Have you been paying attention to shares of Leidos (LDOS) ? Shares have been on the move with the stock up 19.2% over the past month. The stock hit a new 52-week high of $148.73 in the previous session. Leidos has gained 36.3% since the start of the year compared to the -2.7% move for the Zacks Aerospace sector and the -7.5% return for the Zacks Aerospace - Defense industry.What's Driving the Outperformance?The stock has an impressive record of positive earnings surprises, as it hasn't missed our earnings c ...