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 (Date of earliest event reported): October 21, 2009

Brigham Exploration Company

(Exact name of registrant as specified in its charter)

Delaware (State or other jurisdiction of incorporation)		001-34224 (Commission File Number)		75-2692967 (IRS Employer Identification No.)

6300 Bridgepoint Parkway
Building Two, Suite 500
Austin, Texas 78730
(Address, including zip code, of principal executive offices)

Registrant’s telephone number, including area code: (512) 427-3300

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:

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 240.13a-4(c))

 

 

Item 1.01.		Entry into a Material Definitive Agreement.

     On October 21, 2009, Brigham Exploration Company (the “Company”) entered into an underwriting agreement (the “Underwriting Agreement”), with Credit Suisse Securities (USA) LLC and Jefferies & Company, Inc., as representatives for the several underwriters (“Underwriters”), to issue and sell to the Underwriters an aggregate of 16,000,000 shares of its common stock, $0.01 par value (the “Common Stock”). Pursuant to the Underwriting Agreement, the Company also granted the Underwriters a 30-day option to purchase up to an additional 2,400,000 shares of Common Stock.

     A copy of the Underwriting Agreement is attached hereto as Exhibit 1.1 and is incorporated herein by reference. The description of the Underwriting Agreement in this Current Report on Form 8-K is a summary and is qualified in its entirety by the terms of the Underwriting Agreement.

Item 9.01.		Financial Statements and Exhibits.

		(d)		Exhibit 1.1		Underwriting Agreement, dated October 21, 2009 between the Company and Credit Suisse Securities (USA) LLC and Jefferies & Company, Inc., as representatives of the several underwriters named therein.
				Exhibit 5.1		Opinion of Thompson & Knight LLP as to the validity of the Common Stock
				Exhibit 23.1		Consent of Thompson & Knight LLP (included in Exhibit 5.1)

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.

INDEX TO EXHIBITS

Exhibit 1.1		Underwriting Agreement dated October 21, 2009 between the Company and Credit Suisse Securities (USA) LLC and Jefferies & Company, Inc., as representatives of the several underwriters named therein.
Exhibit 5.1		Opinion of Thompson & Knight LLP as to the validity of the Common Stock
Exhibit 23.1		Consent of Thompson & Knight LLP (included in Exhibit 5.1)