The Vanguard S&P 500 ETF (NYSEMKT: VOO) closed at a new all-time high Thursday, 577.18, and seems to be aiming for a repeat ...

You'll want to own all four, since they move at least somewhat independently of one another, making them all easier to stick ...

Investing in an ETF that tracks the S&P 500 gives you exposure to 500 or so of the largest and best companies on the market, ...