According to StreetInsider.com, AeroVironment (AVAV) has announced that its CEO and chairman, Timothy Conver has established a Rule 10b5-1 stock trading plan to sell a portion of his holdings which is held in the Conver Family Trust.  Under the plan, the Trust may sell up to 280K shares over a period of nine months but Conver would still own over 4 million shares of his company, so it’s a not a big percentage of the his total holdings