You cannot understand how nicely it'll carry out within the future. If there had been a foolproof method to understand how nicely a offered fund will do within the future, we could all retire at 30. But nobody can know for certain.
But you are able to take a look at a fund's previous overall performance relative to that of its peers. That's, if you are contemplating a small-cap fund, evaluate its overall performance towards the typical for all small-cap funds. Make sure to evaluate overall performance more than the long-term – a minimum of 3 years and preferably 5 years. You will get a fund report with this info by punching inside a mutual fund ticker in to the quote box above. But although a great track record may provide some insight into whether or not the fund is well-managed, you nonetheless cannot be particular whether or not that previous overall performance will continue.