I don't know if this is an issue with React or IE11 but when an the input initially contains an EN-dash (8211) it fires the change event. 
JSFiddle http://jsfiddle.net/uH539/10/

var listenerToPut = this;
  EventPluginHub.putListener(
    listenerToPut.inst,
    listenerToPut.registrationName,
    listenerToPut.listener
  );
}
function optionPostMount() {