Foreign Investors Net Sell NT$112.4 Billion as Taiwan Stocks Plunge 1,156 Points

林林靖雯 財經主筆2026-10-30 15:51

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Taiwan stocks faced heavy selling pressure on October 30, with the TAIEX plunging 1,156.50 points to close at 45,211.83 points. Foreign investors net sold NT$112.467 billion in a single day, the 7th largest on record, topping NT$100 billion for the third time in October. The three major institutional investors sold a combined NT$139.844 billion, with more than 2,000 listed and OTC stocks falling.

TAIEX Plunges 1,156 Points as Sentiment Turns Cautious

Taiwan stocks saw broad-based selling on October 30, with the TAIEX closing at 45,211.83 points, down 1,156.50 points, or 2.49%, with turnover reaching NT$877.73 billion. The OTC index also weakened, closing at 370.26 points, down 17.11 points, or 4.42%, with turnover of NT$202.109 billion. The session showed heavy-volume selling, with declines in both the listed and OTC markets, indicating across-the-board profit-taking and a clear shift toward caution.

Foreign Investors Net Sell NT$112.4 Billion, 7th Largest on Record

On the institutional front, the three major institutional investors sold a combined NT$139.844 billion. Foreign and mainland Chinese investors net sold NT$112.467 billion, standing firmly on the sell side, marking the 7th largest single-day net sell in history and the third time in October that single-day net sales exceeded NT$100 billion. Investment trusts net bought NT$23.993 billion, continuing to buy on dips as the only net-buying institutional group. Proprietary dealers net sold a combined NT$51.37 billion, including NT$3.84 billion in proprietary trading and NT$47.53 billion for hedging.

TSMC Leads Declines as Heavyweight Electronics Weaken

Turnover leaders were dominated by decliners. TSMC posted the highest turnover, closing at NT$2,370, down NT$45, or 1.86%, the main heavyweight drag on the broader market. MediaTek closed at NT$3,915, down NT$130, or 3.21%. UMC closed at NT$111.5, down NT$4, or 3.46%. Power supply and electronic component stocks fell even more sharply, with Delta Electronics closing at NT$1,335, down NT$145, or 9.80%, ending limit-down. Yageo closed at NT$502, down NT$41, or 7.55%, among the steepest declines in large-cap electronics.

Over 2,000 Listed and OTC Stocks Fall as Small-Cap Pressure Builds

Selling spread from semiconductors to memory, assembly and testing, and electronic component supply chains. WIN Semiconductors closed at NT$578, down NT$16, or 2.69%. Nan Ya Plastics closed at NT$296, down NT$16, or 5.13%. ASE Technology Holding closed at NT$668, down NT$15, or 2.20%. Nanya Technology closed at NT$454.5, down NT$22.5, or 4.72%. Unimicron closed at NT$989, down NT$51, or 4.90%. A total of 1,148 listed stocks fell, with only 158 rising. In the OTC market, 853 stocks fell and 248 rose, showing clear adjustment pressure on small and mid-cap stocks as well.

FAQ

How did the Taiwan TAIEX perform on October 30?

The TAIEX closed at 45,211.83 points, down 1,156.50 points, or 2.49%, with turnover of NT$877.73 billion; the OTC index closed at 370.26 points, down 17.11 points, or 4.42%.

What were the net institutional buys and sells for the day?

The three major institutional investors sold a combined NT$139.844 billion, with foreign and mainland Chinese investors net selling NT$112.467 billion, investment trusts net buying NT$23.993 billion, and proprietary dealers net selling a combined NT$51.37 billion.

How did major heavyweight electronics stocks perform on the day?

TSMC closed at NT$2,370, down 1.86%; MediaTek closed at NT$3,915, down 3.21%; UMC closed at NT$111.5, down 3.46%; Delta Electronics closed at NT$1,335, limit-down, down 9.80%; and Yageo closed at NT$502, down 7.55%.