US regulator rules in favour of SIFMA’s challenge of its support in market data fee increases at Nasdaq and NYSE.
Peggy Sullivan has been acting as a consultant for Vela but has now been appointed chief of staff.
Chief operating officer at NYSE Group Stacey Cunningham will begin role as president later this week.
Trading on NYSE was shut down for nearly four hours in July 2015 following technical issues.
NYSE National will begin trading as of 30 April following the acquisition of the National Stock Exchange last year.
NYSE and Nasdaq have expressed concerns over Bats Global Market’s planned closing auction alternative launch.
FINRA, Nasdaq, Bats and NYSE pursued action against firms for violating market access rules in the US.
Following a controversial approval process, NYSE has won regulatory approval to implement a speed bump on NYSE MKT.
SEC recently delayed its decision on NYSE's proposal to implement a speed bump on NYSE MKT.
NYSE Arca was closed during final minutes on Monday after system error damaged closing prices.