Everyone, this is what I heard. Any Firms linked to Tuco will now be investigated. Also any Firms that use or used Sterling and allows their traders to short all stocks. This makes total sense. I mean how is it possible to short IPOâs? This was brutal. The whole argument about the Firms blaming the software or provider wonât cut it. Everyone knows you are not allowed to do this. As time goes on, I believe we will be seeing more and more tightening in this industry