Look here: https://personal.vanguard.com/us/funds/snapshot?FundIntExt=INT&FundId=0040#tab=2 https://personal.vanguard.com/us/funds/snapshot?FundIntExt=I... The

Look here: https://personal.vanguard.com/us/funds/snapshot?FundIntExt=INT&FundId=0040#tab=2 https://personal.vanguard.com/us/funds/snapshot?FundIntExt=I... The Vanguard S&P500 index fund currently contains 511 stocks. Even the S&P500 index itself holds 505 stocks.