HKEX(HK:00388) Di Yi Cai Jing·2025-07-31 03:30Core Viewpoint - The Hong Kong Stock Exchange (HKEX) is set to reduce the minimum price fluctuation unit for securities trading, with a maximum reduction of 60%, aimed at enhancing market liquidity and trading efficiency [1][2][3] Summary by Relevant Sections Minimum Price Fluctuation Unit Adjustment - Starting from August 4, the minimum price fluctuation unit for securities will be adjusted in phases. For securities priced between HKD 10 and 20, the minimum fluctuation will decrease from HKD 0.02 to HKD 0.01 (a 50% reduction). For those priced between HKD 20 and 50, it will drop from HKD 0.05 to HKD 0.02 (a 60% reduction) [2][5] - This adjustment applies to stocks, Real Estate Investment Trusts (REITs), and equity warrants [2] Market Liquidity and Trading Efficiency - The HKEX aims to improve market liquidity through this adjustment, making it easier for orders to be executed at expected prices and aligning trading prices closer to the actual value of stocks [1][4] - The average daily trading volume in the Hong Kong stock market reached HKD 240.2 billion in the first half of 2025, reflecting a 118% increase compared to the same period last year [3] Impact on Market Participants - Industry experts believe that the reduction in the minimum price fluctuation unit will lower trading costs and enhance efficiency, potentially attracting more quantitative funds into the market [4] - However, there are concerns that traders relying on small price differences for arbitrage may exit the market due to reduced profit margins, which could negatively impact overall market liquidity [1][7] Future Phases of Adjustment - A second phase of adjustments is planned for securities priced between HKD 0.5 and 10, which will see a 50% reduction in the minimum price fluctuation unit, expected to be implemented next year [2][5]