Have you been paying attention to shares of Byrna Technologies Inc. (BYRN) ? Shares have been on the move with the stock up 33.9% over the past month. The stock hit a new 52-week high of $22.12 in the previous session. Byrna Technologies Inc. has gained 212.8% since the start of the year compared to the 26.1% move for the Zacks Business Services sector and the 55.3% return for the Zacks Technology Services industry.What's Driving the Outperformance?The stock has an impressive record of positive earnings sur ...