US stocks open higher on earnings By: CNBC.com News April 22, 2015 at 09:30 AM EDT U.S. stocks opened higher on Wednesday as investors cheered some positive earnings news amid signs of strength in the housing market. Read More >> Related Stocks: 3M Co A O Smith Ord Shs Altria Group Amazon.com American Airlines Gp Amtd Idea Group Astrazeneca Plc ADR Boeing Co Cabot Oil & Gas Caterpillar Coca-Cola Company Dow Chemical Dunkin' Brands Group Eli Lilly F5 Networks Freeport-McMoRan General Motors Juniper Networks McDonald's Corp Microsoft PulteGroup Qualcomm, Inc. Texas Instruments Union Pacific Xerox Corp eBay