nite is usually the ax google market maker ax the 3 cs cdel cant and csti are always in play etrf is etrade adtf is ameritrade both mostly retail vndm and vfin play when things are hot or they have lots of shares to sell all mm take orders from inside/insty clients and feed dilution if 3 cs are on top of book dont trade wait until etrf shows up about all i can say on book trading experience is king glty ps- nobody naked shorts otc stocks otcshortreport.com is bs because it includes riskless principal trades mms keep inventories and sell rpt all day always weigh volume vs price when trading