Stocks wavered in mixed trading on Wall Street Friday as companies continued reporting mostly solid earnings. The S&P 500 rose 0.1% in afternoon trading Friday. The index is on track to log its first losing week since early September.

Trefis analysts highlighted autonomous driving subsidiary Waymo as a major reason why Alphabet could be a $500 stock by 2030. Investors often overlook that part of the business, but the robotaxi market is expected to increase at 67% annually through 2030, according to Straits Research. And Alphabet is well positioned to be a major winner.