An electronic board showing the Korea Composite Stock Price Index at a dealing room of the Hana Bank headquarters in Seoul on Friday. (Yonhap) Seoul shares opened higher Friday, led by gains in technology stocks despite renewed geopolitical tensions in the Middle East.After opening 1.09 percent higher, the benchmark Korea Composite Stock Price Index traded up 79.21 points, or 1.26 percent, at 6,375.59 as of 9:15 a.m.The index plunged 4.58 percent in the previous session, dragged down mainly by losses in technology stocks.Overnight, US stocks declined. The Dow Jones Industrial Average rose 0.85 percent, and the tech-heavy Nasdaq Composite climbed 0.06 percent amid a lack of clarity over a possible agreement between the United States and Iran to reopen the Strait of Hormuz.Iran reportedly plans to deny US and Israeli ships access to the strategic waterway and require compensation from countries it considers hostile before allowing them passage.In Seoul, tech shares led the gains.Market bellwether Samsung Electronics rose 2.49 percent, and its chipmaking rival SK hynix climbed 0.6 percent.Leading steelmaker POSCO Holdings gained 2.51 percent, and Korea Aerospace Industries advanced 4.6 percent.Among decliners, top carmaker Hyundai Motor fell 1.94 percent, and state-run utility Korea Electric Power Corp. backtracked 1.81 percent.The Korean won was trading at 1,424.70 won against the US dollar as of 9:15 a.m., down 0.6 won from the close of stock trading the day before. (Yonhap)