Form 4 Filing for Aprea Therapeutics, Inc.

This filing details transactions by Marc Duey, a director at Aprea Therapeutics, Inc. On June 16, 2026, Duey acquired 3,135 shares of Common Stock through a grant of restricted stock units that will vest on June 16, 2027. He also acquired 12,555 stock options with an exercise price of $0.7293, vesting in full on June 16, 2027. These transactions are subject to his continued service. Additionally, Duey holds 602 shares of Common Stock indirectly through his spouse. The filing also notes that Duey disclaims beneficial ownership of these securities for Section 16 purposes.