The NYSE is by far the largest market, it is the most liquid market, we have the best price 93 percent of the time, but one of the things we're not is the fastest. And some of the big institutional customers have said they want the ability to trade quickly and with a high degree of certainty and we're going to give them the ability to do that.  -   John Thain     Quotes
The NYSE is by far the largest market, it is the most liquid market, we have the best price 93 percent of the time, but one of the things we're not is the fastest. And some of the big institutional customers have said they want the ability to trade quickly and with a high degree of certainty and we're going to give them the ability to do that. John Thain