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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, Q3 2023

Institutional positions in Eton Pharmaceuticals, Inc. as of Sep 30, 2023. 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
50
+17 vs. Q2 2023
Shares held
6.90M
+923.4K (+15.5%) vs. Q2 2023
Total value
$28.8M
+$7.91M (+37.9%) vs. Q2 2023
New holders
22
10 more added
Sold out
5
5 more reduced

Compare with Q2 2023: 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.

Institutional holdersQ3 2023: 50 institutions
Q1 2021: 50 institutionsQ2 2021: 46 institutionsQ3 2021: 37 institutionsQ4 2021: 32 institutionsQ1 2022: 31 institutionsQ2 2022: 29 institutionsQ3 2022: 32 institutionsQ4 2022: 31 institutionsQ1 2023: 35 institutionsQ2 2023: 33 institutionsQ3 2023: 50 institutionsQ4 2023: 56 institutionsQ1 2024: 44 institutionsQ2 2024: 45 institutionsQ3 2024: 48 institutionsQ4 2024: 71 institutionsQ1 2025: 86 institutionsQ2 2025: 87 institutionsQ3 2025: 103 institutionsQ4 2025: 104 institutionsQ1 2026: 116 institutionsQ2 2026: 164 institutions
Value heldQ3 2023: $28.8M
Q1 2021: $63.7MQ2 2021: $48.1MQ3 2021: $29.5MQ4 2021: $24.1MQ1 2022: $27.4MQ2 2022: $14.6MQ3 2022: $14.4MQ4 2022: $18.2MQ1 2023: $22.5MQ2 2023: $20.9MQ3 2023: $28.8MQ4 2023: $33.5MQ1 2024: $28.8MQ2 2024: $28.7MQ3 2024: $60.0MQ4 2024: $181.5MQ1 2025: $189.7MQ2 2025: $243.3MQ3 2025: $394.7MQ4 2025: $277.5MQ1 2026: $438.6MQ2 2026: $722.6M
Institutions holding ETON and their total value by quarter
QuarterHoldersValue
Q2 2026164$722.6M
Q1 2026116$438.6M
Q4 2025104$277.5M
Q3 2025103$394.7M
Q2 202587$243.3M
Q1 202586$189.7M
Q4 202471$181.5M
Q3 202448$60.0M
Q2 202445$28.7M
Q1 202444$28.8M
Q4 202356$33.5M
Q3 202350$28.8M
Q2 202333$20.9M
Q1 202335$22.5M
Q4 202231$18.2M
Q3 202232$14.4M
Q2 202229$14.6M
Q1 202231$27.4M
Q4 202132$24.1M
Q3 202137$29.5M
Q2 202146$48.1M
Q1 202150$63.7M

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Eton Pharmaceuticals, Inc.; share changes are against Q2 2023.

Institutions holding ETON in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Opaleye Management Inc.2,430,270$10.1M3.33%+145,270+6.4%Added
Vanguard Group Inc976,436$4.07M0.00%00.0%Unchanged
Westside Investment Management, Inc.528,310$2.20M0.63%+9,059+1.7%Added
Paradigm Capital Management Inc300,000$1.25M0.07%00.0%Unchanged
BlackRock Inc.285,176$1.19M0.00%−13,049−4.4%Reduced
Bridgeway Capital Management, LLC271,462$1.13M0.03%+30,000+12.4%Added
EAM Investors, LLC256,623$1.07M0.21%+256,623New
Acuitas Investments, LLC219,000$913.2K0.54%−291,054−57.1%Reduced
Geode Capital Management, LLC217,629$907.8K0.00%+7,537+3.6%Added
Ameriprise Financial Inc186,562$778.0K0.00%+186,562New
Parkman Healthcare Partners LLC165,000$688.0K0.13%+165,000New
Essex Investment Management Co LLC110,016$458.8K0.07%+43,095+64.4%Added
Acadian Asset Management LLC97,264$403.0K0.00%+97,264New
State Street Corp81,403$339.5K0.00%+10,400+14.6%Added
Millennium Management LLC80,320$334.9K0.00%+80,320New
Two Sigma Investments, LP79,552$331.7K0.00%+79,552New
Bank of New York Mellon Corp79,402$331.1K0.00%00.0%Unchanged
Jane Street Group, LLC65,210$271.9K0.00%+65,210New
Squarepoint Ops LLC44,642$186.2K0.00%+30,609+218.1%Added
Schonfeld Strategic Advisors LLC43,600$181.8K0.00%+43,600New
Renaissance Technologies LLC43,200$180.0K0.00%+15,600+56.5%Added
Connor, Clark & Lunn Investment Management Ltd.38,305$159.7K0.00%+38,305New
Northern Trust Corp37,507$156.4K0.00%+4,564+13.9%Added
Blair William & Co36,979$154.2K0.00%00.0%Unchanged
Hillsdale Investment Management Inc.28,800$120.1K0.01%+28,800New
Stratos Wealth Partners, LTD.26,878$112.1K0.00%−31,147−53.7%Reduced
Goldman Sachs Group Inc25,650$107.0K0.00%+25,650New
Jump Financial, LLC21,100$88.0K0.00%+21,100New
Chicago Trust Co NA16,700$69.6K0.02%00.0%Unchanged
Cubist Systematic Strategies, LLC14,672$61.2K0.00%+14,672New
Charles Schwab Investment Management Inc13,239$55.2K0.00%00.0%Unchanged
XTX Topco Ltd11,914$49.7K0.01%+11,914New
Two Sigma Securities, LLC11,523$48.1K0.00%+11,523New
Quantum Private Wealth, LLC11,500$48.0K0.02%00.0%Unchanged
Heron Bay Capital Management11,030$46.0K0.01%+11,030New
Financial Advisors Network, Inc.10,633$44.3K0.01%+10,633New
Raymond James & Associates10,000$41.7K0.00%00.0%Unchanged
Qube Research & Technologies Ltd4,757$19.8K0.00%+4,757New
Truvestments Capital LLC1,848$7.71K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,172$4.89K0.00%−3,202−73.2%Reduced
Plante Moran Financial Advisors, LLC1,000$4.17K0.00%00.0%Unchanged
NewSquare Capital LLC1,000$4.17K0.00%00.0%Unchanged
UBS Group AG922$3.85K0.00%+922New
US Bancorp805$3.36K0.00%+805New
BNP Paribas Arbitrage, SA350$1.46K0.00%00.0%Unchanged
GWM Advisors LLC175$7300.00%+175New
Wells Fargo & Company163$6800.00%+11+7.2%Added
Morgan Stanley96$4000.00%−748−88.6%Reduced
Lindbrook Capital, LLC4$170.00%00.0%Unchanged
Advisor Group Holdings, Inc.1$40.00%+1New
AWM Investment Company, Inc.0$00.00%−158,676−100.0%Sold out
Bailard, Inc.0$00.00%−12,700−100.0%Sold out
JPMorgan Chase & Co0$00.00%−5,911−100.0%Sold out
Citadel Advisors LLC0$00.00%−5,822−100.0%Sold out
Royal Bank of Canada0$00.00%−4,881−100.0%Sold out