The late selling followed a Big Board announcement that curbs on computerized trading techniques will go into effect today for a week.
For the brokers who work the floor of the Big Board, the past two weeks have been as exhausting and exhilarating as a triumphant run in a marathon race.
That happened when the Big Board combined with the electronic trading exchange Archipelago Holdings.
Development of Military Big Board Square Cabin of Aluminum Alloy and Polyester Sandwich