** Shares of defense contractor Leidos LDOS.N down 4.7% at about $168 in early trading
** Co reports Q4 revenue of $4.21 billion vs analysts' estimates of $4.31 billion - data compiled by LSEG
** Cites fall in revenue to six-week U.S. government shutdown in Q4 of FY25
** Forecasts 2026 adj. profit per share between $12.05 and $12.45, the midpoint of which is 4 cents lower than estimates of $12.29
** Including session's moves, LDOS down about 6.9% YTD
(Reporting by Parth Chandna)
((Parth.Chandna@thomsonreuters.com;))