6,800,000 Shares and 1,020,000 Over-Allotment Shares Novavax, Inc. Common Stock, par value $0.01 per share PURCHASE AGREEMENTPurchase Agreement • November 20th, 2009 • Novavax Inc • Biological products, (no disgnostic substances) • New York
Contract Type FiledNovember 20th, 2009 Company Industry JurisdictionPIPER JAFFRAY & CO. LAZARD CAPITAL MARKETS LLC As Representatives of the several Underwriters named in Schedule I c/o Piper Jaffray & Co. U.S. Bancorp Center 800 Nicollet Mall Minneapolis, Minnesota 55402