Twitter to debut amid signs of wear in market By: CNBC.com News November 06, 2013 at 21:25 PM EST Twitter will debut on Thursday in a market that's been showing clear signs of wear and has some investors burrowing further into defensive names. Read More >> Related Stocks: AMC Networks Cl A Apa Group Stapled Security Beazer Homes USA Facebook Gartner Inc Groupon Cl A Netflix Scotts Miracle-Gro Company Scripps Networks Interactive Tesla, Inc. The Priceline Group Twitter, Inc. Walt Disney Wendys Company Zynga Inc Cl A