The Vanguard S&P 500 ETF: Is It Still a Core Portfolio Holding?
The Vanguard S&P 500 ETF (NYSEMKT: VOO) became the world’s largest exchange-traded fund (ETF) earlier this year when it surpassed the SPDR S&P 500 ETF Trust. Both funds track the performance of the S&P 500 (SNPINDEX: ^GSPC), but Vanguard’s strong reputation as an index fund leader, along with a lower expense ratio, helped propel its…