================================================================================ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 --------------- FORM 8-K/A CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 --------------- Date of Report (Date of earliest event reported): November 2, 2005 BRIGHAM EXPLORATION COMPANY (Exact name of registrant as specified in its charter) Delaware 000-22433 75-2692967 (State or other jurisdiction (Commission (IRS Employer of incorporation) File Number) Identification No.) 6300 Bridgepoint Parkway Building Two, Suite 500 Austin, Texas 78730 (Address, including zip code, of principal executive offices) Registrants telephone number, including area code: (512) 427-3300 -------------------------------------------------------------- (Former name or former address, if changed since last report.) 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: [ ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) [ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) [ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) [ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13a-4(c)) ================================================================================ ITEM 2.02 RESULTS OF OPERATION AND FINANCIAL CONDITION. Registrant is furnishing its press release dated November 2, 2005, which announces acreage acquisition, discoveries and provides operational update. The text of the press release is furnished as attached hereto as Exhibit 99.1. ITEM 7.01 REGULATION FD DISCLOSURE. Registrant is furnishing its press release dated November 2, 2005, which announces acreage acquisition, discoveries and provides operational update. The text of the press release is furnished as attached hereto as Exhibit 99.1. ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS. (c) Exhibit 99.1 Press release dated November 2, 2005. 2 SIGNATURE 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 thereunto duly authorized. BRIGHAM EXPLORATION COMPANY Date: November 3, 2005 By: /s/ Eugene B. Shepherd, Jr. -------------------------------- Eugene B. Shepherd, Jr. Executive Vice President & Chief Financial Officer 3 INDEX TO EXHIBITS Item Number Exhibit - ----------- ------------------------------------ 99.1* Press Release dated November 2, 2005 4