What was the main market movement in Taiwan today?

The Taiwan stock market rose in morning trading, led by petrochemical stocks. MediaTek surged, lifting the index, while TSMC edged down slightly.

Why did petrochemical stocks rise sharply?

Rising crude oil prices and improved supply-demand outlook triggered strong buying in petrochemical stocks, with several hitting their daily limits.

What caused TSMC's stock to decline?

Profit-taking in the semiconductor sector and uncertainty over U.S. interest rates made investors cautious, leading to a slight dip.

What drove MediaTek's stock surge?

Recovery in smartphone demand and expanding AI chip adoption boosted investor confidence in MediaTek.

What are the market outlook implications from today's trends?

Petrochemical strength may continue short-term, but semiconductor giants' moves will likely determine the broader market direction.

Morning Market Update: Taiwan Stock Market Rises Amid Volatility! MediaTek Jumps Nearly 5%, Petrochemical Stocks Surge, TSMC Slightly Down 0.83%

Published Jul 23, 2026 11:06 AM ・ Updated Jul 23, 2026 12:26 PM ・ 3 min read ・ Source: PR Times

On the 23rd, Taiwan's stock market opened higher amid volatility. Petrochemical stocks surged across the board, and MediaTek rose nearly 5%, while TSMC edged down 0.83%.

Taiwan's stock market (Taiex) showed a volatile upward trend on the morning of the 23rd. According to market data, the index stood at 44,800.7 points at 09:14, up 0.08% from the previous close. By 10:00, it further climbed to 44,845.36 points, gaining 0.04%.

Major weighted stocks mostly rose, driving the overall market higher, though TSMC saw a slight decline in early trading.

【Performance of Key Weighted Stocks】 TSMC (2330): 2,380 ▼20 (-0.83%) Hon Hai (2317): 256.5 ▲5 (2.39%) MediaTek (2454): 4,015 ▲165 (4.29%) Delta Electronics (2308): 1,930 ▲40 (2.66%) Quanta Computer (2382): 335.5 ▲5.5 (1.82%)

【Strongly Rising Stocks】 Petrochemical stocks stood out, with multiple shares approaching or hitting the daily trading limit.

Formosa Chemicals & Fibre (6505): 93.6 ▲8.5 (+9.99%) Formosa Plastics (1301): 69.8 ▲6.3 (+9.92%) Formosa Chemicals (1326): 77.6 ▲7 (+9.92%) Jing Lian (3652): 34.75 ▲3.15 (+9.97%) Hong Hsu-KY (2243): 57.4 ▲5.2 (+9.96%) Chia Chi (6715): 424 ▲38.5 (+9.95%) Cheng Shin Industry*-Creative (6969): 35.05 ▲3.15 (+9.87%) Chicony Electronics (3017): 2,445 ▲200 (+9.27%) Heng Tai (1325): 29.1 ▲2.45 (+9.18%)

【Weakly Performing Stocks】 Conversely, some stocks faced heavy selling pressure and declined sharply in morning trading.

Mega Union Industrial (6944): 804 ▼228 (-22.04%) Hwa Yo Union (1436): 38.6 ▼6.7 (-14.79%) Sheng Ta (1720): 56.3 ▼7.3 (-11.50%) Kuan Hsi Electric (2466): 104 ▼11.5 (-9.96%) Young Bo (2493): 236 ▼26 (-9.92%) Hwa Cheng (1810): 31.3 ▼3.35 (-9.81%)

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Source: PR Times
Category: News

Morning Market Update: Taiwan Stock Market Rises Amid Volatility! MediaTek Jumps Nearly 5%, Petrochemical Stocks Surge, TSMC Slightly Down 0.83%

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