South Korean stocks opened lower on Wednesday, mainly due to losses from technology and insurance shares. The benchmark Korea Composite Stock Price Index shed 13.59 points, or 0.5 percent, to 2,710.59 in the first 15 minutes of trading. Top tech giant Samsung Electronics slid 1.28 percent, and LG Electronics shed 0.62 percent to 95,900 won. Insurance firms were among major losers as well, with Samsung Life Insurance ...