VIOO - Vanguard S&P Small-C...

Vanguard S&P Small-Cap 600 Index Fund

The advisor employs an indexing investment approach designed to track the performance of the S&P SmallCap 600® Index. The Advisor attempts to replicate the target index by investing all, or substantially all, of its assets in the stocks that make up the index, holding each stock in approximately the same proportion as its weighting in the index.