AGREEMENT AND PLAN OF MERGER by and among HEWLETT-PACKARD COMPANY PRIAM ACQUISITION CORPORATION and ARCSIGHT, INC. Dated as of September 13, 2010Merger Agreement • September 13th, 2010 • Hewlett Packard Co • Computer & office equipment • Delaware
Contract Type FiledSeptember 13th, 2010 Company Industry JurisdictionTHIS AGREEMENT AND PLAN OF MERGER (this “Agreement”) is made and entered into as of September 13, 2010 (the “Agreement Date”) by and among Hewlett-Packard Company, a Delaware corporation (“Parent”), Priam Acquisition Corporation, a Delaware corporation and a wholly-owned, direct or indirect, subsidiary of Parent (“Merger Sub”), and ArcSight, Inc., a Delaware corporation (the “Company”). All capitalized terms used in this Agreement shall have the respective meanings ascribed thereto in Article I hereof.