Opaleye Management Inc. Stock Transactions

Opaleye Management Inc., a 10% owner of Eton Pharmaceuticals, Inc., reported the disposition of 15,000 shares of common stock on July 14, 2026, for an average price of $37.5431 per share. These shares were held through Opaleye, L.P. Following this transaction, 2,665,000 shares remained. Additionally, Opaleye Management Inc. reported the disposition of 13,315 shares held through a separately managed account, also at an average price of $37.5431 per share. Post-transaction, 40,000 shares remained in the managed account. The sales occurred at prices ranging from $37.0152 to $37.9148. Opaleye Management Inc. disclaims beneficial ownership beyond its pecuniary interest.