** Shares of Intercontinental Exchange Inc, which owns theNew York Stock Exchange, up 1.7 pct at $71.83
** Cannot "rule out starting futures contracts on digitalcurrencies" - Bloomberg reports
** "There is a trend here we can't ignore in my mind, so Idon't discount it" - CEO Jeffrey Sprecher tells Bbg
( )
** Bitcoin trading down ~4 pct at $6746.81 on theLuxembourg-based Bitstamp exchange
** CME Group Inc and Cboe Global Markets Inc started futures contract on bitcoin in Dec
** ICE's CEO had said in December he did not know what tomake of cryptocurrencies
** Up to Friday's close, stock had risen 17.2 pct in thepast 12 months vs Cboe Global's 36 pct rise (Reporting by Nikhil Subba in Bengaluru)