NASDAQ: ETON
Eton Pharmaceuticals Inc Stock Ownership - Who owns Eton Pharmaceuticals?

Insider buying vs selling

Have Eton Pharmaceuticals Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Charles J. CasamentoDirector2026-11-1027,400$3.58
$98.09kBuy
Ipek ErdogantrinkausCCO2026-11-101,160$67.88
$78.74kSell
Ipek ErdogantrinkausCCO2026-11-102,340$67.18
$157.20kSell
Ipek ErdogantrinkausCCO2026-11-103,500$15.47
$54.15kBuy
Charles J. CasamentoDirector2026-11-102,903$67.87
$197.03kSell
Charles J. CasamentoDirector2026-11-1033,956$67.11
$2.28MSell
Charles J. CasamentoDirector2026-11-1022,601$66.26
$1.50MSell
Charles J. CasamentoDirector2026-11-1014,715$65.33
$961.26kSell
Charles J. CasamentoDirector2026-11-106,380$64.33
$410.42kSell
Charles J. CasamentoDirector2026-11-1021,000$3.78
$79.38kBuy

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Net Insider Buy/Sell (L12M) Ownership

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ETON Shareholders

What type of owners hold Eton Pharmaceuticals Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Opaleye Management Inc18.76%5,410,000$345.86MInsider
Harrow Health Inc6.87%1,982,000$126.71MInsider
Sean Brynjelsen3.42%986,134$63.04MInsider
Norbert G. Riedel0.78%224,300$14.34MInsider
James R. Gruber0.74%213,420$13.64MInsider
Paul V. Maier0.25%72,245$4.62MInsider
David Krempa0.15%43,381$2.77MInsider
William Wilson Troutman0.08%23,027$1.47MInsider
Danka Radosavljevic0.08%22,473$1.44MInsider
Ipek Erdogantrinkaus0.01%4,081$260.90kInsider

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ETON vs Pharmaceutical Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ETON0.04%31.14%Net SellingNet Selling
TRLV0.02%13.94%Net Selling
ANIP0.03%99.97%Net SellingNet Selling
PBH0.09%48.80%Net Selling
ALVO0.00%0.00%

Eton Pharmaceuticals Stock Ownership FAQ

Who owns Eton Pharmaceuticals?

Eton Pharmaceuticals (NASDAQ: ETON) is owned by 0.04% institutional shareholders, 31.14% Eton Pharmaceuticals insiders, and 68.82% retail investors. Opaleye Management Inc is the largest individual Eton Pharmaceuticals shareholder, owning 5.41M shares representing 18.76% of the company. Opaleye Management Inc's Eton Pharmaceuticals shares are currently valued at $345.86M.

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