Currency speculators boosted bets on the yen and Swiss franc and remained heavily positioned against the US dollar, data from the Commodity Futures Trading Commission showed on Friday. Traders in the International Monetary Market pumped up their net long position in the Swiss franc to 15,503 contracts in the week to November 13, from 2,419 contracts the prior week.
They also went long the yen by 20,796 contracts, reversing a net short position the prior week. The value of the net short position in the US dollar dipped slightly to $30.15 billion but remained near this year's high of $32.54 billion hit the prior week.The aggregate US dollar position is derived from the net positions of International Monetary Market speculators in yen, euro, British pound, Swiss franc, Canadian and Australian dollars.