NEW YORK–(BUSINESS WIRE)–Steel Partners Holdings L.P. (together with its affiliates, “Steel Partners” or “we”), which owns approximately 5.2% of the outstanding shares of Aerojet Rocketdyne Holdings, Inc. (NYSE: AJRD) (“Aerojet Rocketdyne” or the “Company”) and has nominated seven highly qualified candidates for election to the Company’s Board of Directors (the “Board”) at the 2022 Annual Meeting of Shareholders (the “Annual Meeting”), today provided an update pertaining to the legal proceeding initiated in the Delaware Court of Chancery (the “Court”) by four members of its slate – sitting Board members Warren G. Lichtenstein, James R. Henderson, Audrey A. McNiff and Martin Turchin – against Chief Executive Officer and Director Eileen Drake, Director Thomas Corcoran, Director Kevin Chilton and Director Lance Lord.