Greifeld was part of a delegation of stock exchange executives who visited the SEC in April 2013 to highlight the rise of off-exchange trading. Their presentation concluded with a request for a rule that would require most trades be sent to an exchange unless private venues could improve on publicly quoted prices by a certain amount. Speaking at the same event as White on June 5, he welcomed her comments about dark trading.
“When you look at the fundamental mission of the SEC, if you make that statement and you believe that, then it’s a call to action,” he said.