Pomerantz Haudek Grossman & Gross LLP has filed a class action lawsuit against TranS1 Inc., and certain of its officers. The class action (7:12-cv-00023-F), filed in the United States District Court, Eastern District of North Carolina, is on behalf of a class consisting of all persons or entities who purchased TranS1 securities during the period between February 21, 2008 and October 17, 2011, inclusive (the "Class Period"). This class action is brought under Sections 10(b) and 20(a) of the Securities Exchange Act of 1934, 15 U.S.C. Sections 78j(b) and 78t(a); and SEC Rule 10b-5 promulgated thereunder, 17 C.F.R. Section 240.10b-5.

If you are a shareholder who purchased TranS1 securities during the Class Period, you have until March 26, 2012 to ask the Court to appoint you as lead plaintiff for the class. A copy of the complaint can be obtained at www.pomerantzlaw.com. To discuss this action, contact Rachelle R. Boyle at rrboyle@pomlaw.com or 888.476.6529, toll free, x350. Those who inquire by e-mail are encouraged to include their mailing address and telephone number.

TranS1 designs, develops, and markets medical devices to treat degenerative disc disease affecting the lower lumbar region of the spine. The Complaint alleges that, during the Class Period, TranS1 made false and/or misleading statements or failed to disclose that: (1) the Company was not in compliance with federal healthcare fraud and false claim statutes; (2) the Company engaged in improper reimbursement practices; (3) the Company lacked adequate