-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, SiR1VK9tviIuFu4BdyUCANHvCt9R/CuEFsD86SPfaoD88/pgjKZMTlymyAd4fTMs VMgIRxPVseNyCXtGVaIwhA== 0000950142-02-001189.txt : 20021223 0000950142-02-001189.hdr.sgml : 20021223 20021223154828 ACCESSION NUMBER: 0000950142-02-001189 CONFORMED SUBMISSION TYPE: SC 13D/A PUBLIC DOCUMENT COUNT: 3 FILED AS OF DATE: 20021223 GROUP MEMBERS: GAP COINVESTMENT PARTNERS II, L.P. GROUP MEMBERS: GAP III INVESTORS, INC. GROUP MEMBERS: GAP-BRIGHAM PARTNERS, L.P. GROUP MEMBERS: GENERAL ATLANTIC PARTNERS III, L.P. FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: GENERAL ATLANTIC PARTNERS III LP CENTRAL INDEX KEY: 0001055134 FILING VALUES: FORM TYPE: SC 13D/A BUSINESS ADDRESS: STREET 1: 3 PICKWICK PLAZA CITY: GREENWICH STATE: CT ZIP: 06830 MAIL ADDRESS: STREET 1: 3 PICKWICK PLAZA CITY: GREENWICH STATE: CT ZIP: 06830 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: BRIGHAM EXPLORATION CO CENTRAL INDEX KEY: 0001034755 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 752692967 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-51001 FILM NUMBER: 02866953 BUSINESS ADDRESS: STREET 1: 6300 BRIDGE POINT PARKWAY STREET 2: BLDG 2 SUITE 500 CITY: AUSTIN STATE: TX ZIP: 78730 BUSINESS PHONE: 5124273300 MAIL ADDRESS: STREET 1: 6300 BRIDGE POINT PARKWAY STREET 2: BLDG 2 SUITE 500 CITY: AUSTIN STATE: TX ZIP: 78730 SC 13D/A 1 sc13da4-brigham.txt AMENDMENT NO. 4 ================================================================================ UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 SCHEDULE 13D UNDER THE SECURITIES EXCHANGE ACT OF 1934 (AMENDMENT NO. 4) BRIGHAM EXPLORATION COMPANY (Name of Issuer) COMMON STOCK, PAR VALUE $0.01 PER SHARE (Title of Class of Securities) 109178103 (CUSIP Number) THOMAS J. MURPHY C/O GENERAL ATLANTIC SERVICE CORPORATION 3 PICKWICK PLAZA GREENWICH, CONNECTICUT 06830 TEL. NO.: (203) 629-8600 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) December 20, 2002 (Date of Event which Requires Filing of this Statement) If the filing person has previously filed a statement on Schedule 13G to report the acquisition which is the subject of this Schedule 13D, and is filing this schedule because of Rule 13d-1(e), 1(f) or 1(g), check the following box [_]. Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See Rule 13d-1(a) for other parties to whom copies are to be sent. *The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page. The information required on the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes). ================================================================================ - ----------------------------- ----------------------------- 109178103 Page 2 of 10 pages - ----------------------------- ----------------------------- - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON General Atlantic Partners III, L.P. - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS OO - -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [_] - -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF SHARES -0- BENEFICIALLY OWNED BY EACH ------------------------------------------------ REPORTING 8 SHARED VOTING POWER PERSON WITH 4,107,956 ------------------------------------------------ 9 SOLE DISPOSITIVE POWER -0- ------------------------------------------------ 10 SHARED DISPOSITIVE POWER 4,107,956 - -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,107,956 - -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 25.1% - -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON PN - -------------------------------------------------------------------------------- - ----------------------------- ----------------------------- 109178103 Page 3 of 10 pages - ----------------------------- ----------------------------- - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON GAP III Investors, Inc. - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS OO - -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [_] - -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF SHARES -0- BENEFICIALLY OWNED BY EACH ------------------------------------------------ REPORTING 8 SHARED VOTING POWER PERSON WITH 4,107,956 ------------------------------------------------ 9 SOLE DISPOSITIVE POWER -0- ------------------------------------------------ 10 SHARED DISPOSITIVE POWER 4,107,956 - -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,107,956 - -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 25.1% - -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON CO - -------------------------------------------------------------------------------- - ----------------------------- ----------------------------- 109178103 Page 4 of 10 pages - ----------------------------- ----------------------------- - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON GAP-Brigham Partners, L.P. - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS OO - -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [_] - -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF SHARES -0- BENEFICIALLY OWNED BY EACH ------------------------------------------------ REPORTING 8 SHARED VOTING POWER PERSON WITH 4,107,956 ------------------------------------------------ 9 SOLE DISPOSITIVE POWER -0- ------------------------------------------------ 10 SHARED DISPOSITIVE POWER 4,107,956 - -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,107,956 - -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 25.1% - -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON PN - -------------------------------------------------------------------------------- - ----------------------------- ----------------------------- 109178103 Page 5 of 10 pages - ----------------------------- ----------------------------- - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON GAP Coinvestment Partners II, L.P. - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a) [X] (b) [_] - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 SOURCE OF FUNDS OO - -------------------------------------------------------------------------------- 5 CHECK BOX IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEMS 2(d) or 2(e) [_] - -------------------------------------------------------------------------------- 6 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 7 SOLE VOTING POWER NUMBER OF SHARES -0- BENEFICIALLY OWNED BY EACH ------------------------------------------------ REPORTING 8 SHARED VOTING POWER PERSON WITH 4,107,956 ------------------------------------------------ 9 SOLE DISPOSITIVE POWER -0- ------------------------------------------------ 10 SHARED DISPOSITIVE POWER 4,107,956 - -------------------------------------------------------------------------------- 11 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON 4,107,956 - -------------------------------------------------------------------------------- 12 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (11) EXCLUDES CERTAIN SHARES [_] - -------------------------------------------------------------------------------- 13 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (11) 25.1% - -------------------------------------------------------------------------------- 14 TYPE OF REPORTING PERSON PN - -------------------------------------------------------------------------------- - ----------------------------- ----------------------------- 109178103 Page 6 of 10 pages - ----------------------------- ----------------------------- ITEM 1. SECURITY AND ISSUER. This Amendment No. 4 to Schedule 13D is filed by the undersigned to amend and supplement the Schedule 13D, dated as of March 3, 2000 (the "Original 13D"), as amended by Amendment No. 1 thereto, dated as of November 6, 2000, as amended by Amendment No. 2 thereto, dated as of March 5, 2001, as amended by Amendment No. 3 thereto, dated as of December 23, 2002 with respect to the shares of Common Stock, par value $0.01 per share (the "Common Stock") of Brigham Exploration Company, a Delaware corporation (the "Company"). Capitalized terms used herein and not otherwise defined shall have the meanings set forth in the Original 13D. ITEM 2. IDENTITY AND BACKGROUND. ITEM 2 IS HEREBY AMENDED AND RESTATED IN ITS ENTIRETY. This statement is being filed by a group, as defined in Rule 13d-5 of the General Rules and Regulations under the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The members of the group are General Atlantic Partners III, L.P., a Delaware limited partnership ("GAP LP"), GAP III Investors, Inc., a Delaware corporation ("GAP III"), GAP-Brigham Partners, L.P., a Delaware limited partnership ("GAP-Brigham"), and GAP Coinvestment Partners II, L.P., a Delaware limited partnership ("GAPCO II" and, collectively with GAP LP, GAP III and GAP-Brigham, the "Reporting Persons"), all of which are located at 3 Pickwick Plaza, Greenwich, Connecticut 06830. Each of the Reporting Persons is engaged in acquiring, holding and disposing of interests in various companies for investment purposes. The general partner of GAP LP is GAP III. The name, residence or business address and present principal occupation or employment of each director, executive officer and controlling person of GAP III is as follows:
PRINCIPAL RESIDENCE OR OCCUPATION NAME/TITLE BUSINESS ADDRESS OR EMPLOYMENT - ---------------------------- ----------------------------- ----------------------------- Stephen P. Reynolds, 215 East 72nd Street Retired President and Director New York, NY 10021 Steven A. Denning, 3 Pickwick Plaza Managing Member of General Director Greenwich, CT 06830 Atlantic Partners, LLC David C. Hodgson, 3 Pickwick Plaza Managing Member of General Director Greenwich, CT 06830 Atlantic Partners, LLC William E. Ford, 3 Pickwick Plaza Managing Member of General Director Greenwich, CT 06830 Atlantic Partners, LLC
- ----------------------------- ----------------------------- 109178103 Page 7 of 10 pages - ----------------------------- ----------------------------- The general partner of GAP-Brigham is Stephen P. Reynolds. The general partners of GAPCO II are Steven A. Denning, Peter L. Bloom, Peter Currie, Mark F. Dzialga, Erik Engstrom, William E. Ford, William O. Grabe, David C. Hodgson, Braden R. Kelly, Rene M. Kern, William J. Lansing, Matthew Nimetz, Clifton S. Robbins, Franchon M. Smithson, Tom C. Tinsely, Florian Wendelstadt and John Wong (collectively, the "GAPCO II General Partners"). The business address of each of the GAPCO II General Partners (other than Messrs. Currie, Kelly, Lansing, Wendelstadt and Wong) is 3 Pickwick Plaza, Greenwich, Connecticut 06830. The business address of Mr. Wendelstadt is 83 Pall Mall, Sixth Floor, London SW1Y 5ES, United Kingdom. The business address of Messrs. Currie, Kelly and Lansing is 228 Hamilton Avenue, Palo Alto, California 94301. The business address of Mr. Wong is 24 Raffles Place, 29-04 Clifford Center, Singapore 048621.The present principal occupation or employment of each of the GAPCO II General Partners is as a managing member of General Atlantic Partners, LLC ("GAP LLC"). Each of the officers and directors of GAP III and each of the GAPCO II General Partners, other than Messrs. Engstrom, Kern, Wong and Wendelstadt, is a citizen of the United States. Mr. Engstrom is a citizen of Sweden. Messrs. Kern and Wendelstadt are citizens of Germany and Mr. Wong is a citizen of Singapore. None of the Reporting Persons and none of the above individuals has, during the last five years, been (i) convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) or (ii) a party to a civil proceeding of a judicial or administrative body of competent jurisdiction or subject to any judgment, decree or final order finding any violation of federal or state securities laws or enjoining future violations of, or prohibiting or mandating activities subject to, such laws. - ----------------------------- ----------------------------- 109178103 Page 8 of 10 pages - ----------------------------- ----------------------------- ITEM 3. SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION. UNCHANGED. ITEM 4. PURPOSE OF TRANSACTION. Item 4 is hereby amended and supplemented by the addition of the following: This statement is being filed as a result of the Reporting Persons entering into a Stockholders Voting Agreement, dated December 20, 2002 (the "Voting Agreement"), with the Company, certain other shareholders of the Company and DLJ Merchant Banking Partners III, L.P., DLJ Merchant Banking III, Inc., as advisory general partner on behalf of certain entities, DLJ MB Partners III GmbH & Co. KG, Millenium Partners II, L.P. and MBP III Plan Investors, L.P. (collectively, the "CSFB Investors"), pursuant to which each Reporting Person agreed, among other things, that at any special or annual meeting of shareholders of the Company, such Reporting Person would vote all of the shares of Common Stock registered in its name or beneficially owned by it to approve and ratify the warrants (the "Warrants") to acquire 2,298,850 shares of Common Stock issued to the CSFB Investors pursuant to the Purchase Agreement (as hereinafter defined) and any future adjustments to the exercise price pursuant to the terms of the Warrants, as more fully described in Item 6 below. ITEM 5. INTEREST IN SECURITIES OF THE ISSUER. UNCHANGED. ITEM 6. CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIP WITH RESPECT TO THE ISSUER. Item 6 is hereby amended and supplemented by the addition of the following: The Company entered into a Securities Purchase Agreement, dated December 20, 2002 (the "Purchase Agreement"), pursuant to which the Company agreed to issue and sell to the CSFB Investors an aggregate of up to 500,000 shares of the Company's Series B Preferred Stock and the Warrants. Pursuant to the Voting Agreement, each Reporting Person agreed, among other things, that at any special or annual meeting of shareholders of the Company, such Reporting Person would vote all of the shares of Common Stock registered in its name or beneficially owned by it to approve and ratify the Warrants and any future adjustments to the exercise price pursuant to the terms of the Warrants. - ----------------------------- ----------------------------- 109178103 Page 9 of 10 pages - ----------------------------- ----------------------------- The foregoing summary of the Voting Agreement is qualified in its entirety by reference to Exhibit 2 which is incorporated herein by reference. ITEM 7. MATERIALS TO BE FILED AS EXHIBITS. Exhibit 1: Power of Attorney dated December 20, 2002 appointing Thomas J. Murphy Attorney-In -Fact for GAPCO II. Exhibit 2: Stockholders Voting Agreement, dated December 20, 2002,among the Company, DLJ Merchant Banking Partners III, L.P., DLJ Merchant Banking III, Inc., as advisory general partner on behalf of certain entities, DLJ MB Partners III GmbH & Co. KG, Millenium Partners II, L.P. and MBP III Plan Investors, L.P. and certain shareholders of the Company, including GAP III, GAP-Brigham and GAPCO II. - ----------------------------- ----------------------------- 109178103 Page 10 of 10 pages - ----------------------------- ----------------------------- SIGNATURES After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct. DATED AS OF DECEMBER 23, 2002. GENERAL ATLANTIC PARTNERS III, L.P. By: GAP III INVESTORS, INC., Its general partner By: /s/ Thomas J. Murphy ---------------------------------- Name: Thomas J. Murphy Title: Secretary GAP III INVESTORS INC. By: /s/ Thomas J. Murphy ---------------------------------- Name: Thomas J. Murphy Title: Secretary GAP-BRIGHAM PARTNERS, L.P. By: /s/ Stephen P. Reynolds ---------------------------------- Name: Stephen P. Reynolds Title: General Partner GAP COINVESTMENT PARTNERS II, L.P. By: /s/ Thomas J. Murphy ---------------------------------- Name: Thomas J. Murphy Title: Attorney-In-Fact EX-99 3 ex1sc13da4-brigham.txt EXHIBIT 1 EXHIBIT 1 --------- EXHIBIT 1 TO SCHEDULE 13D GAP COINVESTMENT PARTNERS II, L.P. 3 Pickwick Plaza Greenwich, CT 06830 December 20, 2002 POWER OF ATTORNEY The undersigned, GAP Coinvestment Partners II, L.P., a Delaware limited partnership, with its principal office at 3 Pickwick Plaza, Greenwich, Connecticut, United States of America (the "Partnership"), by its Managing General Partner, Steven A. Denning, a U.S. citizen of full legal age, hereby constitutes and appoints Thomas J. Murphy, a U.S. citizen, of full legal age, its true and lawful attorney-in-fact and agent, in any and all capacities, to execute and deliver any and all documents and instruments and to make any governmental filings on behalf of the Partnership as fully to all intents and purposes as a General Partner of the Partnership might or could do in person, hereby ratifying and confirming all that said attorney-in-fact may lawfully do or cause to be done. This power of attorney shall expire on January 1, 2004. GAP COINVESTMENT PARTNERS II, L.P. By /s/ Steven A. Denning --------------------------------- Steven A. Denning Managing General Partner STATE OF CONNECTICUT ) COUNTY OF FAIRFIELD ) On the 20th day of December, 2002, before me personally came Steven A. Denning, to me known, and known to me to be the individual described in, and who executed the foregoing document, and he acknowledged to me that he executed the same. /s/ Natalie Wagner - ------------------------- Notary Public EX-4 4 ex2sc13da4-brigham.txt EXHIBIT 2 EXHIBIT BRIGHAM EXPLORATION COMPANY STOCKHOLDERS VOTING AGREEMENT ----------------------------- This STOCKHOLDERS VOTING AGREEMENT, dated December 20, 2002 (this "Agreement"), is made and entered into by and among Brigham Exploration Company, a Delaware corporation (the "Company"), the Credit Suisse First Boston entities listed on Schedule A hereto (the "CSFB Investors"), and the following stockholders of the Company (the "Stockholders"): Ben M. and Anne L. Brigham, individual residents of Travis County, Texas, Harold D. Carter, a resident of Dallas County, Texas, General Atlantic Partners III, L.P., a Delaware limited partnership, GAP-Brigham Partners, L.P., a Delaware limited partnership, GAP Coinvestment Partners II, L.P., a Delaware limited partnership, Aspect Resources, LLC, a Colorado limited liability company, and the individual officers of the Company listed on Schedule I hereto. W I T N E S S E T H: WHEREAS, the Company and the CSFB Investors propose to enter into a Securities Purchase Agreement concurrently with the execution hereof (the "Purchase Agreement"), pursuant to which the Company will issue and sell to the CSFB Investors an aggregate of up to 500,000 shares of its Series B Preferred Stock and warrants (the "Warrants") to acquire 2,298,850 shares (the "Warrant Shares") of its common stock (the "Common Stock"); WHEREAS, the Warrants contain certain anti-dilution provisions which, under the Nasdaq Market Rules, may not be enforceable until approved by the company's stockholders; WHEREAS, the Company has agreed to seek such approval at its annual stockholders' meeting to be held on or before May 31, 2003; and WHEREAS, as a condition to the agreement of the CSFB Investors to enter into the Purchase Agreement, the Company and the Stockholders have agreed to enter into this Agreement to provide for certain agreements relating to approval of the terms of the Warrants thereof; NOW, THEREFORE, in consideration of the foregoing and the mutual agreements set forth herein, the parties to this Agreement hereby agree as follows: 1. AGREEMENT TO VOTE SHARES. Each Stockholder agrees that, at any special or annual meeting of stockholders of the Company, such Stockholder shall vote all shares of Common Stock registered in its, his or her name or beneficially owned by it, him or her as of the record date of the meeting at which the matter is considered (including without limitation any and all other capital stock of the Company legally or beneficially acquired by such Stockholder after the date hereof) to approve and ratify the Warrants and any future adjustments to the exercise price 1 pursuant to the terms of the Warrants. Each Stockholder represents to the CSFB Investors that as of the date hereof such Stockholder owns the number of outstanding shares of Common Stock set forth opposite such Stockholder's name on the attached Schedule I. 2. SUCCESSORS, ASSIGNS AND TRANSFEREES. The terms and provisions of this Agreement shall not bind, inure to the benefit of or be enforceable by or against the successors, assigns or transferees of each of the parties hereto. No party hereto may assign its rights under this Agreement. 3. ENTIRE AGREEMENT; AMENDMENTS. This Agreement, and such additional instruments as may be concurrently executed and delivered pursuant to this Agreement, constitutes the entire understanding of the parties with respect to its subject matter. There are no restrictions, agreements, promises, representations, warranties, covenants or undertakings other than those expressly set forth herein or in the documents delivered concurrently herewith. This Agreement may be amended only by a written instrument duly executed by all the parties hereto. 4. HEADINGS. The section headings contained in this Agreement are for reference purposes only and shall not effect in any way the meaning or interpretation of this Agreement. 5. NOTICES. All notices, requests, claims, demands and other communications hereunder shall be in writing and shall be given (and shall be deemed to have been duly given if so given) by hand delivery, facsimile or by mail (registered or certified, postage prepaid, return receipt requested) to the respective parties as follows: If to Brigham: Brigham Exploration Company 6300 Bridge Point Parkway Building Two, Suite 500 Austin, Texas 78730 Attention: Ben M. "Bud" Brigham Fax No: (512) 427-3400 If to any of the CSFB Investors: Global Energy Partners 1100 Louisiana Street Houston, Texas 77002 Fax: 713-890-1429 Attn: Steven A. Webster and CSFB Private Equity 11 Madison Avenue New York, New York 10010 Fax: 917-326-8076 Attn: Ivy Dodes 2 with a copy to: Gardere Wynne Sewell LLP 1000 Louisiana, Suite 3400 Houston, Texas 77002 Attention: N.L. Stevens III Telefax: 713-276-5807 If to Ben M. Brigham: Ben M. Brigham Brigham Exploration Company 6300 Bridge Point Parkway Building Two, Suite 500 Austin, Texas 78730 Fax No: (512) 427-3400 If to Anne L. Brigham: Anne L. Brigham Brigham Exploration Company 6300 Bridge Point Parkway Building Two, Suite 500 Austin, Texas 78730 Fax No: (512) 427-3400 If to Harold D. Carter: Harold D. Carter 5949 Sherry Lane, Suite 1475 Dallas, Texas 75225 Fax No.: (214) 692-7820 If to General Atlantic Partners III, L.P.: General Atlantic Partners III, L.P. c/o General Atlantic Service Corporation 3 Pickwick Plaza Greenwich, CT 06830 Attention: Mr. Thomas J. Murphy Fax No: (203) 622-8818 If to GAP-Brigham Partners, L.P.: GAP-Brigham Partners, L.P. c/o General Atlantic Service Corporation 3 Pickwick Plaza Greenwich, CT 06830 Attention: Mr. Thomas J. Murphy Fax No: (203) 622-8818 3 If to GAP Coinvestment Partners II, L.P.: GAP Coinvestment Partners II, L.P. c/o General Atlantic Service Corporation 3 Pickwick Plaza Greenwich, CT 06830 Attention: Mr. Thomas J. Murphy Fax No: (203) 622-8818 If to Aspect Resources, LLC: Aspect Resources, LLC 511 16th Street, Suite 300 Denver, CO 80202 Attention: Mr. Paul D. Favret Fax No: (303) 573-7340 If to any of the officers of Brigham: Brigham Exploration Company 6300 Bridge Point Parkway Building Two, Suite 500 Austin, Texas 78730 Attention: [name of officer] Fax No: (512) 427-3400 or to such other address as the person to whom notice is given may have previously furnished to the others in writing in the manner set forth above. 6. GOVERNING LAW. This Agreement shall be governed by and construed and enforced in accordance with the laws of the State of Delaware, without reference to the conflict of laws principles thereof. 7. WAIVER. Any waiver by any party of a breach of any provision of this Agreement shall not operate as or be construed to be a waiver of any other breach of such provision or of any breach of any other provision of this Agreement. The failure of a party to insist upon strict adherence to any term of this Agreement on one or more occasions shall not be considered a waiver or deprive that party of the right thereafter to insist upon strict adherence to that term or any other term of this Agreement. 8. CHALLENGES TO AGREEMENT. In the event that any part of this Agreement or any transaction contemplated hereby is temporarily, preliminarily or permanently enjoined or restrained by court of competent jurisdiction, the parties hereto shall use their reasonable best efforts to cause any such injunction or restraining order to be vacated or dissolved or otherwise declared or determined to be of no further force or effect. 9. SPECIFIC PERFORMANCE. Each of the Stockholders acknowledges and agrees that irreparable harm would occur if any provision of this Agreement were not performed in accordance with the terms thereof, or were otherwise breached, and that such harm could not be remedied by an award of damages. Accordingly, each of the Stockholders agrees that any non-breaching party shall be entitled to an injunction to prevent breaches of this Agreement and to enforce specifically the terms and provisions hereof. 10. COUNTERPARTS. This Agreement may be executed in counterparts, each of which shall be an original, but each of which together shall constitute one and the same Agreement. * * * * * IN WITNESS WHEREOF, and intending to be legally bound hereby, each of the undersigned parties has executed or caused this Agreement to be executed on the date first above written. BRIGHAM EXPLORATION COMPANY By: /s/ Ben M. Brigham ----------------------- Name: Ben M. Brigham Title: CEO and President /s/ Ben M. Brigham ------------------------------ Ben M. Brigham /s/ Anne L. Brigham ------------------------------ Anne L. Brigham /s/ Harold D. Carter ------------------------------ Harold D. Carter 5 /s/ Eugene B. Shepherd ------------------------------ Eugene B. Shepherd /s/ David T. Brigham ------------------------------ David T. Brigham /s/ A. Lance Langford ------------------------------ A. Lance Langford /s/ Jeffrey E. Lapson ------------------------------ Jeffery E. Larson /s/ Malcolm Brown ------------------------------ Malcolm Brown /s/ Warren Ludlow ------------------------------ Warren Ludlow 6 GENERAL ATLANTIC PARTNERS III, L.P. By GAP III Investors, Inc. Its General Partner By: /s/ Stephen P. Reynolds --------------------------------- Name: Stephen P. Reynolds Title: President GAP-BRIGHAM PARTNERS, L.P. By: /s/ Stephen P. Reynolds --------------------------------- Name: Stephen P. Reynolds Title: General Partner GAP COINVESTMENT PARTNERS II, L.P. By: /s/ Thomas J. Murphy --------------------------------- Name: Thomas J. Murphy Title: Attorney-in-Fact ASPECT RESOURCES, LLC By: /s/ Scott Ritger --------------------------------- Name: Scott Ritger Title: Manager 7 THE CSFB INVESTORS: DLJ MERCHANT BANKING PARTNERS III, L.P. By: DLJ MERCHANT BANKING III, INC., its Managing General Partner By: /s/ Robert Cabes ------------------------------------- Robert Cabes Attorney-in-Fact DLJ MERCHANT BANKING III, INC., AS ADVISORY GENERAL PARTNER ON BEHALF OF DLJ OFFSHORE PARTNERS III, C.V. By: /s/ Robert Cabes ------------------------------------- Robert Cabes Attorney-in-Fact DLJ MERCHANT BANKING III, INC., AS ADVISORY GENERAL PARTNER ON BEHALF OF DLJ OFFSHORE PARTNERS III-1, C.V. AND AS ATTORNEY-IN-FACT FOR DLJ MERCHANT BANKING III, L.P., AS ASSOCIATE GENERAL PARTNER OF DLJ OFFSHORE PARTNERS III-1, C.V. By: /s/ Robert Cabes ------------------------------------- Robert Cabes Attorney-in-Fact DLJ MERCHANT BANKING III, INC., AS ADVISORY GENERAL PARTNER ON BEHALF OF DLJ OFFSHORE PARTNERS III-2, C.V. AND AS ATTORNEY-IN-FACT FOR DLJ MERCHANT BANKING III, L.P., AS ASSOCIATE GENERAL PARTNER OF DLJ OFFSHORE PARTNERS III-2, C.V. By: /s/ Robert Cabes ------------------------------------- Robert Cabes Attorney-in-Fact 8 DLJ MB PARTNERSIII GmbH & CO. KG By: DLJ MERCHANT BANKING III, L.P., its Managing Limited Partner By: DLJ MERCHANT BANKING III, INC., its General Partner By: /s/ Robert Cabes ---------------------------------- Robert Cabes Attorney-in-Fact MILLENNIUM PARTNERS II, L.P. By: DLJ MERCHANT BANKING III, INC., its Managing General Partner By: /s/ Robert Cabes ---------------------------------- Robert Cabes Attorney-in-Fact MBP III PLAN INVESTORS, L.P. By: DLJ LBO PLANS MANAGEMENT CORPORATION, its Managing General Partner By: /s/ Robert Cabes ---------------------------------- Robert Cabes Attorney-in-Fact 9 SCHEDULE I NUMBER OF OUTSTANDING STOCKHOLDER SHARES OF COMMON STOCK - ----------- ---------------------- Ben M. and Anne L. Brigham, collectively 3,671,774 Harold D. Carter 314,893 General Atlantic Partners III, L.P. 2,679,418 GAP-Brigham Partners, L.P. 127,725 GAP Coinvestment Partners II, L.P. 975,610 Aspect Resources, LLC 487,805 Brigham Officers: 193,252 (in the aggregate) Eugene B. Shepherd David T. Brigham Lance Langford Jeffery E. Larson Malcolm Brown Warren Ludlow -----END PRIVACY-ENHANCED MESSAGE-----