The Index Investor

Here's what you should know about index funds

We look at the tracking error and expense ratio of mainstream index funds

Here’s what you should know about index funds

An index fund is a type of mutual fund that simply tries to copy the performance of a market index like the Nifty 50 and the Sensex. It does this by investing in the same companies in the same proportion as the index. When choosing such a fund, two key metrics matter apart from the index’s performance: ex

This article was originally published on October 27, 2025.