iShares Russell Top 200 ETF(AMEX:IWL)

IWL offers comprehensive large-cap exposure. This vanilla fund holds the 200 largest US companies in the broad Russell 3000 Index, selected and weighted by market cap. Representing approximately 68% of the US equity market, the funds portfolio includes ample allocations to household names. Notably, IWL has a slightly concentrated exposure at the topits focus on the top 200 stocks cuts out large-caps toward the bottom. Instead of replicating the index, the fund uses a representative sampling indexing strategy. The index is reconstituted and rebalanced on an annual basis.