OKLAHOMA CITY, OK--(Marketwire - Jan 25, 2012) - On January 24, 2012, a class action lawsuit was filed in the United States District Court for the Eastern District of North Carolina against TranS1, Inc. (NASDAQ: [ TSON ]). The complaint alleges violations of federal securities laws, Sections 10(b) and 20(a) of the Securities Exchange Act of 1934 and Rule 10b-5, including allegations of issuing a series of material or false misrepresentations to the market which had the effect of artificially inflating the market price during the Class Period, which is February 21, 2008 through October 17, 2011.

Plaintiff seeks to recover damages on behalf of all TranS1, Inc. shareholders who purchased common stock during the Class Period and are therefore a member of the Class as described above. You may move the Court no later than Monday, March 26, 2012 to serve as a lead plaintiff for the entire Class. However, in order to do so, you must meet certain legal requirements pursuant to the Private Securities Litigation Reform Act of 1995.

If you wish to discuss this action, obtain further information and participate in this or any other securities litigation, or should you have any questions or concerns regarding this notice or preservation of your rights, please contact: