Before You Buy the Invesco QQQ ETF, Here Are 3 Others to Try First

The high-flying Nasdaq-tracking ETF isn't always the best choice for most investors.Investors looking for a quick and easy way to invest in the biggest and fastest-growing technology stocks in the world have flocked to the Invesco QQQ Trust ETF (QQQ 1.19%).The ETF tracks the Nasdaq-100 index, which consists of the largest non-financial companies listed on the Nasdaq stock exchange. The Nasdaq is historically the exchange of choice for tech companies, so it should be no surprise that the majority of the inde ...