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Eton Pharmaceuticals (ETON) Institutional Ownership

Eton Pharmaceuticals logo
$17.65 +0.08 (+0.46%)
Closing price 09/12/2025 04:00 PM Eastern
Extended Trading
$17.65 0.00 (0.00%)
As of 09/12/2025 04:57 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.
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Institutional Ownership Changes (13F Filings) for Eton Pharmaceuticals (NASDAQ:ETON)

Current
Institutional Ownership
Percentage
27.86%
Number of
Institutional Buyers
(last 12 months)
66
Total
Institutional Inflows
(last 12 months)
$65.41M
Number of
Institutional Sellers
(last 12 months)
24
Total
Institutional Outflows
(last 12 months)
$22.62M
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ETON Institutional Buying and Selling by Quarter

Eton Pharmaceuticals Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/27/2025 Squarepoint Ops LLC93,796$1.34M0.0%+44.8%0.350%
8/19/2025 State of Wyoming11,503$164K0.0%-56.5%0.043%
8/15/2025 Cannell Capital LLC388,175$5.53M1.7%-43.9%1.447%
8/15/2025 State of Tennessee Department of Treasury12,000$171K0.0%-14.0%0.045%
8/15/2025 Soleus Capital Management L.P.285,000$4.06M0.3%N/A1.063%
8/15/2025 Opaleye Management Inc.2,860,000$40.76M8.2%+0.3%10.664%
8/15/2025 Man Group plc23,754$338K0.0%+6.0%0.089%
8/15/2025 Mink Brook Asset Management LLC15,139$216K0.2%-89.3%0.056%
8/15/2025 EcoR1 Capital LLC2,030,544$28.94M1.7%+2.0%7.571%
8/15/2025 Engineers Gate Manager LP13,889$198K0.0%N/A0.052%
8/15/2025 BNP Paribas Financial Markets87,696$1.25M0.0%+123.0%0.327%
8/15/2025 Bank of America Corp DE36,921$526K0.0%+196.8%0.138%
8/14/2025 PDT Partners LLC14,891$212K0.0%-42.2%0.056%
8/14/2025 Raymond James Financial Inc.90,415$1.29M0.0%+15.6%0.337%
8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.14,038$200K0.0%N/A0.052%
8/14/2025 Squarepoint Ops LLC93,796$1.34M0.0%+44.8%0.350%
8/14/2025 Qube Research & Technologies Ltd34,557$492K0.0%-60.2%0.129%
8/14/2025 Divisadero Street Capital Management LP497,716$7.09M0.5%N/A1.856%
8/13/2025 Diametric Capital LP84,858$1.21M0.6%+333.0%0.316%
8/13/2025 Invesco Ltd.13,478$192K0.0%N/A0.050%
8/13/2025 Quantbot Technologies LP25,233$360K0.0%+223.7%0.094%
8/13/2025 New York State Common Retirement Fund8,100$115K0.0%N/A0.030%
8/13/2025 Northwestern Mutual Wealth Management Co.10,000$142K0.0%N/A0.037%
8/13/2025 Aristides Capital LLC167,587$2.39M0.5%-30.6%0.625%
8/13/2025 Russell Investments Group Ltd.18,112$258K0.0%N/A0.068%
8/12/2025 Steward Partners Investment Advisory LLC14,064$200K0.0%+87.5%0.052%
8/12/2025 Ameritas Investment Partners Inc.2,617$37K0.0%N/A0.010%
8/12/2025 Rhumbline Advisers36,594$521K0.0%N/A0.136%
8/12/2025 Legal & General Group Plc2,852$41K0.0%N/A0.011%
8/12/2025 JPMorgan Chase & Co.242,580$3.46M0.0%+114.5%0.904%
8/12/2025 Magnetar Financial LLC13,731$196K0.0%N/A0.051%
8/8/2025 Intech Investment Management LLC12,068$172K0.0%N/A0.045%
8/8/2025 Police & Firemen s Retirement System of New Jersey6,137$87K0.0%N/A0.023%
8/8/2025 Geode Capital Management LLC592,865$8.45M0.0%+98.8%2.211%
8/7/2025 Acadian Asset Management LLC392,715$5.60M0.0%-2.4%1.464%
8/7/2025 Connor Clark & Lunn Investment Management Ltd.222,083$3.17M0.0%-4.5%0.828%
8/6/2025 Anchor Capital Advisors LLC87,661$1.25M0.0%+45.7%0.327%
8/5/2025 Westside Investment Management Inc.472,790$6.74M1.2%-4.2%1.763%
8/1/2025 Y Intercept Hong Kong Ltd10,991$157K0.0%-18.0%0.041%
8/1/2025 Envestnet Asset Management Inc.23,050$328K0.0%+33.1%0.086%
7/31/2025 AlphaQuest LLC5,948$85K0.0%+44.4%0.022%
7/24/2025 Blair William & Co. IL32,400$462K0.0%-7.2%0.121%
5/21/2025Acadian Asset Management LLC402,428$5.22M0.0%+61.9%1.501%
5/19/2025Jane Street Group LLC95,919$1.25M0.0%+49.1%0.358%
5/16/2025Goldman Sachs Group Inc.175,220$2.27M0.0%+34.9%0.653%
5/16/2025Millennium Management LLC355,929$4.62M0.0%+156.3%1.327%
5/16/2025Jacobs Levy Equity Management Inc.54,275$704K0.0%N/A0.202%
5/15/2025PDT Partners LLC25,755$334K0.0%N/A0.096%
5/15/2025Nantahala Capital Management LLC1,175,951$15.26M0.6%+5.1%4.385%
5/15/2025Cubist Systematic Strategies LLC103,200$1.34M0.0%+138.7%0.385%
5/15/2025State of Wyoming26,443$343K0.0%N/A0.099%
5/15/2025OMERS ADMINISTRATION Corp35,300$458K0.0%-6.9%0.132%
5/14/2025Mink Brook Asset Management LLC141,488$1.84M1.9%-69.0%0.528%
5/14/2025Jump Financial LLC16,303$212K0.0%-34.0%0.061%
5/14/2025AlphaQuest LLC4,118$53K0.0%N/A0.015%
5/14/2025Quantbot Technologies LP7,794$101K0.0%N/A0.029%
5/14/2025Wellington Management Group LLP25,283$328K0.0%N/A0.094%
5/13/2025Informed Momentum Co LLC77,833$1.01M0.2%-18.1%0.290%
5/12/2025Connor Clark & Lunn Investment Management Ltd.232,532$3.02M0.0%+8.2%0.867%
5/8/2025XTX Topco Ltd11,797$153K0.0%-19.5%0.044%
5/7/2025Essex Investment Management Co. LLC20,419$265K0.1%-16.5%0.076%
5/6/2025Y Intercept Hong Kong Ltd13,400$174K0.0%N/A0.050%
4/28/2025Cannon Global Investment Management LLC11,400$148K0.3%N/A0.043%
4/25/2025Westside Investment Management Inc.493,650$6.41M1.4%-14.2%1.841%
2/27/2025Jefferies Financial Group Inc.10,000$133K0.0%N/A0.038%
2/18/2025Paradigm Capital Management Inc. NY200,000$2.66M0.1%-33.3%0.768%
2/17/2025Two Sigma Advisers LP49,700$662K0.0%N/A0.191%
2/17/2025Two Sigma Investments LP112,458$1.50M0.0%N/A0.432%
2/17/2025Point72 Asia Singapore Pte. Ltd.10,561$141K0.0%+18.3%0.041%
2/17/2025Parkman Healthcare Partners LLC276,890$3.69M0.5%+6.4%1.063%
2/17/2025OMERS ADMINISTRATION Corp37,900$505K0.0%N/A0.145%
2/17/2025Mink Brook Asset Management LLC455,805$6.07M5.8%N/A1.750%
2/17/2025Millennium Management LLC138,887$1.85M0.0%N/A0.533%
2/17/2025Jefferies Financial Group Inc.10,000$133K0.0%N/A0.038%
2/17/2025Cubist Systematic Strategies LLC43,239$576K0.0%+422.9%0.166%
2/17/2025Bridgeway Capital Management LLC238,962$3.18M0.1%-5.7%0.917%
2/17/2025Balyasny Asset Management L.P.11,850$158K0.0%N/A0.045%
2/17/2025Bank of America Corp DE11,100$148K0.0%+5,422.4%0.043%
2/17/2025683 Capital Management LLC69,000$919K0.1%N/A0.265%
2/14/2025Jane Street Group LLC64,323$857K0.0%+328.6%0.247%
2/14/2025Schonfeld Strategic Advisors LLC89,664$1.19M0.0%+421.3%0.344%
2/14/2025Nantahala Capital Management LLC1,118,483$14.90M0.6%+12.0%4.294%
2/14/2025Northern Trust Corp86,957$1.16M0.0%+35.6%0.334%
2/14/2025Tower Research Capital LLC TRC6,433$86K0.0%N/A0.025%
2/13/2025Marshall Wace LLP36,182$482K0.0%+75.3%0.139%
2/13/2025Wasatch Advisors LP231,328$3.08M0.0%-3.0%0.888%
2/13/2025EAM Investors LLC95,019$1.27M0.2%-25.9%0.365%
2/13/2025Jump Financial LLC24,710$329K0.0%N/A0.095%
2/13/2025XTX Topco Ltd14,655$195K0.0%+29.6%0.056%
2/13/2025Barclays PLC54,886$731K0.0%N/A0.211%
2/13/2025Raymond James Financial Inc.11,043$147K0.0%N/A0.042%
2/13/2025Renaissance Technologies LLC193,100$2.57M0.0%+131.5%0.741%
2/13/2025Cannell Capital LLC381,323$5.08M1.0%N/A1.464%
2/13/2025Aristides Capital LLC241,587$3.22M0.7%+20.8%0.927%
2/13/2025Envestnet Asset Management Inc.17,740$236K0.0%N/A0.068%
2/12/2025Geode Capital Management LLC268,646$3.58M0.0%-1.5%1.031%
2/12/2025JPMorgan Chase & Co.51,961$692K0.0%+7,086.9%0.199%
2/11/2025Hillsdale Investment Management Inc.17,003$226K0.0%N/A0.065%
2/10/2025Thompson Siegel & Walmsley LLC128,039$1.71M0.0%+11.3%0.492%
2/10/2025Connor Clark & Lunn Investment Management Ltd.214,878$2.86M0.0%+230.5%0.825%
(Data available from 1/1/2016 forward)

ETON Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ETON shares?

During the previous two years, 79 institutional investors and hedge funds held shares of Eton Pharmaceuticals. The most heavily invested institutionals were Opaleye Management Inc. ($40.76M), EcoR1 Capital LLC ($28.94M), Nantahala Capital Management LLC ($15.26M), Geode Capital Management LLC ($8.45M), Divisadero Street Capital Management LP ($7.09M), Westside Investment Management Inc. ($6.74M), and Acadian Asset Management LLC ($5.60M).Learn more on Eton Pharmaceuticals' institutional investors.

What percentage of Eton Pharmaceuticals' stock is owned by institutional investors?

27.86% of Eton Pharmaceuticals' stock is owned by institutional investors. Learn more on ETON's institutional investor holdings.

Which institutional investors have been buying Eton Pharmaceuticals' stock?

Of the 72 institutional investors that purchased Eton Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Nantahala Capital Management LLC ($1.12M), Divisadero Street Capital Management LP ($497.72K), Mink Brook Asset Management LLC ($455.81K), Cannell Capital LLC ($381.32K), Millennium Management LLC ($355.93K), Geode Capital Management LLC ($326.98K), and Soleus Capital Management L.P. ($285K).

How much institutional buying is happening at Eton Pharmaceuticals?

Institutional investors have bought a total of 5,013,646 shares in the last 24 months. This purchase volume represents approximately $65.41M in transactions.

Which of Eton Pharmaceuticals' major shareholders have been selling company stock?

Of the 24 institutional investors that sold Eton Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Mink Brook Asset Management LLC ($440.67K), Acuitas Investments LLC ($394.14K), Cannell Capital LLC ($303.19K), Westside Investment Management Inc. ($145.89K), Paradigm Capital Management Inc. NY ($100K), Aristides Capital LLC ($74K), and Qube Research & Technologies Ltd ($52.29K).

How much institutional selling is happening at Eton Pharmaceuticals?

Institutional investors have sold a total of 1,672,517 shares in the last 24 months. This volume of shares sold represents approximately $22.62M in transactions.


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This page (NASDAQ:ETON) was last updated on 9/15/2025 by MarketBeat.com Staff
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