Investing
ETF Portfolio Allocation: The Golden Ratio for HK Investors
Gary Chung（FinKit Editor-in-Chief） · Published：July 17, 2026
Most people start investing by asking "what should I buy?" But the real question is how to combine different assets into a balanced portfolio. This guide shows you how to build a stable, growing portfolio using just three ETFs, three markets, and one golden ratio.
Why Portfolio Allocation — Not All-In on One ETF?
Many investors think: "I think HK stocks will rise this year" → all-in on the Tracker Fund. Or "US stocks are strong" → all-in on VOO. The biggest problem with this all-in approach is single-market risk — if you're wrong, your entire portfolio drops together.
Real example: since early 2024, the Hang Seng Index and S&P 500 have diverged significantly. All-in on HK stocks may underperform inflation; all-in on US stocks delivers gains but exposes you to currency risk and high valuations. The core idea of portfolio allocation is don't put all your eggs in one basket — diversify across markets and asset classes to reduce risk while maintaining steady returns.
Nobel Prize-Winning Research Confirms:
Harry Markowitz's Modern Portfolio Theory shows that asset allocation explains over 90% of investment return variation — in other words, choosing the right asset mix matters far more than picking individual stocks.
The Golden Ratio: 60/30/10 (HK / US / Bonds)
After years of market validation, a simple and effective passive portfolio ratio is:
| Asset Class | Allocation | Representative ETF | Role |
|---|---|---|---|
| 🇭🇰 HK Stocks | 60% | Tracker Fund (2800) | Stable dividends + HK growth |
| 🇺🇸 US Stocks | 30% | VOO / SPY | Global growth engine |
| 🏛️ Bonds | 10% | AGG / BND | Reduce volatility + steady income |
Why 60% HK stocks? You live in Hong Kong and spend in HKD — HK stocks naturally hedge your living costs. The Tracker Fund pays stable dividends (~3-4% yield), and HK valuations remain historically low, offering a margin of safety. For Hong Kong-based investors, HK stocks should be the portfolio's "foundation."
Why only 30% US stocks? The S&P 500 is the world's strongest growth engine, but valuations are elevated (2026 P/E ~22-24x). With the HKD pegged to USD, currency risk is manageable. A 30% allocation lets you participate in US growth without overexposure to a US market correction.
Why 10% bonds? Bonds aren't for high returns — they reduce overall portfolio volatility. When stocks fall, bonds typically rise (flight to safety), smoothing your portfolio's value curve. The 2022 simultaneous stock-bond selloff was a rare exception; over the long term, bonds remain the best hedge.
Detailed ETF Selection Guide
🇭🇰 HK Stock ETFs: One Is Enough
| ETF | Code | Mgmt Fee | Best For |
|---|---|---|---|
| Tracker Fund | 2800 | ~0.08% | ⭐ Top pick: tracks HSI, stable dividends, highest liquidity |
| HSCEI ETF | 2828 | ~0.55% | Higher China enterprise weighting |
| Hang Seng TECH ETF | 3067 | ~0.40% | Aggressive: tracks ATMXJ tech leaders |
💡 Recommendation: Beginners should use the Tracker Fund (2800) for their HK equity allocation. It has the lowest management fee in Hong Kong (0.08%), daily turnover in the billions, and extremely tight bid-ask spreads. If you have more capital, consider adding 10-15% Hang Seng TECH ETF (3067) for growth exposure.
🇺🇸 US Stock ETFs: S&P 500 Is King
| ETF | Tracks | Mgmt Fee | Notes |
|---|---|---|---|
| VOO | S&P 500 | 0.03% | ⭐ Top pick: ultra-low fee, 500 largest US companies |
| VTI | Total US Market | 0.03% | Broader: includes mid/small caps |
| QQQ | Nasdaq-100 | 0.20% | Aggressive: tech-heavy |
💡 Recommendation: Go with VOO — at 0.03%, the fee is practically free. For broader exposure, VTI includes mid and small-cap US stocks. HK investors can buy via US stock accounts (e.g. Interactive Brokers, Futu) or use HK-listed US ETFs (e.g. Samsung S&P 500 ETF 3175).
🏛️ Bond ETFs: The Ballast
| ETF | Type | Yield to Maturity | Notes |
|---|---|---|---|
| AGG | US Aggregate Bond | ~4.5% | ⭐ Top pick: covers US Treasuries + corporate bonds |
| BND | Total US Bond Market | ~4.5% | Similar to AGG, same low fee (0.03%) |
| HKSAR Green Bond (4252) | HK Government Bond | ~4.75% | HKD-denominated, zero FX risk |
💡 Recommendation: Pick either AGG or BND — both at 0.03% fees. To avoid FX risk, consider the HKSAR Government Green Bond (4252), which is HKD-denominated with a guaranteed floor rate of 4.75%.
Age-Based Allocation Adjustments
The 60/30/10 ratio is a general framework. Adjust it based on your age, risk tolerance, and financial goals:
| Age Group | HK Stocks | US Stocks | Bonds | Strategy |
|---|---|---|---|---|
| 20-35 (Aggressive) | 50% | 40% | 10% | Take more risk, focus on growth |
| 35-50 (Balanced) | 60% | 30% | 10% | ⭐ The golden ratio standard |
| 50-60 (Moderate) | 50% | 20% | 30% | Gradually increase bond weighting |
| 60+ (Conservative) | 40% | 10% | 50% | Capital preservation, high bond allocation |
A simple rule of thumb: "100 minus your age" = maximum stock allocation. At age 35, stocks max at 65% (100-35), bonds minimum 35%. This is a guideline only — adjust for your cash flow, family obligations, and investment goals.
How to Execute: DCA Monthly Strategy
Once you've set your allocation, the next step is how to enter the market. Going all-in at once is risky — if you buy at the year's peak, the psychological pressure is intense. DCA (Dollar Cost Averaging) is the ideal strategy for passive investors.
DCA Example: HK$10,000/month
• HK Stocks (60%): HK$6,000 → Buy Tracker Fund (2800)
• US Stocks (30%): HK$3,000 → Buy VOO
• Bonds (10%): HK$1,000 → Buy AGG
💡 Execute automatically on a fixed day each month (e.g. the day after payday) — remove emotion from the equation
Most banks and brokers in Hong Kong offer monthly investment plans. For HK stocks, use bank monthly plans (BOCHK, HSBC, Hang Seng all offer them), with fees typically HK$50/stock or 0.25%. For US stocks, set up auto-invest on IB or Futu at even lower cost (IB ~US$0.35/trade).
Want to model your DCA returns? Use our DCA Calculator — enter your monthly contribution, expected return, and time horizon to see your projected portfolio value.
Rebalancing: Maintaining the Golden Ratio
After setting your 60/30/10 ratio, market movements will gradually shift it. For example, a US stock rally might change your allocation to 50/40/10 — your US weighting has "silently" increased. This is when you need rebalancing: sell some of what went up, buy more of what went down, restoring the original ratio.
Rebalancing Example:
Suppose after one year, your portfolio shifted from 60/30/10 to 50/40/10 (US stocks outperformed HK).
→ Sell some VOO and use the proceeds to buy more Tracker Fund (2800), restoring 60/30/10
→ This effectively means "selling high and buying low" — the smartest move in passive investing
How often should you rebalance? Once a year is sufficient (e.g. every December or after tax season in April). Too frequent rebalancing increases trading costs; too infrequent lets your portfolio drift. Another approach: set a "deviation threshold" — trigger rebalancing only when any asset class deviates more than 5% from its target.
Common Myths Debunked
❓ "HK stocks have been terrible — why still 60%?"
HK stock valuations (HSI P/E ~10x) are among the lowest globally, meaning a wide margin of safety. History shows low-valuation markets deliver strong long-term returns — you just need patience. And since you live in Hong Kong, earn HKD, and spend HKD, HK stocks are your most natural hedge.
❓ "I only have a few tens of thousands — is allocation even worth it?"
It matters even more. The less capital you have, the higher the cost of mistakes. Even with just HK$30,000, you can DCA HK$3,000/month over 10 months to build your portfolio. The key is building the discipline — the habit of portfolio allocation matters more than the amount.
❓ "Why not go all-in on US stocks? They have the best historical returns."
Past performance doesn't guarantee future results. US stocks' strong 15-year run was partly driven by falling rates and the tech boom. The macro environment in 2026 (higher rates, deglobalization, geopolitical risk) is very different. Diversification remains the most robust approach.
📊 Model Your Portfolio Growth with the DCA Calculator
Enter your monthly contribution and time horizon to see how much your ETF portfolio could accumulate. Try different allocation ratios (e.g. 60/30/10 vs 50/40/10) to find the best fit for you.
Try the DCA Calculator →