CSG Systems International, Inc. PURCHASE AGREEMENTPurchase Agreement • March 2nd, 2010 • CSG Systems International Inc • Services-computer processing & data preparation • New York
CSG Systems International, Inc., a Delaware corporation (the “Company”), proposes to issue and sell to the several initial purchasers listed in Schedule 1 hereto (the “Initial Purchasers”), for whom you are acting as representatives (the “Representatives”), $130,000,000 principal amount of its 3.0% Senior Subordinated Convertible Notes due 2017 (the “Firm Securities”) and, at the option of the Initial Purchasers, up to an additional $20,000,000 principal amount of its 3.0% Senior Subordinated Convertible Notes due 2017 (the “Option Securities”) solely to cover over-allotments, if any, if and to the extent that the Initial Purchasers shall have determined to exercise the option to purchase such 3.0% Senior Subordinated Convertible Notes due 2017 granted to the Initial Purchasers solely to cover over-allotments, if any, in Section 2 hereof. The Firm Securities and the Option Securities are herein referred to as the “Securities”. The Securities will be convertible into shares (the “Underl
