Taiwan stocks shed 1.37 percent to its lowest level in nine weeks on Monday, tracking falls in regional bourses, with smartphone maker HTC plunging 7 percent after posting a 70 percent drop in quarterly net profit. The main TAIEX index slumped 105.39 points to 7,600.87, a closing level not seen since early February. Among the worst performers, electronics and financials were down 1.46 percent and 1.22 percent, respectively.