4,000,000 Shares QUIDEL CORPORATION Common Stock ($0.001 par value per Share) UNDERWRITING AGREEMENTUnderwriting Agreement • January 10th, 2011 • Quidel Corp /De/ • In vitro & in vivo diagnostic substances • New York
Introductory. Quidel Corporation, a Delaware corporation (the “Company”), proposes to issue and sell to J.P. Morgan Securities LLC (“J.P. Morgan” or the “Underwriter”) an aggregate of 4,000,000 shares of its common stock, par value $0.001 per share (the “Shares”). The 4,000,000 Shares to be sold by the Company are collectively called the “Firm Shares.” The Firm Shares include 1,000,000 shares of common stock, par value $0.001 per share, of the Company (the “Other Firm Shares”) to be purchased by the persons or entities previously agreed upon between the Company and the Underwriter (the “Other Firm Share Purchasers”). In addition, the Company has granted to the Underwriter an option to purchase up to an additional 600,000 Shares solely to cover over-allotments, if any, in connection with the sale and distribution of the Firm Shares. The additional 600,000 Shares to be sold by the Company pursuant to such option are collectively called the “Optional Shares.” The Firm Shares and, if and t
