New Bitcoin-based security slightly higher in debut on CME

NEW YORK (AP) — A new security based on the price of the digital currency bitcoin was trading slightly higher Monday after its debut on the Chicago Mercantile Exchange, a week after another such security launched on a rival exchange.
The CME Group, which owns the Chicago Mercantile Exchange, opened up futures of bitcoin, which has soared in value and volatility this year, for trading on Sunday evening. By 7:50 a.m. EST (1220 GMT) Monday the futures contract that expires in January was at $