC (TRC) | 6,433 | $85.7K | 0.00% | +6,433 | New |
| Point72 (DIFC) Ltd | 1,441 | $19.2K | 0.00% | +1,441 | New |
| Federated Hermes, Inc. | 1,392 | $18.5K | 0.00% | +1,392 | New |
| Truvestments Capital LLC | 1,183 | $15.8K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 1,000 | $13.3K | 0.00% | +1,000 | New |
| Lazard Asset Management LLC | 1,031 | $13.0K | 0.00% | +1,031 | New |
| Royal Bank of Canada | 752 | $10.0K | 0.00% | +477+173.5% | Added |
| BNP Paribas Arbitrage, SA | 350 | $4.66K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 260 | $3.46K | 0.00% | −40−13.3% | Reduced |
| SBI Securities Co., Ltd. | 141 | $1.88K | 0.00% | +141 | New |
| Occudo Quantitative Strategies LP | 0 | $0 | 0.00% | −12,170−100.0% | Sold out |
| Plante Moran Financial Advisors, LLC | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −722−100.0% | Sold out |
| Raymond James & Associates | – | – | – | – | Not filed |