iShares Russell Mid-Cap ETF (IWR)

The iShares Russell Mid-Cap ETF (IWR) is an exchange-traded fund that seeks to track the investment results of the Russell Midcap Index. The index includes approximately 800 of the smallest companies in the Russell 1000 Index by market capitalization.

The fund's objective is to provide exposure to mid-cap U.S. equities, which can provide investors with a balance between potential growth and stability. Mid-cap companies tend to be more established than small-cap companies but still have room for growth, which can make them attractive to investors looking for a balance between risk and reward.

The IWR ETF has a low expense ratio, making it an attractive option for cost-conscious investors. It also has a good level of diversification, with holdings in a variety of sectors, including technology, healthcare, consumer discretionary, and financials.