Is Invesco QQQ Trust a Millionaire Maker?

Investors have to be pleased with the performance of this notable ETF.Investors are likely familiar with the S&P 500, an index of 500 large and profitable U.S.-based businesses. This is often viewed as the bellwether for how the overall stock market is performing.However, the Invesco QQQ Trust (QQQ -0.07%) deserves attention from investors, since it has crushed the S&P 500 in recent times. This exchange-traded fund (ETF) could continue to supercharge returns. But is it a millionaire maker?Portfolio composit ...