2,750,000 Shares1 CLINICAL DATA, INC. Common Stock PURCHASE AGREEMENTPurchase Agreement • October 28th, 2009 • Clinical Data Inc • Pharmaceutical preparations • New York
Clinical Data, Inc., a Delaware corporation (the “Company”), proposes to sell to the several underwriters (the “Underwriters”) named in Schedule I hereto for whom Piper Jaffray & Co. is acting as representative (the “Representative”), an aggregate of 2,750,000 shares (the “Firm Shares”) of common stock, $0.01 par value per share (the “Common Stock”), of the Company. The Company has also granted to the several Underwriters an option to purchase up to 412,500 additional shares of Common Stock on the terms and for the purposes set forth in Section 3 hereof (the “Option Shares”). The Firm Shares and any Option Shares purchased pursuant to this Agreement are herein collectively called the “Securities.”
