Have you been paying attention to shares of Lincoln National (LNC) ? Shares have been on the move with the stock up 15.5% over the past month. The stock hit a new 52-week high of $36.98 in the previous session. Lincoln National has gained 36.6% since the start of the year compared to the 24.1% move for the Zacks Finance sector and the 29.7% return for the Zacks Insurance - Life Insurance industry.What's Driving the Outperformance?The stock has a great record of positive earnings surprises, as it hasn't miss ...