If you want to spread out your risk, you can spread out your copy trading between 2-4 different traders, as many users do on the CoinUp trading app.
While it might seem tempting to copy the trader with a 300% annual return, in general, these traders are probably taking on far too much risk and could eventually incur a loss. Look for traders who have at least 1-year trading history and a positive but not crazy return. The trader should also be active placing several trades per week. This ensures that they are trying to grow their trading base rather than just locking your money in a single trade. If you want to spread out your risk, you can spread out your copy trading between 2-4 different traders, as many users do on the CoinUp trading app.