News / Taiwan / cnyes
TPEx Index Slides Over 2% as IC Substrate and Optical Lens Stocks Lead Sell-off
Electronic Technology · Electronic Components · cnyes · 2026-09-03
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The Taipei Exchange (TPEx) index dropped 2.01% in intraday trading, led by sharp declines in IC substrate and optical lens manufacturers amid broader market weakness.
What Happened
Market Overview: The Taipei Exchange (TPEx) weighted index experienced a significant pullback during intraday trading, falling 8.18 points or 2.01% to reach 398.78 points.
Sector Performance: Selling pressure was concentrated in the electronic components sector, with IC substrate stocks leading the decline by 4.96% as investors offloaded positions.
Individual Stock Movements: Notable decliners included Nanya PCB, which hit a 10% limit-down, while Zhen Ding-KY and Kinsus Interconnect Technology saw losses of 6.8% and 6.49%, respectively. The optical lens segment also faced heavy selling, with Largan Precision and Calin Technology dropping significantly.
Market Sentiment: The broad-based decline across key technology segments highlights growing caution among investors, as the market faces intensified downward pressure on high-growth electronic components.