LME 3-month copper last at $5,740/ton, +$5 vs London PM kerb and likely heading for quiet open in London as Shanghai copper futures lackluster, LME cash-to-3-month spread hardly changed, says Tokyo-based trader; but notes sentiment toward copper, commodities more bullish following upbeat U.S. 4Q GDP data overnight. Next resistance for 3-month copper is January high of $5,950, which if broken may trigger large stop-loss buys.