Shares closed at the day's low yesterday, down 0.63 percent, as early gains driven by another record in the Dow Jones Industrial Average overnight gave way to profit-taking, dealers said.
Uncertainty about the financial health of local companies scheduled to report their results by the end of the month also kept investors sidelined, while profit-takers took advantage of earlier gains on prospects of a recovery in the technology sector, they said.
The TAIEX closed down 50.62 points at 7,949.42, off a high of 8,026.5.
Turnover was NT$91.78 billion (US$2.76 billion).
Decliners outnumbered gainers 804 to 335, with 219 stocks unchanged.
Bellwether Taiwan Semiconductor Manufacturing Co (TSMC, 台積電) reflected the mood of the market, failing to boost buying interest despite the company's positive guidance for the current second quarter.
TSMC closed down NT$0.90 at NT$69.00, while United Microelectronics Corp (
For the week to yesterday the weighted index closed up 6.75 points or 0.08 percent, following a 1.27 percent fall a week earlier.
Average daily turnover stood at NT$96.48 billion, compared with NT$109.29 billion a week ago.
On the foreign exchange market, the New Taiwan dollar fell to the lowest in almost six months as the local unit followed the yen's weakness.
The NT dollar fell for a third week to close at NT$33.265 against the US dollar, the lowest since Oct. 31.
The unit fell 0.4 percent this week, the biggest drop since March 16.
Turnover was US$772 million on the Taipei Forex Inc.
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