Mercury Systems Inc. MRCY stock dropped 9% in the extended session Tuesday after the aerospace and defense electronics maker reported fiscal third-quarter profit and sales above Wall Street expectations but cut its guidance for the year. Mercury Systems earned $5.2 million, or 9 cents a share, in the quarter, compared with $4.1 million, or 7 cents a share, in the third quarter of fiscal 2022. Adjusted for one-time items, Mercury earned 40 cents a share. Revenue rose to $263.5 million, from $253.1 million a year ago. FactSet consensus called for EPS of 37 cents a share on sales of $254 million. For the full fiscal 2023,…
