Virtu Financial  (VIRT - Get Report) has agreed to takeover high frequency trading firm KCG Holdings  (KCG) for $1.4 billion, according to the Financial Times

Virtu will purchase the company for $20 per share, a 13% premium over KCG's closing price on Wednesday. Virtu Financial shares were up over 5% premarket Thursday on the news. 

KCG shares were up over 11% premarket. 

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