Movers roundup: Zipcar, Nuance Communications
Among the stock activity stories for Tuesday, Nov. 20, from AP Business News:
— Shares of hourly car rental company Zipcar Inc. shot up after Goldman Sachs suggested buying the company's stock.
— Shares of Nuance Communications, whose speech-recognition software has helped power the iPhone's virtual assistant, Siri, fell as the company's fourth-quarter revenue missed analysts' estimates.