Vanguard is one of the world's largest investment companies. It is headquartered in Malvern, Pennsylvania and was established in May 1, 1975. It is the biggest provider of mutual funds and the second-largest provider of exchange-traded funds (ETFs) in the world . Additionally, it also offers brokerage services, variable and fixed annuities, educational account services, financial planning, asset management, and trust services. It is one of the big three index fund managers that dominate corporate America.