A falling wedge formed from the top. Breaking the upper line is bullish and I am expecting a retrace to at least $940. This could turn into a lot bigger advance later on. $942 is the 38% retrace from the top.
Note: The chart is for XBTH17 futures contract on BitMEX. Sign up for an account to trade BTC futures with BTC without converting to fiat: goo.gl/mSpIAc