Not according to Thomas Peterffy, Chairman and CEO of Interactive Brokers
"At this point, IEX is a dark pool that will forward enter market sweep orders, so that they get to their destinations exactly at the same time. We made IEX available, but believe that our customers remain to be better served by our smart router, which not includes IEX also."
http://seekingalpha.com/article/214...-2014-results-earnings-call-transcript?page=3
just wanted to post that. however i think he said "inter market sweep" instead of "enter" and "now includes IEX" instead of "not includes".