How Diverse Should a Portfolio Be? A Look at Asset Count

Published on June 2, 2025, 12:55 PM

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In investing, diversification isn’t just a buzzword—it’s a core principle of risk management. But how many different assets does it really take to be “diversified”?

The Case for Diversification

Diversification helps spread risk across different holdings so that one poor-performing asset doesn’t drag down the entire portfolio. This principle applies across:
• Asset types (stocks, crypto, bonds)
• Sectors (tech, energy, healthcare)
• Regions (domestic, international)

But often, the most immediate question investors ask is:
How many assets should I hold?

Finding the Sweet Spot

1–5 Assets:
This range is highly concentrated. It can offer high returns if timed well, but it exposes investors to significant volatility and risk. This is more speculative than diversified.

6–15 Assets:
A moderate number. Offers basic diversification across sectors or industries. Ideal for investors with focused strategies who still want risk control.

16–30 Assets:
This is often considered the sweet spot. Research shows that after ~20 assets, the marginal benefit of adding more decreases. At this level, you can diversify across asset types, industries, and even geographies while still managing and understanding each investment.

31+ Assets:
Highly diversified portfolios may include 30+ holdings, especially in institutional settings. While this lowers unsystematic risk, it also dilutes returns and may require active management or automation tools.

Key Considerations
• Quality > Quantity: Diversification is about exposure to different types of risk—not just owning more assets.
• Correlation matters: Holding 10 tech stocks isn’t diversified. Holding across sectors and asset classes is.
• Tracking tools help: Managing more than 15–20 assets can become overwhelming without the right tools. Platforms like Chartledge help investors monitor KPIs for up to 30 stocks and cryptos in real time—ensuring diversification doesn’t mean disorganization.

Final Thought

There’s no one-size-fits-all number. For many retail investors, 15–30 thoughtfully chosen assets strike the best balance between risk and manageability. What matters most is how those assets complement—or protect against—each other in your overall strategy.

Diversification doesn’t mean playing it safe. It means playing it smart.