Booz Allen Hamilton Holding CFO Matthew Calderone To Resign Effective Feb 1, 2026; Kristine Martin Anderson To Assume Interim CFO Duties

On December 11, 2025, Matthew A. Calderone, Executive Vice President and Chief Financial Officer (Principal Financial Officer) of Booz Allen Hamilton Holding Corporation (the "Company"), informed the Company of his decision to resign, effective February 1, 2026, for another opportunity outside our industry.

The Company has initiated a search for a new Chief Financial Officer and, upon Mr. Calderone's departure and until such time as a permanent replacement is named, Kristine Martin Anderson, Executive Vice President and Chief Operating Officer of the Company, will assume his duties and responsibilities on an interim basis.

The information regarding Ms. Anderson's compensation and biographical information set forth under the headings "Executive Compensation" and "Information about our Executive Officers", respectively, in the Company's annual report on Form 10-K for the fiscal year ended March 31, 2025, filed with the SEC on May 23, 2025, is incorporated by reference herein.