Is IEX Battle Nearing End As Rival Exchanges Adopt Their Technology?

Is the IEX battle nearing its end point? Recent movements by rival exchanges, buttressed by the very public outreach of some firms participating in the IEX debate, have raised the specter that the IEX Exchange could be gaining momentum. A key point currently being considered is how rival exchanges once bitterly opposed to IEX methodologies are increasingly “copying” the IEX order type all before the SEC formally rules on the issue.   Is NYSE raising the white flag in the IEX battle when it adopts key technology? Perhaps benchmarking a shifting tide, last week The New York Stock Exchange was seeking…