Odaily Planet Daily News Cryptocurrency exchange Kraken has completed the acquisition of NinjaTrader, a futures broker registered with the U.S. Commodity Futures Trading Commission (CFTC), and reported that its first-quarter revenue increased by 19% year-on-year to US$471.7 million. The acquisition of NinjaTrader will enable Kraken's U.S. customers to enter the traditional derivatives market, in line with its plan to expand its product range and become the preferred platform for all types of transactions. It is reported that this is the largest transaction to date between cryptocurrency and traditional financial companies. (Cointelegraph)