NYSE's July 8 halt pushed trading to other exchanges: U.S. SEC

When the New York Stock Exchange came to a surprise standstill of more than three hours on July 8, trading simply migrated to other exchanges, according to an analysis released by the U.S. Securities and Exchange Commission on Wednesday. Trading halted at 11:32 a.m., raising fears that one of the world's largest stock exchanges had fallen prey to a cyber attack. "While the NYSE’s share of trading volume declined, other market centers - especially other exchanges - experienced unusually lar