UPDATE 1-Virtu's IPO set to land, a year after postponement
April 15, 2015 at 17:56 PM EDT
NEW YORK, April 15 (Reuters) - Shares of Virtu Financial Inc , an electronic market maker that postponed its IPO a year ago amid the furor over Michael Lewis' book "Flash Boys," are slated to begin trading on Thursday in a possible sign that public angst over "high-frequency" trading is waning.