The Nasdaq is the stock market’s pace car this year. Here, NASCAR driver Jeff Gordon drives the pace car before the start of the 99th running of the Indianapolis 500 mile race at Indianapolis Motorspeedway on May 24, 2015 in Indianapolisa. (Photo by Chris Graythen/Getty Images)
Just when it looks like the U.S. stock market is tired, the tech- and biotech-packed Nasdaq composite accelerates again and pulls the rest of the market up with it.
Also read: Amazon Is Taking Over the Stock Market, Too