Mercury Systems shares fell 10.6% to $93.70 in Wednesday premarket trading after the defense technology company reported fourth-quarter earnings of 37 cents per share, missing the 38-cent analyst consensus, while revenue of $289.782 million exceeded the $266.403 million estimate. The company previously highlighted record bookings of $660 million, backlog above $1.9 billion, $42 million in operating cash flow and $29 million in free cash flow, and raised its fiscal 2027 organic revenue growth target to low double digits. It expects first-quarter revenue growth in the high single digits year over year, the weakest growth period of the fiscal year. The broader premarket session was mixed, with Nasdaq 100 futures up about 0.1%, while Profusa, IP Strategy Holdings, WhiteFiber, Cronos Group, CXApp, Evolution Metals & Technologies, Akso Health Group, Cogent Communications, ManpowerGroup and Digital Currency X Technology also moved lower.