At last glance, shares of Heico Corp (NYSE:HEI) are 2.9% lower at $238.74 Tuesday, after the aerospace and defense firm yesterday reported a mixed fiscal third-quarter report. While Heico's quarterly earnings beat Wall Street's estimates, revenue fell below expectations even after the company noted strong organic growth in its Flight Support Group segment. On the charts, HEI's 60-day moving average is keeping today's pullback in check. Looking further back, the equity closed below this trendline less than f ...