BITCOIN Non-Commercial Speculator Positions:Large cryptocurrency speculators nudged their bearish net positions up a tick this week in the Bitcoin futures markets, according to the latest Commitment of Traders (COT) data released by the Commodity Futures Trading Commission (CFTC) on Friday.The non-commercial futures contracts of Bitcoin futures, traded by large speculators and hedge funds, totaled a net position of -1,679 contracts in the data reported through Tuesday May 29th. This was a weekly…