This article may be confusing or unclear to readers. (June 2016)
Invesco PowerShares (formerly PowerShares Capital Management) is an American boutique investment management firm based near Chicago which manages a family of exchange-traded funds or ETFs. The company has been part of Invesco, which markets the PowerShares product, since 2006.
PowerShares cover and emulate a variety of market indices; for example, the PowerShares QQQ (Nasdaq: QQQ) is designed to replicate the NASDAQ-100 Index. The PowerShares QQQ is one of the most widely traded shares on the stock market, according to writer John J. Murphy.
PowerShares ETFs also cover the commodities market, diversified and tiny or microcap stocks. For instance, the PowerShares DB Commodity Index Tracking Fund, or DBC, which it developed with Deutsche Bank, allows for individual investors to invest in commodities by means of its ETF. The PowerShares DB Oil Fund (DBO) deals with the crude oil index.
PowerShares, a Chicago ETF boutique... While still an index fund, the PowerShares ETF takes a more active approach. It re-evaluates companies weekly, removing those that do not pass muster, and rebalances the entire index four times a year.