Citadel lost its bid to block IEX from launching a new type of options exchange that intentionally slows orders, after a federal appeals court on Friday rejected the market maker’s challenge https://t.co/AXNsgt5LW3

Citadel lost its bid to block IEX from launching a new type of options exchange that intentionally slows orders, after a federal appeals court on Friday rejected the market maker’s challenge https://t.co/AXNsgt5LW3

IEX Group clears path for new options exchange after court ruling against Citadel Securities