Insider Transaction Report for Mark M. Mugiishi

Mark M. Mugiishi, a director at FIRST HAWAIIAN, INC., acquired 2,613 restricted stock units on April 22, 2026. These units will vest on the earlier of April 22, 2027, the 2027 annual meeting, or a change in control, subject to continued service. The transaction was reported on Form 4, with a post-transaction share ownership of 13,574. The reported value of the transaction is $0.00, indicating these were likely granted as part of compensation. The filing was signed by Lisa Kamibayashi as Attorney-In-Fact for Mark M. Mugiishi on April 24, 2026.