Over the week ending January 2, the number of open contracts for bitcoin futures on the CBOE rose from 3737 to 4065, according to the report of the Commodity Futures Trading Commission (CFTC).
A total of 39 traders took part in the trading process, some of them being brokers representing their clients.
The net short position of the bigger players, including brokers, funds with external financing, and others who are obliged to submit regular reports to the commission, grew 2.4 times in a week, from 701 to 1688 contracts (the volume of long positions decreased from 2,332 to 1,356 contracts, short positions increased from 3,033 to 3,044 contracts).
The net long position of the smaller players decreased from 1,801 to 1,688 contracts (long positions are down from 2,388 to 2,338 contracts, short positions are up from 587 to 650 contracts).
The CME Group, which trades bitcoin futures since December 18, is still not reflected in the weekly CFTC report.
The trading volume of one contract is one bitcoin on CBOE and 5 bitcoins on CME.