The S&P 500 (SNPINDEX: ^GSPC) is the most closely watched barometer of how the overall stock market is performing. The Invesco QQQ Trust (NASDAQ: QQQ) deserves a much closer look. It contains the ...

A handy RIOX trading volume graph is also shown below the main interactive chart. Confident investors can also completely customise the RIOX ETF stock price chart using the tools indicated above and ...