Last week, Vickers Weekly Insider Report noted that corporate insiders are dumping shares like there’s no tomorrow. Insiders sold 6.31 shares for every share they bought. Contrast that with the seemingly brilliant move insiders made at the market low in March, buying three shares for every share they sold. Some analysts are saying there is only one interpretation to this recent turn in insider activity: The market is due for a spill. But not so fast…