His sales have nothing to do with it. Check the back months while the stock was going up and you will find he has the same amount being sold regularly. One does not only own the company they work for, unless they are retarded.
Again, that's not what you were implying, when you mentioned inside information. Don't make me go get the posts and rack them up in order, because I will do it. I hate to cyber-skewer you Damo, but you're begging for it.