This is a table of notable American exchange-traded funds, or ETFs. As of 2020, the number of exchange-traded funds worldwide is over 7600, representing about 7.74 trillion U.S. dollars in assets. The largest ETF, as of April 2021, was the SPDR S&P 500 ETF Trust (NYSE Arca: SPY), with about $353.4 billion in assets. Second-largest was the iShares Core S&P 500 ETF with around $270.0 billion (NYSE Arca: IVV), and third-largest is the Vanguard Total Stock Market ETF (NYSE Arca: VTI) with $213.1 billion.