FTX's Crypto Derivatives Platform LedgerX Gets Bid From Miami Exchange Katherine Doherty and Isis Almeida - Bloomberg FTX has attracted bidders including Miami International Securities Exchange for its crypto-derivatives platform, LedgerX, one of the few solvent pieces of Sam Bankman-Fried's former empire. The exchange, known as MIAX and owned by Miami International Holdings Inc., made an offer for LedgerX, which is being sold in FTX's bankruptcy proceedings, according to people with knowledge of the matter. Other bidders include Kalshi Inc., the people said, asking not to be identified because the discussions are private. The size of the bids couldn't immediately be learned. /jlne.ws/3LXP2Kf