UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
________

FORM 8-K
CURRENT REPORT

Pursuant to Section 13 or 15(d) of
the Securities Exchange Act of 1934


Date of Report:
December 28, 2007
(Date of earliest event reported)


ULTRA PETROLEUM CORP.
(Exact name of registrant as specified in its charter)



 
Yukon Territory, Canada
0-29370
N/A
(State or other jurisdiction of
incorporation or organization)
(Commission File Number)
(I.R.S. Employer
Identification Number)


363 N. Sam Houston Parkway East
Suite 1200
Houston, Texas 77060
(Address of principal executive offices, including zip code)


(281) 876-0120
(Registrant's telephone number, including area code)


Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))


 
 
 
 
Section 5 — Corporate Governance and Management

Item 5.02
Departures of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers
 
On December 28, 2007, the Company announced that two of its executive officers will be retiring at year-end: Stephen R. Kneller, VP - Exploration, Domestic and Michael G. Patterson, VP - International.

Section 9 — Financial Statements and Exhibits

Item 9.01 Financial Statements and Exhibits

(c) Exhibits

Exhibit Number
  
Title of Document
   
99.1
  
Press release dated December 28, 2007 announcing resignation of executive officers.



SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


   
ULTRA PETROLEUM CORPORATION
             
             
December 28, 2007
  
Name: /s/ Michael D. Watford
   
Title: Chairman, President and Chief Executive Officer
 

 
 
 
 

Exhibit Index


Exhibit Number
  
Title of Document
     
99.1
  
Press release dated December 28, 2007 announcing resignation of executive officers.