The industrial software company's recent results gave investors confidence in it hitting its full-year guidance.Industrial software company PTC's (PTC) stock has dipped recently, and investors, initially at least, reacted negatively to the company's fiscal second-quarter earnings, which it released at the start of May. Is the trend likely to continue, or is now an excellent time to pick up stock in an exciting growth company?PTC's recent big newsInvestors usually pencil in assumptions for medium-term growth ...