Shares of Twitter (TWTR) are up almost 3%, at $41.20, following an announcement from Twitter’s CEO Dick Costolo and two of the company’s cofounders, Jack Dorsey and Evan Williams, that they had no immediate plans to sell their shares when the company’s post-ipo lock-up expires on May 5. In a filing that the company sent […] View the full post at: Twitter Says Co-Founders, CEO Have No Plans to Sell Stock Around May 5 Lockup – (TWTR) Related posts: JPMorgan Draws Up Contingency Plans to Sell Highbridge Capital Greece Plans to Sell Global Dollar Bond by Early May Some Twitter Thoughts