Policy, Citadel, Regulation, News A group backed by Citadel Securities and other firms sued the U.S. derivatives regulator for opening a path for perps that it argued belong in the SEC’s hands. A group backed by Citadel Securities and other firms sued the U.S. derivatives regulator for opening a path for perps that it argued belong in the SEC’s hands. CoinDesk: Bitcoin, Ethereum, Crypto News and Price Data Read More