Have you been paying attention to shares of Leidos (LDOS) ? Shares have been on the move with the stock up 8.7% over the past month. The stock hit a new 52-week high of $140.91 in the previous session. Leidos has gained 29.6% since the start of the year compared to the -5.4% move for the Zacks Aerospace sector and the -10% 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 con ...