Taiwan Stocks Fall 667 Points, PCB Plunges, Shang Mao Posts 5th Consecutive Limit-Up

吳吳孟哲 國際財經記者2026-10-29 17:42

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30-second brief

Taiwan stocks opened lower and trended down on the 29th, with the weighted index falling 667.25 points to close at 46368.33 points, down 1.42%. The PCB sector was broadly lower, with Kinsus and others plunging over 5%, while only Shang Mao posted its 5th consecutive limit-up, becoming the focus of the session, with turnover reaching 7891 hundred million yuan.

Market Opens Lower and Closes Down 667 Points

Despite all four major U.S. stock indexes closing higher on Wednesday, Taiwan stocks still opened lower and moved lower on the 29th, with the weighted index finally falling 667.25 points to close at 46368.33 points, down 1.42%, with trading volume reaching 7891 hundred million yuan, as the broader market remained weak and electronics heavyweights came under pressure.

Substrate Leaders and Gold Circuit Electronics Plunge

The PCB sector was broadly lower today, with substrate maker Kinsus plunging 7.34% to close at 959 yuan. Fellow substrate leader Unimicron fell 5.45% to close at 1040 yuan, and Zhen Ding-KY fell 5.45% to close at 520 yuan. AI server board leader Gold Circuit Electronics fell 5.91% to close at 1115 yuan, as heavyweight stocks weakened together, dragging down sector sentiment.

Stocks Falling Over 4% at a Glance

Among other stocks falling over 4%, HannStar Board reported 74.1 yuan, down 9.85%, Jing Guo reported 30.8 yuan, down 9.41%, Lu Sheng reported 49.2 yuan, down 8.04%, Da Sheng reported 43.5 yuan, down 7.86%, Flexium reported 75.8 yuan, down 7.79%, Precision Circuit reported 84.3 yuan, down 7.06%, Lin Hong reported 59.3 yuan, down 5.87%, Bo Cheng reported 50.1 yuan, down 5.29%, Nan Zi Electric reported 144 yuan, down 4.95%, Fu Qiao reported 137 yuan, down 4.86%, Career reported 17.05 yuan, down 4.75%, Compeq reported 213.5 yuan, down 4.69%, Jin Ju reported 438.5 yuan, down 4.67%, Jian Rong reported 84.5 yuan, down 4.52%, Yao Hua reported 43.35 yuan, down 4.41%, Gao Ji reported 211 yuan, down 4.31%, ITEQ reported 745 yuan, down 4.24%, Chang Xin reported 67.7 yuan, down 4.24%, Sheng Tai reported 46.15 yuan, down 4.15%, Tai Ding-KY reported 54 yuan, down 4.09%, and Asia Electric reported 68.6 yuan, down 4.06%.

Shang Mao Posts 5th Consecutive Limit-Up as Bright Spot

The contrarian bright spot was Shang Mao, which posted limit-up for 5 consecutive trading days, becoming the bright spot on the sector board. The overall PCB sector fell more than it rose, with short-term volatility intensifying. This information is for reference only; investors should make independent judgments, evaluate carefully, and bear their own investment risks.

FAQ

How did Taiwan stocks perform on the 29th?

The weighted index closed at 46368.33 points, down 667.25 points, or 1.42%, with trading volume of 7891 hundred million yuan, showing an open-lower, close-lower pattern.

Which PCB heavyweights fell the most?

Kinsus fell 7.34% to close at 959 yuan, Gold Circuit Electronics fell 5.91% to close at 1115 yuan, and Unimicron and Zhen Ding-KY each fell 5.45%, closing at 1040 yuan and 520 yuan respectively.

Were there any contrarian gainers on the PCB board?

Shang Mao posted limit-up for 5 consecutive trading days, becoming the bright spot in the PCB sector, while most other stocks fell over 4%.