Greek stocks lost more than 4 percent yesterday, falling below 2,200 points, led by a sharp decline in bank shares. The Athens Exchange’s benchmark general index dropped 4.05 percent to 2,143.37 points. The blue chip FTSE/ATHEX 20 index tumbled 4.37 percent to end at 1,095.96 points, while banks slumped 5.98 percent. National Bank ended at 17.70 euros, off 5.09 percent, and Eurobank fell 7.87 percent to 7.14 euros. Public Power Corporation also took steep losses, falling 4.93 percent to 13.50 euros. Among the winners was betting company OPAP, which added 0.79 percent to 20.38 euros. Turnover reached 159.4 million euros versus 239 million in the previous session.