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Eton Pharmaceuticals (ETON) Institutional Ownership

Eton Pharmaceuticals logo
$58.45 -1.45 (-2.42%)
As of 09/4/2026 04:00 PM Eastern
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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)
69
Total
Institutional Inflows
(last 12 months)
$209.90M
Number of
Institutional Sellers
(last 12 months)
25
Total
Institutional Outflows
(last 12 months)
$15.23M
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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
8/26/2026 HighTower Advisors LLC52,907$1.92M0.0%+187.2%0.185%
8/24/2026 California State Teachers Retirement System13,032$472K0.0%+838.9%0.046%
8/20/2026 Sigma Planning Corp30,000$1.09M0.0%N/A0.105%
8/20/2026 Northwestern Mutual Wealth Management Co.5,625$204K0.0%-25.0%0.020%
8/19/2026 Toth Financial Advisory Corp1,200$43K0.0%N/A0.004%
8/19/2026 Navellier & Associates Inc.18,010$652K0.1%N/A0.066%
8/19/2026 Hsbc Holdings PLC40,974$1.53M0.0%N/A0.150%
8/19/2026 Wellington Management Group LLP76,103$2.76M0.0%+8.5%0.278%
8/19/2026 Nantahala Capital Management LLC1,175,951$42.57M0.0%N/A4.293%
8/18/2026 Cannell Capital LLC170,747$6.18M0.0%N/A0.623%
8/18/2026Jefferies Financial Group Inc.34,027$1.23M0.0%N/A0.124%
8/17/2026 Panoramic Capital LLC208,192$7.54M3.2%N/A0.760%
8/17/2026 Pillsbury Lake Capital LLC387,157$14.02M0.0%N/A1.413%
8/17/2026 Bank of America Corp DE142,257$5.15M0.0%N/A0.519%
8/15/2026 Man Group plc16,152$585K0.0%N/A0.059%
8/14/2026 Hsbc Holdings PLC40,974$1.53M0.0%N/A0.150%
8/14/2026 PDT Partners LLC14,891$539K0.0%N/A0.054%
8/14/2026 Canada Pension Plan Investment Board7,900$286K0.0%N/A0.029%
8/14/2026 Legal & General Group Plc7,131$258K0.0%N/A0.026%
8/14/2026 The Manufacturers Life Insurance Company 6,996$253K0.0%N/A0.026%
8/13/2026 Connor Clark & Lunn Investment Management Ltd.13,150$476K0.0%N/A0.048%
8/13/2026 Bank of Nova Scotia17,200$623K0.0%N/A0.063%
8/12/2026 Northwestern Mutual Wealth Management Co.5,625$204K0.0%N/A0.021%
8/12/2026 Quantbot Technologies LP4,550$165K0.0%N/A0.017%
8/7/2026 BlackRock Inc.1,895,833$68.63M0.0%N/A6.922%
8/7/2026 Deutsche Bank AG26,522$960K0.0%N/A0.097%
8/7/2026 Persistent Asset Partners Ltd2,493$90K0.0%N/A0.009%
8/6/2026 Bank of New York Mellon Corp118,249$4.28M0.0%N/A0.432%
8/6/2026 State of Wyoming2,950$107K0.0%N/A0.011%
8/3/2026 Walleye Capital LLC86,249$3.12M0.0%N/A0.315%
7/10/2026 Wasatch Advisors LP92,742$3.36M0.0%N/A0.339%
5/19/2026 Bank of America Corp DE144,367$3.56M0.0%+37.8%0.527%
5/18/2026 EcoR1 Capital LLC2,171,938$53.60M2.3%+7.0%7.930%
5/14/2026 Renaissance Technologies LLC163,321$4.03M0.0%-20.6%0.597%
5/14/2026 Aristides Capital LLC186,041$4.59M0.8%+15.2%0.680%
5/14/2026 Bank of Nova Scotia15,000$365K0.0%N/A0.055%
5/14/2026 Sei Investments Co.58,034$1.43M0.0%N/A0.212%
5/14/2026 Walleye Capital LLC81,963$2.02M0.0%N/A0.300%
5/14/2026 State of Wyoming9,498$234K0.0%+16.4%0.035%
5/5/2026 Bank of New York Mellon Corp111,255$2.75M0.0%-12.9%0.407%
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4/30/2026 Granite Investment Partners LLC8,479$209K0.0%N/A0.031%
3/3/2026 Caitong International Asset Management Co. Ltd2,939$50K0.0%N/A0.011%
2/26/2026 Aristides Capital LLC161,436$2.73M0.4%-3.7%0.602%
2/19/2026 Invesco Ltd.19,691$333K0.0%+46.1%0.073%
2/18/2026 XTX Topco Ltd32,527$550K0.0%+33.3%0.121%
2/18/2026 Wellington Management Group LLP81,201$1.37M0.0%-8.0%0.303%
2/18/2026 Millennium Management LLC79,331$1.34M0.0%+400.1%0.296%
2/18/2026 Man Group plc10,473$177K0.0%-17.2%0.039%
2/18/2026 Bridgeway Capital Management LLC84,020$1.42M0.0%-22.9%0.313%
2/17/2026 Jump Financial LLC10,551$178K0.0%N/A0.039%
2/17/2026 Price T Rowe Associates Inc. MD15,369$260K0.0%+13.6%0.057%
2/17/2026 Russell Investments Group Ltd.49,694$840K0.0%-9.4%0.185%
2/17/2026 State of Wisconsin Investment Board24,615$416K0.0%N/A0.092%
2/16/2026 Squarepoint Ops LLC13,482$228K0.0%-77.4%0.050%
2/16/2026 Barclays PLC51,448$870K0.0%+39.8%0.192%
2/16/2026 Bridge City Capital LLC18,600$315K0.1%+11.6%0.069%
2/13/2026 State Street Corp501,925$8.49M0.0%+14.5%1.871%
2/13/2026 Caitong International Asset Management Co. Ltd2,600$44K0.1%N/A0.010%
2/13/2026 Wells Fargo & Company MN28,293$478K0.0%+69.3%0.105%
2/12/2026 Aristides Capital LLC161,436$2.73M0.5%-3.7%0.602%
2/12/2026 Renaissance Technologies LLC205,700$3.48M0.0%-36.6%0.767%
2/11/2026 Deutsche Bank AG18,249$309K0.0%+4.9%0.068%
2/11/2026 Los Angeles Capital Management LLC14,631$267K0.0%N/A0.055%
2/11/2026 State of Wyoming8,161$138K0.0%+50.0%0.030%
2/10/2026 Anchor Capital Advisors LLC40,668$688K0.0%+10.6%0.152%
2/10/2026 Goldman Sachs Group Inc.196,263$3.32M0.0%+3.2%0.732%
2/10/2026 Thompson Siegel & Walmsley LLC408,541$6.91M0.1%-2.4%1.523%
2/10/2026 BNP Paribas Financial Markets277,458$4.69M0.0%+20.7%1.035%
2/10/2026 Intech Investment Management LLC12,421$210K0.0%+11.1%0.046%
2/9/2026 Geode Capital Management LLC565,051$9.56M0.0%-1.6%2.107%
2/9/2026Jefferies Financial Group Inc.118,300$2M0.0%+33.8%0.441%
2/3/2026 Lumbard & Kellner LLC174,944$2.96M1.0%-0.8%0.652%
1/29/2026 UBS Group AG126,674$2.14M0.0%-42.5%0.472%
1/29/2026 China Universal Asset Management Co. Ltd.4,370$74K0.0%N/A0.016%
1/27/2026 Juncture Wealth Strategies LLC18,996$321K0.1%+12.0%0.071%
1/23/2026 State of Alaska Department of Revenue6,943$117K0.0%+388.6%0.026%
1/23/2026 Westside Investment Management Inc.470,940$7.96M1.3%-0.3%1.756%
1/9/2026 SG Americas Securities LLC6,471$109K0.0%N/A0.024%
1/1/2026 JPMorgan Chase & Co.351,417$7.64M0.0%+44.9%1.310%
11/17/2025 Oberweis Asset Management Inc.192,360$4.18M0.2%N/A0.717%
11/17/2025 PharVision Advisers LLC10,535$229K0.1%N/A0.039%
11/17/2025 XTX Topco Ltd24,399$530K0.0%N/A0.091%
11/17/2025 Voleon Capital Management LP10,950$238K0.0%N/A0.041%
11/17/2025 Quarry LP1,700$37K0.0%N/A0.006%
11/17/2025 Prelude Capital Management LLC41,873$910K0.1%-4.0%0.156%
11/17/2025 Millennium Management LLC15,862$345K0.0%N/A0.059%
11/17/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.12,007$261K0.0%-14.5%0.045%
11/17/2025 Divisadero Street Capital Management LP298,000$6.48M0.3%-40.1%1.111%
11/17/2025 Cannell Capital LLC455,405$9.90M1.5%+17.3%1.698%
11/17/2025 Bank of America Corp DE74,657$1.62M0.0%+102.2%0.278%
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11/17/2025 Alliancebernstein L.P.9,600$209K0.0%N/A0.036%
11/17/2025 Apis Capital Advisors LLC117,600$2.56M0.6%+10.9%0.438%
11/14/2025 Raymond James Financial Inc.87,082$1.89M0.0%-3.7%0.325%
11/14/2025 Man Group plc12,649$275K0.0%-46.8%0.047%
11/14/2025 Two Sigma Investments LP286,421$6.22M0.0%+33.5%1.068%
11/14/2025 Bridgeway Capital Management LLC109,020$2.37M0.1%-19.4%0.406%
11/14/2025 Squarepoint Ops LLC59,645$1.30M0.0%-36.4%0.222%
11/13/2025 UBS Group AG220,361$4.79M0.0%+3.7%0.822%
11/13/2025 BNP Paribas Financial Markets229,790$4.99M0.0%+162.0%0.857%
11/13/2025 WINTON GROUP Ltd35,304$767K0.0%N/A0.132%


ETON Institutional Ownership - Frequently Asked Questions

During the previous two years, 118 institutional investors and hedge funds held shares of Eton Pharmaceuticals. The most heavily invested institutionals were BlackRock Inc. ($68.63M), EcoR1 Capital LLC ($53.60M), Nantahala Capital Management LLC ($42.57M), Opaleye Management Inc. ($40.76M), Vanguard Group Inc. ($29.21M), Pillsbury Lake Capital LLC ($14.02M), and Geode Capital Management LLC ($9.56M).Learn more on Eton Pharmaceuticals' institutional investors.

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

Of the 108 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: BlackRock Inc. ($1.90M), Nantahala Capital Management LLC ($1.35M), Cannell Capital LLC ($619.30K), Divisadero Street Capital Management LP ($497.72K), Mink Brook Asset Management LLC ($455.81K), Millennium Management LLC ($435.26K), and JPMorgan Chase & Co. ($398.38K).

Institutional investors have bought a total of 6,607,328 shares in the last 24 months. This purchase volume represents approximately $209.90M in transactions.

Of the 25 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: Divisadero Street Capital Management LP ($199.72K), Renaissance Technologies LLC ($161.30K), UBS Group AG ($93.69K), Squarepoint Ops LLC ($80.31K), Bridgeway Capital Management LLC ($51.25K), Anchor Capital Advisors LLC ($50.88K), and Bank of New York Mellon Corp ($16.45K).

Institutional investors have sold a total of 765,403 shares in the last 24 months. This volume of shares sold represents approximately $15.23M in transactions.


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Institutional ownership data for NASDAQ:ETON is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/26/2026. New 13F filings are added each quarter as they're published.
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