Hot HFT debate may claim Virtu's IPO as victim By: CNBC.com News April 02, 2014 at 09:46 AM EDT The knock-on effects from the debate over 'rigged' markets may push high-speed trading firm Virtu to postpone its initial public offering (IPO). Read More >> Related Stocks: Amtd Idea Group Biogen Idec Goldman Sachs Group International Business Machines Regeneron Pharmaceuticals The Rubicon Project Inc