Grey Wolf Exploration Completes IPO

Grey Wolf Exploration Inc. completed a $75.3 million initial public offering on February 28, 2005. Grey Wolf sold 17,800,000 common shares and its sole shareholder, Abraxas Petroleum Corp., 9,100,000 common shares in Canada and the US. On March 31, 2005, the underwriting syndicate exercised an over-allotment option and purchased an additional 3,500,000 common shares from Abraxas for $9.8 million, resulting in aggregate gross proceeds to Grey Wolf and Abraxas of $85.1 million.

Grey Wolf and Abraxas were represented by Osler, Hoskin & Harcourt LLP with a team that included Mark Smith, Martin Mix, Tonya Fleming and Simon Baines (securities/corporate) and Nancy Diep (tax) in Calgary, Jacques Beaumier (translation) in Montreal, and Rob Lando, Andrea Whyte and Sach Davé (securities/corporate) in New York.

The underwriting syndicate was led by CIBC World Markets Inc. and included BMO Nesbitt Burns Inc., GMP Securities Ltd. and Canaccord Capital Corp. Macleod Dixon LLP acted for the underwriters with a team that included Kevin Johnson, Kathy Krug and Mark Gerlitz (securities/corporate) and Craig Maurice (tax).