Q&A with former Nasdaq CEO Robert Greifeld John Crabb October 24, 2019 X LinkedIn Email Show more sharing options Copy Link URLCopied! Print X LinkedIn Email IFLR's John Crabb speaks to the Virtu Financial chairman about the current state of the US equities market, overseas competition and the rise of direct listings Unlock this content. The content you are trying to view is exclusive to our subscribers. To unlock this content: Take a Free Trial or Login