BETWEENPurchase and Sale Agreement • December 11th, 2007 • Abraxas Petroleum Corp • Crude petroleum & natural gas • Colorado
AMENDMENT NO. 1 TO REGISTRATION RIGHTS AGREEMENTRegistration Rights Agreement • December 11th, 2007 • Abraxas Petroleum Corp • Crude petroleum & natural gas • New York
THIS AMENDMENT NO. 1 TO REGISTRATION RIGHTS AGREEMENT (this “Amendment”) is made and entered into as of December 5, 2007, by and among ABRAXAS ENERGY PARTNERS, L.P., a Delaware limited partnership (the “Partnership”), and the Purchasers listed on the signature pages attached hereto (individually, a “Purchaser” and collectively “Purchasers”).
