Taiwan Stocks: AU Optronics, Taiwan Semiconductor, TPK

Stocks of the following companies had unusual moves in Taiwan trading. Stock symbols are in parentheses and prices are as of 1:30 p.m. close in Taipei.

The Taiex Index advanced 237.64, or 3.3 percent, to 7,550.23, halting a five-day slump.

AU Optronics Corp. (2409) (2409 TT), Taiwan’s second-largest maker of liquid-crystal displays, gained 2 percent to NT$12.50. It signed a distribution agreement with SunWize Technologies Inc. to enter the North American solar market.

Formosa Chemicals & Fibre Corp. (1326) (1326 TT) advanced 3.7 percent to NT$81.70, the highest close since Aug. 5. The petrochemical maker reported first-half net income of NT$28.2 billion ($972 million), up from NT$22.4 billion a year earlier, the company said in a statement to the Taiwan stock exchange yesterday.

Taiwan Glass Industrial Corp. (1802) (1802 TT) rose 1.2 percent to NT$36.95. The glassmaker sold 4.68 million shares of Nan Ya Plastics Corp. (1303) (1303 TT) between Aug. 11 and yesterday, the Taipei-based company said in an exchange statement. Taiwan Glass booked NT$64.2 million gain from the sale and retained a 0.11 percent stake after the disposal, according to the statement.

Taiwan Semiconductor Manufacturing Co. (2330 TT), the world’s largest contract chipmaker, gained 2.8 percent to NT$66.80, the biggest jump since Aug. 10. The company sold NT$18 billion of bonds in two parts, Elizabeth Sun, a company spokeswoman, said yesterday.

TPK Holding Co. (3673 TT) jumped 6.9 percent to NT$647, the steepest increase since Aug. 10, after it raised its third- quarter guidance. Revenue will be little changed this quarter from the second-quarter, compared with an earlier forecast for a decline of 3 percent to 5 percent, Freddie Liu, chief financial officer of the Taipei-based company said by phone today.

To contact the reporter on this story: Adela Lin in Taipei at alin95@bloomberg.net

To contact the editor responsible for this story: Darren Boey at dboey@bloomberg.net

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