Stock Markets June 4, 2026 02:05 AM

Taiwan Index Hits Record High as Tech and Services Stocks Lead Gains

Information Services, Plastics and Computer-related names push Taiwan Weighted up 0.48% into new territory

By Maya Rios

Taiwan equities closed higher on Thursday, with the Taiwan Weighted index rising 0.48% to a fresh all-time high. Strength in Information Services, Plastic manufacturers and Computers & Peripherals shares underpinned the advance, while several individual names recorded double-digit moves in both directions. Commodity and currency markets showed mixed moves alongside the local session.

Taiwan Index Hits Record High as Tech and Services Stocks Lead Gains

Key Points

  • Taiwan Weighted rose 0.48% to a new all-time high, fueled by gains in Information Services, Plastics and Computers & Peripherals sectors.
  • Top winners included King Core Electronics (TW:6155) and Fortune Information Systems (TW:2468), each up 10.00%; G.M.I Technology (TW:3312) gained 9.98% to a 52-week high.
  • Notable declines included Huaku Development (TW:2548) -14.69%, Formosa Sumco Technology (TW:3532) -9.99%, and Yeong Guan Energy Technology Group (TW:1589) -9.92% to an all-time low.

Taiwan stocks finished higher on Thursday, as advances in Information Services, Plastic and Computers & Peripherals sectors helped lift the market. By the close, the Taiwan Weighted index had climbed 0.48% and reached a new all-time high.

The session saw strong performances from a handful of listings. King Core Electronics Inc (TW:6155) led gains, jumping 10.00% - an increase of 6.90 points - to finish at 75.90, closing at a record high for the company. Fortune Information Systems Corp (TW:2468) also advanced 10.00%, or 3.65 points, ending the day at 40.15. G.M.I Technology Inc (TW:3312) rose 9.98%, adding 5.50 points to close at 60.60; that move took the stock to a 52-week high.

Not all names participated in the rally. Huaku Development Co Ltd (TW:2548) was the weakest large-move name, tumbling 14.69% - a loss of 18.00 points - to close at 104.50. Formosa Sumco Technology Corp (TW:3532) fell 9.99%, down 35.00 points to 315.50, while Yeong Guan Energy Technology Group Co Ltd (TW:1589) declined 9.92%, losing 0.61 points to settle at 5.54 and reaching an all-time low.

Market internals recorded an unusual notation in the close data: falling stocks outnumbered advancing ones on the Taiwan Stock Exchange by 0 to 0.


Sector and stock-level notes

  • Information Services, Plastics and Computers & Peripherals were the main sectoral contributors to the session's gains.
  • Several individual stocks experienced large percentage swings, with three names rising roughly 10% and three names sliding roughly 10% or more.
  • King Core Electronics and G.M.I Technology posted notable new peaks, while Yeong Guan Energy hit an all-time low.

Commodities and currency moves

Commodity markets were mixed during the session. U.S. crude oil for July delivery fell 0.96%, down $0.92 to $95.10 per barrel. Brent for August delivery dropped 1.02%, or $1.00, to $96.81 per barrel. The August gold futures contract rose 0.77%, gaining $34.20 to trade at $4,501.10 a troy ounce.

On currency markets, USD/TWD strengthened 0.10% to 31.51, while TWD/CNY was unchanged at 0.22. The US Dollar Index Futures slipped 0.10% to 99.41.


Market context and closing observations

The session's breadth was driven by notable individual stock volatility within sectors tied to technology and information services, offset by sharp declines in select industrial and energy-related names. Commodity prices and currency moves were modest but varied, with oil easing while gold strengthened.

Investors following individual large-move names should note the sizeable intraday and overnight swings evident in both directions on this trading day.

Risks

  • Large single-stock volatility - several listed companies moved around 10% or more in either direction, creating higher idiosyncratic risk for investors in affected sectors such as Technology and Energy.
  • Commodity price swings - declines in crude and Brent oil, alongside a rise in gold, signal mixed commodity conditions that can affect energy and resource-related firms.
  • Currency and index sensitivity - modest moves in USD/TWD and the US Dollar Index Futures indicate that exchange-rate shifts and U.S. dollar strength could influence exporters and importers.

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