8-K

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
October 19, 2005
(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 E. 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 8 — Other Events

Item 8.01.  Other Events

          On October 19, 2005, Ultra Petroleum Corporation issued the press release attached as Exhibit 99.1 announcing the company’s third quarter earnings conference call webcast.

Section 9 — Financial Statements and Exhibits

Item 9.01.  Financial Statements and Exhibits

Attached as Exhibit 99.1 a press release announcing the company’s third quarter earnings conference call webcast.

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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
October 19, 2005	By:	Kelly Whitley
	Name:	Kelly Whitley
	Title:	Manager Investor Relations

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Exhibit Index

Exhibit Number	Title of Document
99.1	Press release dated October 19, 2005

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EX-99.1

Exhibit 99.1

Webcast Alert: Ultra Petroleum Corp. Announces Its Third Quarter
Earnings Conference Call Webcast

HOUSTON, Oct. 19 /PRNewswire-FirstCall/ -- In conjunction with Ultra Petroleum Corp.’s (Amex: UPL) Third Quarter Earnings Conference Call, you are invited to listen to its webcast that will be broadcast live over the Internet on October 26, 2005 at 10:00 AM Central.

What:	Ultra Petroleum Corp.’s Third Quarter Earnings Conference Call Webcast
When:	October 26, 2005 at 10:00 AM Central
Where:	http://www.ultrapetroleum.com
How:	Live over the Internet -- Simply log on to the web at the address above
Contact:	Kelly Whitley at 281-876-0120 x 302

If you are unable to participate during the live webcast, the call will be archived at www.ultrapetroleum.com . To access the replay, click on the home page.

Ultra Petroleum is an independent, exploration and production company focused on developing its long life natural gas reserves in the Green River Basin of Wyoming, and oil reserves in Bohai Bay, offshore China. Ultra is listed on the American Stock Exchange under the ticker “UPL” with 152,929,693 shares outstanding as of the date of this release.

SOURCE  Ultra Petroleum Corp.
           -0-                             10/19/2005
           /CONTACT:  Kelly Whitley of Ultra Petroleum Corp., +1-281-876-0120 x 302/