The Vanguard S&P 500 Growth ETF ( VOOG -0.35%) offers you exposure to more than 200 large-cap growth stocks, making this an investment that's likely to boost your portfolio during times of market growth. And since it favors well-established companies with solid track records, you can count on performance to hold up even during difficult times.

A seemingly unstoppable flood of money has Vanguard Group Inc. on the brink of claiming a crown that State Street Corp. has held for decades.

Vanguard exchange-traded funds (ETFs) are a fantastic choice for retired investors looking to play the long game with their portfolios. Undoubtedly, Vanguard is a name that passive investors can put their trust in.

Vanguard has a very large collection of exchange-traded funds (ETFs), with choices that should appease just about any investor. One ETF that will fit in almost any portfolio is the Vanguard S&P 500 ETF (NYSEMKT: VOO).