Shares of this high-flying footwear leader can keep running.At a time when many companies are citing consumer-spending headwinds or challenging macroeconomic conditions, On Holding (ONON -1.70%) has stood out as an exception. Shares of the high-performance footwear and athletic apparel maker are up nearly 60% this year on the heels of stellar operating trends and financial results.There's a lot for investors to cheer about here, but does this rally in On Holding stock have legs to keep running? Here's what ...