ChainCatcher news, according to Coindesk, cryptocurrency exchange Kraken has acquired the digital asset-focused division TradeStation Crypto of online brokerage firm TradeStation to expand its regulatory license scope in the United States.A Kraken spokesperson stated that they can confirm Kraken's recent purchase of TradeStation's crypto business. Meanwhile, this transaction is part of an effort to accelerate its business in the United States and will bring further growth and new product opportunities for Kraken in the U.S. The company declined to disclose the amount paid, and this acquisition had not been publicly disclosed prior.