THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

Patina Oil & Gas Corporation (Retired) (POG.X)

4/19/2004 Proxy Information

Mr. Edelman served as Chairman of Bear Paw Energy LLC, a private gas gathering and processing company from January 2000 to March 2001. The President of Bear Paw Energy LLC, Mr. Robert J. Clark, serves as a Director of Patina Oil & Gas Corporation. Bear Paw Energy LLC and the Company have never held interests or participated together in any transactions involving the same oil and gas pipelines or properties. Bear Paw Energy LLC was sold to Northern Borders Partners L.P. in March 2001. A new entity, Bear Cub Investments, LLC was formed in early 2001, of which Mr. Clark is the President and Mr. Edelman is the Chairman. There were no related party transactions in 2003

4/14/2003 Proxy Information

Since 1988, Mr. Edelman has been the Chairman of Range Resources Corporation, a public independent oil and gas exploration and production company. Range Resources Corporation and the Company have never held interests or participated together in any transactions involving the same oil and gas properties. Mr. Edelman also served as Chairman of Bear Paw Energy LLC, a private gas gathering and processing company from January 2000 to March 2001. The President of Bear Paw Energy LLC, Mr. Robert J. Clark, serves as a Director of Patina Oil & Gas Corporation. Bear Paw Energy LLC and the Company have never held interests or participated together in any transactions involving the same oil and gas pipelines or properties. Bear Paw Energy LLC was sold to Northern Borders Partners L.P. in March 2001. A new entity, Bear Cub Investments, LLC was formed in early 2001, of which Mr. Clark is the President and Mr. Edelman is the Chairman.

In May 2001, a director and member of the Compensation Committee, Ms. Lanier, purchased 12,500 common shares from the Company under the Stock Purchase Plan. The Company loaned Ms. Lanier $136,000 to finance a portion of the purchase. The loan was due May 2004 and was represented by a 7.50% recourse promissory note. The note was repaid in September 2002.