US Stocks Seen Higher After Spanish Auction By: CNBC.com News April 19, 2012 at 06:03 AM EDT U.S. stock index futures pointed to a higher open on Thursday after a better-than-expected Spanish bond auction lifted investor sentiment about peripheral Europe. Read More >> Related Stocks: Bank of America Blackstone Inc Boston Scientific DuPont USA Microsoft Morgan Stanley Philip Morris International Southwest Airlines TravelersCompanies Union Pacific Verizon Communications