Index Fund ia a kind of mutual fund that has a portfolio constructed to fit or track the the different parts of a market catalog, such as the common & Poor’s 500 List. An index shared fund is believed to provide broad market place exposure, low managing expenses and minimal portfolio turnover. An index fund is an investment fund commonly a mutual fund or exchange-traded fund that aims the movements associated with an to replicate index of specific financial market place, or a list of rules of ownership which might held constant, regardless of market conditions.