Have you been paying attention to shares of KBR Inc. (KBR) ? Shares have been on the move with the stock up 12.4% over the past month. The stock hit a new 52-week high of $69.59 in the previous session. KBR Inc. has gained 25.4% since the start of the year compared to the 23.1% move for the Zacks Construction sector and the 31.1% return for the Zacks Engineering - R and D Services industry.What's Driving the Outperformance?The stock has a great record of positive earnings surprises, as it hasn't missed our ...