Form 4 Filing for Black Rock Coffee Bar, Inc.

This filing details a transaction by Jeffrey Robert Hernandez, a director and 10% owner of Black Rock Coffee Bar, Inc. On May 27, 2026, Mr. Hernandez acquired 10,739 shares of Class A Common Stock through restricted stock units (RSUs) that vest fully on May 27, 2027, or the date of the 2027 annual shareholder meeting. This acquisition was part of an award, with a reported transaction price of $0. Following this transaction, Mr. Hernandez holds a total of 13,551 shares. The filing was signed by Sam Seiberling as Attorney in Fact for Mr. Hernandez on May 28, 2026.