Hong Kong's stock market indices rose on Wednesday, ending a four-day decline, led by semiconductor and AI hardware sectors. The Hang Seng Index closed up 0.33% at 23,412.18 after intraday fluctuations that briefly pushed it above 23,500 points, while the Hang Seng Tech Index gained 1.81% and the Hang Seng China Enterprises Index edged up 0.07% to 7,764.97 points. The rally was driven by semiconductor stocks responding to TSMC wafer price increase notifications and strong performance from newly listed biotech and robotics companies. The session marked a sector rotation into technology stocks after four consecutive days of market declines.
Hang Seng Index Rises 0.33% Ending Four-Day Decline
The Hang Seng Index opened higher on Wednesday and fluctuated throughout the session, briefly surging above 23,500 points intraday before closing up 0.33% at 23,412.18. The Hang Seng Tech Index gained 1.81%, while the Hang Seng China Enterprises Index rose 0.07% to 7,764.97 points. Active sectors included semiconductors, storage concepts, pharmaceutical outsourcing, optical communications, and mobile gaming stocks. Technology stocks showed strong performance with more gainers than decliners, with Tencent rising over 3% while Meituan fell over 2%.
Semiconductor Stocks Lead Gains with Double-Digit Rallies
Semiconductor stocks rallied throughout the session, with Tianshuzhi Core surging over 21%, Hua Hong Semiconductor jumping over 15% to reach a new historical high, and SMIC rising nearly 9%. Lithium battery sector stocks strengthened, with Longpan Technology gaining over 3%. CRO and innovative drug concepts surged, with Asymchem Laboratories soaring over 13% and WuXi AppTec rising over 8%.
TSMC Notifies Clients of 5-10% Wafer Price Increases
Technology analyst Tim Culpan reported that TSMC has notified clients of wafer foundry price increases, with the range extending beyond the rumored 3-nanometer process to include all advanced processes at 7-nanometer and below. The overall price increase ranges from approximately 5% to 10%, affecting about 75% of wafer revenue sources. According to a Huatai Securities research report, global lithium battery demand maintains growth, with European new energy vehicle penetration rate expected to break through 30% this year. Combined with increased battery capacity per vehicle, the industry supply-demand balance is gradually tightening.
Two New IPOs Debut with Mixed Performance
Two new stocks listed on the Hong Kong stock market on Wednesday, with Micron Biotech surging 102% on its first trading day and Seer Robotics rising 4%. Micron Biotech's core product MT1013 is currently in Phase III clinical trials, while Seer Robotics' "robot brain" controller ranks first globally in sales. The two new stocks drove CRO and innovative drug concept stocks collectively higher. The global biotechnology event "BIO 2026" started on Monday (22nd) in San Diego, United States. The conference covers cutting-edge fields including AI and digital health, cell and gene therapy, with Chinese CXO companies' high-efficiency advantages attracting attention.
Retail and Brokerage Stocks Decline
Declining sectors included mainland China retail stocks, Chinese brokerage stocks, power equipment stocks, and rare earth concept stocks. MINIMAX fell over 7%, Hongyuan Futures dropped nearly 6%, JL MAG Rare-Earth declined over 4%, Xinyi Solar fell nearly 4%, and China Life Insurance dropped over 3%.
FAQ
What caused Hong Kong's Hang Seng Index to rise on Wednesday?
The Hang Seng Index rose 0.33% to 23,412.18 on Wednesday, ending a four-day decline, driven by semiconductor and AI hardware sector rallies. Key catalysts included TSMC's notification to clients of 5-10% wafer price increases for advanced processes and strong debut performance from two newly listed stocks in biotech and robotics.
Which semiconductor stocks showed the strongest gains in Hong Kong?
Tianshuzhi Core surged over 21%, Hua Hong Semiconductor jumped over 15% reaching a new historical high, and SMIC rose nearly 9%. The semiconductor sector rally was supported by news that TSMC notified clients of wafer price increases ranging from 5% to 10% for all advanced processes at 7-nanometer and below, affecting approximately 75% of wafer revenue sources.
