How to diversify copy trading strategies

Spreading capital across several strategies can reduce the risk of sharp drawdowns, but doing so without method can dilute results or create an incoherent portfolio. We explain how to approach diversification in copy trading in a structured way.

Why diversify across strategies

A single strategy, however solid, reflects a limited set of market conditions. It may perform well in trends but struggle in sideways ranges, or function optimally with low volatility and show sharper drawdowns when the market becomes choppy.

By combining strategies with distinct behaviours, you reduce the likelihood that all your positions experience losses at the same time. It's not about eliminating risk, but ensuring that the timing of losses doesn't coincide across all positions simultaneously.

Effective diversification is not about adding many signals at random. It's about understanding what each strategy does, under which conditions it operates best, and how they complement each other.

Types of diversification that work

You can diversify in several ways. The most straightforward is combining strategies with different time horizons: one that trades short-term and another that holds positions for days. Each reacts differently to the same events.

Another useful approach is diversifying by market type. One strategy might be designed to capture trends; another to exploit reversals in ranges. When one performs well, the other may be quiet or show minor activity, but rarely do both suffer losses simultaneously.

You can also diversify by instrument if strategies trade different currency pairs, indices or commodities. While all risk assets tend to move together during panic episodes, under normal conditions they show differentiated behaviour.

What doesn't work is copying five identical strategies with different names. If they all trade the same signals, on the same instruments and with the same approach, you're concentrating risk under the appearance of diversification.

How to allocate capital across strategies

The simplest way is to divide available capital into equal parts. If you copy two strategies, you allocate half to each. This works if both have similar risk profiles and you have no information justifying weighting one more than the other.

If one strategy shows historically sharper drawdowns than the other, you can allocate less capital to it so its impact is proportional. The goal is for each strategy to contribute in a balanced way to your portfolio's total risk, not necessarily to invested capital.

Another option is adjusting weightings according to market phase. Some strategies perform better in high-volatility environments; others prefer stable conditions. If you identify the current environment, you can slightly increase allocation to the strategy that best fits. This requires active monitoring and isn't essential to start.

What matters is that each strategy maintains sufficient capital to operate normally. If you divide too much, some positions may become so small that any commission or slippage affects the result disproportionately.

What metrics to review when combining strategies

When you combine two or more strategies, the resulting equity curve should show fewer oscillations than any of the strategies separately. If not, they're probably too correlated.

Check the maximum drawdown of the combination. It should be lower than that of the strategy with the highest individual drawdown, or at least not much higher. If it's higher, diversification isn't working: losses are adding up instead of offsetting each other.

Also observe loss periods. If both strategies spend weeks in negative territory at the same time frequently, their behaviour is more similar than it appears. Useful diversification reduces the duration of losing streaks, not just their magnitude.

Another relevant metric is the ratio of average win to average loss of the combination. It should stay within reasonable ranges. If it degrades significantly compared to individual strategies, you may be diluting results without obtaining stability in return.

Common mistakes when diversifying

One of the most frequent errors is adding strategies without verifying their track record independently. Diversifying with signals that haven't demonstrated consistency over time doesn't reduce risk: it multiplies it.

Another common mistake is constantly rebalancing between strategies according to recent performance. If one has been positive for several weeks and another negative, the natural impulse is to move capital toward the one doing better. This is usually counterproductive: you buy high what already went up and sell low what may be about to recover.

It's also a problem to diversify without understanding what each strategy does. If you don't know under which conditions each operates, you can't interpret their results or adjust your exposure if the environment changes. Blind diversification doesn't protect: it confuses.

Finally, some investors over-diversify. Copying ten different strategies in a small account generates commissions, tracking complexity and positions so fractioned that any operational friction eats a significant part of the result. Fewer well-chosen strategies usually work better than many poorly managed ones.

How to start in an orderly way

If it's your first time diversifying, start with two strategies of clearly distinct profiles. They can be one short-term and another medium-term, or one trend-following and another mean-reversion. Allocate capital equally and observe joint behaviour for at least a full month.

Check if loss streaks coincide or alternate, if combined drawdown is lower than each strategy separately, and if daily monitoring of both is manageable for you. If the answer is positive in all three cases, the combination makes sense.

From there, you can add a third strategy if you identify a gap in your exposure: for example, if the first two only trade currencies and you want to incorporate indices, or if both are short-term and you seek stability with a medium-term one.

There's no ideal number of strategies. It depends on your capital, your monitoring capacity and the availability of verified signals with differentiated profiles. For small accounts, two or three well-chosen strategies are usually sufficient. In larger accounts, you can reach five or six without losing coherence.

Effective diversification requires judgment, not just arithmetic distribution. Understanding what each strategy contributes, how they behave together and what you're willing to accept in terms of volatility is more important than following a fixed formula. If you want to delve deeper into how to verify the joint behaviour of several strategies, you can consult our audited results section, where we show each one's track record independently and transparently.

Frequently asked questions