Byrna Technologies Inc. (BYRN) has seen a remarkable rise in its stock price, soaring 142.6% this year compared to the broader industry's 32.4% growth.This contrasts sharply with the performance of other smallcap service providers like FuelCell Energy (FCEL) , down 79.2%, and Ballard Power Systems (BLDP) , which saw a 55.6% decline during the same period. Zacks Investment Research Image Source: Key drivers behind Byrna's success include high-profile celebrity endorsements, expanded retail presence, and stra ...