Why Leveraged ETFs Are Considered Among the Market's Most Speculative Products

Exchange-traded funds (ETFs) are attractive investments for investors seeking instant diversification into a basket of stocks across a given sector, region, or index. For example, ETFs that track the entire S&P 500 -- like Vanguard's S&P 500 ETF (NYSEMKT: VOO) -- give investors exposure to all of the benchmark index's stocks through a single ticker. Another popular ETF, the Invesco QQQ Trust (NASDAQ: QQQ), tracks the higher-growth Nasdaq-100. Those ETFs can be great options for investors who want to prof ...