Midday Movers: CAT, RHT, JASO & More By: CNBC.com News May 20, 2013 at 13:08 PM EDT Take a look at some of Monday's midday movers: Read More >> Related Stocks: Apple Caterpillar Facebook First Solar Google, Inc. JA Solar Holdings, Co., Ltd. - American depositary shares, each representing fiv Red Hat Universal Display Visa Whole Foods Market