I don't know but AUTO bought 100k back in Jan. 07. Their increased activity here is a good sign. <A HREF="http://www.otcbb.com/asp/tradeact_mv.asp?SearchBy=issue&Issue=PLYCF&SortBy=volume&Month=.." target="_blank">http://www.otcbb.com/asp/tradeact_mv.asp?SearchBy=issue&Issue=PLYCF&SortBy=volume&Month=...</A>.