Erdogan-Trinkaus Ipek 4
4 · Eton Pharmaceuticals, Inc. · Filed Jan 14, 2026
Insider Transaction Report
Form 4
Erdogan-Trinkaus Ipek
Chief Commercial Officer
Transactions
- Award
Employee Stock Option (Right to Buy)
[F1]2026-01-12+40,655→ 123,878 totalExercise: $15.47Exp: 2036-01-11→ Common Stock (40,655 underlying) - Award
Restricted Stock Units
[F2][F3]2026-01-12+25,856→ 149,734 total→ Common Stock (25,856 underlying)
Footnotes (3)
- [F1]The shares subject to the option shall vest in 48 equal monthly installments from the date of grant until fully vested and exercisable on January 12, 2030.
- [F2]Each restricted stock unit represents a contingent right to receive one share of ETON Common Stock.
- [F3]The restricted stock units vest in four equal annual installments beginning January 12, 2027, contingent upon the reporting person being employed by the issuer on the date(s) of vesting.
Signature
/s/ James R. Gruber|2026-01-14