The Hong Kong Exchange (HKEX) continues to demonstrate strong momentum in 2025, with significant growth across its securities and derivatives markets. This comprehensive market overview for May 2025 highlights key performance indicators, trading volumes, listings, and investor activity—providing valuable insights for market participants and financial professionals.
Securities Market Performance
The Hong Kong securities market maintained robust growth in May 2025, reflecting increased investor confidence and market liquidity.
- Market Capitalization: Total market value reached **HK$40.9 trillion** by the end of May 2025, a 5% increase from April’s HK$38.8 trillion and a substantial 24% year-on-year rise from HK$32.9 trillion.
- Average Daily Trading Value (ADTV): In May 2025, the ADTV stood at **HK$210.3 billion**, up 50% compared to HK$139.8 billion in the same period last year.
- Year-to-Date ADTV: From January to May 2025, the average daily turnover surged to **HK$242.3 billion**, representing a 120% increase over the prior-year period (HK$110.2 billion).
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Growth in Specific Financial Instruments
Several product categories showed exceptional growth in trading activity:
- Exchange Traded Funds (ETFs): Average daily turnover hit **HK$35.5 billion**, soaring 198% from HK$11.9 billion in the first five months of 2024.
- Derivative Warrants: Turnover averaged HK$7.8 billion daily, up 66% year-on-year.
- Callable Bull/Bear Contracts (CBBC): Average daily volume rose to HK$9.9 billion, a remarkable 87% increase.
- Leveraged and Inverse Products: Recorded an average of HK$4.5 billion per day, up 80% from the previous year.
New Listings and Fundraising Activity
IPO momentum remains strong in 2025:
- New Listings: A total of 29 new companies were listed on HKEX during the first five months of 2025—an increase of 38% from 21 in the same period last year.
- IPO Fundraising: Proceeds from initial public offerings reached **HK$77.7 billion**, a staggering **709% jump** compared to HK$9.6 billion in 2024.
- Total Fundraising: Including follow-on offerings and placements, total capital raised amounted to HK$235.1 billion, up 383% year-on-year.
Derivatives Market Activity
The derivatives market also recorded solid performance, driven by rising demand for hedging and speculative instruments.
- Average Daily Volume (ADV): Futures and options combined saw an ADV of 1,765,657 contracts in the first five months of 2025, up 13% from 1,562,317 contracts in the prior year.
- Stock Index Futures: ADV grew slightly to 622,753 contracts (+3%).
- Stock Options: Turnover surged to 897,710 contracts daily—an impressive 26% increase.
- Stock Futures: ADV rose to 9,889 contracts (+15%).
- RMB Currency Futures: ADV reached 114,001 contracts, up 43% year-on-year.
Despite this strong annual trend, May 2025 saw a monthly decline in derivatives trading volume:
- Total futures and options ADV dropped to 1.39 million contracts, down 24.6% from April’s 1.84 million.
- This was primarily due to reduced volatility and lower macroeconomic catalysts during the month.
Market Structure and Key Indicators (May 2025)
| Metric | May 2025 | April 2025 | YoY Change |
|---|---|---|---|
| Listed Companies | 2,633 | 2,610 | +38 new listings YTD |
| Market Cap (HK$ billions) | 409,328 | — | +24% YoY |
| Total Securities Listed | 15,144 | — | +14% YoY |
| Derivative Warrants (Outstanding) | 5,532 | — | +18% YoY |
| CBBC (Outstanding) | 5,317 | — | +36% YoY |
Mainland Chinese securities continue to dominate trading activity:
- H-shares and non-H mainland firms accounted for 80.9% of total market cap.
- These stocks represented 89.9% of total share turnover, highlighting their central role in investor portfolios.
Trading Volume Breakdown (May 2025)
Total monthly turnover: HK$4.21 trillion
Number of trading days: 20
| Category | Turnover (HK$ millions) | % of Total |
|---|---|---|
| Shares | 3,203,817 | 76.2% |
| Unit Trusts & ETFs | 639,187 | 15.2% |
| Derivative Warrants | 163,546 | 3.9% |
| CBBC | 194,637 | 4.6% |
ETFs experienced a notable decline in turnover (-34.7%) compared to April, likely due to profit-taking after a strong rally earlier in the year.
Northbound & Southbound Connect Programs
互联互通 programs remained active despite slight monthly declines:
- Northbound (沪股通 & 深股通): Average daily turnover was RMB 13.88 billion, down 17.5% from April.
- Southbound (港股通): Average daily turnover reached HK$94.48 billion, a 21.5% decrease month-on-month.
These flows reflect cautious sentiment among mainland investors amid evolving macroeconomic conditions.
Key Index Performance (End of May 2025)
All major indices posted strong monthly gains:
| Index | May Closing Level | MoM Change | YoY Change |
|---|---|---|---|
| Hang Seng Index | 23,289.77 | +5.3% | +28.8% |
| Hang Seng China Enterprises Index | 8,432.02 | +4.4% | +31.9% |
| S&P/HKEX LargeCap Index | 34,816.40 | +5.4% | +32.7% |
| S&P/HKEX GEM Index | 17.04 | +4.6% | +2.1% |
The Hang Seng Tech Index also showed resilience despite regulatory scrutiny in previous years, contributing positively to overall market sentiment.
Central Clearing System Operations
Efficiency metrics for HKEX’s clearing infrastructure remained high:
- Average Daily Settlement Instructions: HK$350 billion processed via CCASS.
- Settlement Efficiency (T+2): Maintained at 99.93%, indicating robust operational performance.
- Securities Held in CCASS: Represented 75.74% of issued shares and 64.83% of market value, underscoring deep institutional participation.
Frequently Asked Questions (FAQ)
Q: What factors contributed to the surge in IPO fundraising in early 2025?
A: Several factors fueled the IPO boom, including improved market sentiment, favorable regulatory reforms for tech and biotech listings, and strong demand from global institutional investors seeking exposure to Chinese innovation.
Q: Why did ETF trading volume decline in May despite strong YTD growth?
A: The drop is likely cyclical—after record inflows in March and April driven by market rallies and new product launches, investors took profits in May amid short-term volatility.
Q: How does HKEX compare to other Asian exchanges in terms of derivatives trading?
A: HKEX ranks among the top three derivatives exchanges in Asia by contract volume, particularly dominant in RMB-denominated products and stock index futures linked to Chinese equities.
Q: Are foreign investors increasing their participation in the Hong Kong market?
A: Yes—data shows growing net inflows through southbound connect channels and increased use of RMB futures for hedging currency risk, signaling rising international confidence.
Q: What role do derivative warrants and CBBCs play in HKEX's ecosystem?
A: These leveraged products provide retail investors with cost-effective access to equity exposure and are widely used for short-term speculation or hedging strategies.
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Historical Highs & Records
Top 10 Highest Single-Day Trading Volumes (Main Board & GEM)
- April 7, 2025 – HK$621 billion
- October 8, 2024 – HK$620.7 billion
- September 30, 2024 – HK$505.9 billion
These peaks often coincide with major policy announcements or global market shifts.
Highest Derivatives Contract Volumes
- Stock Options: Record single-day volume of 2.43 million contracts (September 27, 2024).
- RMB Currency Futures (USD/CNH): Peaked at 272,575 contracts on December 12, 2024—reflecting heightened currency hedging needs.
Conclusion
The Hong Kong Exchange is experiencing one of its strongest phases in recent history, marked by record fundraising, rising retail and institutional participation, and expanding product diversity. With continued support from cross-border investment programs and innovation in financial instruments, HKEX is well-positioned as a gateway between global capital and China’s dynamic economy.
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