The anecdotal, apocryphal rumor I heard back in the day when Concorde was still flying was that the big Wall Street investment banks accounted for a third to a

The anecdotal, apocryphal rumor I heard back in the day when Concorde was still flying was that the big Wall Street investment banks accounted for a third to a half of all Concorde traffic between London and New York. Impossible to verify, and possibly too good to verify... but I would not be surprised if a large chunk of passengers did come from that demographic.