Vanguard login then charges expense ratios for the management of the index fund. Vanguard funds are known for having the lowest expense ratios in the industry. This allows investors to save money on fees and help their returns over the long run.Vanguard Login is the largest issuer of mutual funds in the world and the second-largest issuer of exchange-traded funds (ETFs). John Bogle, Vanguard’s founder, began the first index fund, which tracked the S&P 500 in 1975. Index funds with low fees are appropriate investments for the majority of investors. Index funds allow investors to gain exposure to the market in a single, simple, and easy-to-trade investment vehicle.