-----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, Sv3T9CYapSDHH2uVCqcn/gaQ0YOMeOV+yA2Q+L4RLIrgTv0oCkz/1HmWTU4WuI3V dMvwe9ScoyKMnJdwdk4UFg== 0001341004-06-002521.txt : 20060913 0001341004-06-002521.hdr.sgml : 20060913 20060913112836 ACCESSION NUMBER: 0001341004-06-002521 CONFORMED SUBMISSION TYPE: SC 13G/A PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20060913 DATE AS OF CHANGE: 20060913 GROUP MEMBERS: DRAWBRIDGE DSO SECURITIES LLC GROUP MEMBERS: DRAWBRIDGE GLOBAL MACRO ADVISORS LLC GROUP MEMBERS: DRAWBRIDGE GLOBAL MACRO FUND LP GROUP MEMBERS: DRAWBRIDGE GLOBAL MACRO FUND LTD. GROUP MEMBERS: DRAWBRIDGE GLOBAL MACRO GP LLC GROUP MEMBERS: DRAWBRIDGE GLOBAL MACRO MASTER FUND LTD. GROUP MEMBERS: DRAWBRIDGE GLOBAL OPPORTUNITIES LLC GROUP MEMBERS: DRAWBRIDGE OSO SECURITIES LLC GROUP MEMBERS: DRAWBRIDGE SPECIAL OPPORTUNITIES ADVISORS LLC GROUP MEMBERS: DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LP GROUP MEMBERS: DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LTD. GROUP MEMBERS: DRAWBRIDGE SPECIAL OPPORTUNITIES GP LLC GROUP MEMBERS: FORTRESS INVESTMENT HOLDINGS LLC GROUP MEMBERS: FORTRESS PRINCIPAL INVESTMENT HOLDINGS II LLC GROUP MEMBERS: FORTRESS PRINCIPAL INVESTMENT HOLDINGS IV LLC SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: NORTHWESTERN CORP CENTRAL INDEX KEY: 0000073088 STANDARD INDUSTRIAL CLASSIFICATION: ELECTRIC & OTHER SERVICES COMBINED [4931] IRS NUMBER: 460172280 STATE OF INCORPORATION: DE FISCAL YEAR END: 1206 FILING VALUES: FORM TYPE: SC 13G/A SEC ACT: 1934 Act SEC FILE NUMBER: 005-36015 FILM NUMBER: 061087890 BUSINESS ADDRESS: STREET 1: 125 S DAKOTA AVENUE STREET 2: SUITE 1100 CITY: SIOUX STATE: SD ZIP: 57104 BUSINESS PHONE: 6059782908 MAIL ADDRESS: STREET 1: 125 S DAKOTA AVENUE STREET 2: SUITE 1100 CITY: SIOUX STATE: SD ZIP: 57104 FORMER COMPANY: FORMER CONFORMED NAME: NORTHWESTERN PUBLIC SERVICE CO DATE OF NAME CHANGE: 19920703 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: FORTRESS INVESTMENT GROUP LLC CENTRAL INDEX KEY: 0001245521 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13G/A BUSINESS ADDRESS: STREET 1: 1345 AVENUE OF THE AMERICA STREET 2: 46 FLOOR CITY: NEW YORK STATE: NY ZIP: 10105 BUSINESS PHONE: 212-798-6100 MAIL ADDRESS: STREET 1: 1345 AVENUE OF THE AMERICA STREET 2: 46 FLOOR CITY: NEW YORK STATE: NY ZIP: 10105 SC 13G/A 1 ny574924.txt SCHEDULE 13G/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No.1)* Northwestern Corporation - -------------------------------------------------------------------------------- (Name of Issuer) Common Stock, par value $0.01 per share - -------------------------------------------------------------------------------- (Title of Class of Securities) 668074305 - -------------------------------------------------------------------------------- (CUSIP Number) September 11, 2006 - -------------------------------------------------------------------------------- (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed: [ ] Rule 13d-1(b) [X] Rule 13d-1(c) [ ] Rule 13d-1(d) *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 the disclosures provided in a prior cover page. The information required in 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). SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 2 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Global Macro Fund LP - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -33,082-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -33,082-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -33,082- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.2% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) PN - -------------------------------------------------------------------------------- * Solely in its capacity as a member of Drawbridge Global Macro Master Fund Ltd. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 3 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Global Macro GP LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -33,082-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -33,082-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -33,082- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.1% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the general partner of Drawbridge Global Macro Fund LP. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 4 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Global Macro Master Fund Ltd. - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -385,576-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -385,576-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -385,576- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 1.1% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the sole member of Drawbridge Global Opportunities LLC. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 5 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Global Macro Advisors LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -385,576-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -385,576-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -385,576-* - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 1.1% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the investment advisor of Drawbridge Global Macro Master Fund Ltd., Drawbridge Global Macro Fund LP, and Drawbridge Global Macro Fund Ltd. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 6 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Global Macro Fund Ltd. - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -352,494-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -352,494-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -352,494- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 1.0% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as a member of Drawbridge Global Macro Master Fund Ltd. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 7 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Global Opportunities LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -385,576-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -385,576-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -385,576- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 1.1% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * As direct holder of the shares. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 8 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Special Opportunities Fund LP - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -695,365-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -695,365-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -695,365- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.0% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) PN - -------------------------------------------------------------------------------- * Solely in its capacity as the sole member of Drawbridge DSO Securities LLC. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 9 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge DSO Securities LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -695,365-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -695,365-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -695,365- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.0% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * As direct holder of the shares. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 10 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Special Opportunities Fund Ltd. - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Cayman Islands - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -122,711-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -122,711-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -122,711- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.3% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the sole member of Drawbridge OSO Securities LLC. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 11 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge OSO Securities LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -122,711-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -122,711-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -122,711- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.3% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * As direct holder of the shares. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 12 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Special Opportunities GP LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -695,365-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -695,365-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -695,365- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.0% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the general partner of Drawbridge Special Opportunities Fund LP. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 13 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Drawbridge Special Opportunities Advisors LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -818,076-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -818,076-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -818,076- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.3% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * 695,365 shares solely in its capacity as the investment advisor of Drawbridge Special Opportunities Fund LP and 122,711 shares solely in its capacity as the investment advisor of Drawbridge Special Opportunities Fund Ltd. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 14 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Fortress Investment Group LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -1,203,652-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -1,203,652-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -1,203,652- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.4% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * 385,576 shares solely in its capacity as the sole managing member of Drawbridge Global Macro Advisors LLC and 818,076 shares solely in its capacity as the sole managing member of Drawbridge Special Opportunities Advisors LLC. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 15 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Fortress Investment Holdings LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -1,203,652-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -1,203,652-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -1,203,652- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 3.4% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the sole member of Fortress Investment Group LLC. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 16 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Fortress Principal Investment Holdings II LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -33,082-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -33,082-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -33,082- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 0.1% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the managing member of Drawbridge Global Macro GP LLC. SCHEDULE 13G - -------------------------------------------------------------------------------- CUSIP No. 668074305 Page 17 of 20 Pages - -------------------------------------------------------------------------------- 1 NAME OF REPORTING PERSON S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON Fortress Principal Investment Holdings IV LLC - -------------------------------------------------------------------------------- 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (See Instructions) (a) |x| (b) | | - -------------------------------------------------------------------------------- 3 SEC USE ONLY - -------------------------------------------------------------------------------- 4 CITIZENSHIP OR PLACE OF ORGANIZATION Delaware - -------------------------------------------------------------------------------- 5 SOLE VOTING POWER NUMBER OF -0- ----------------------------------------------------- SHARES 6 SHARED VOTING POWER -695,365-* BENEFICIALLY ----------------------------------------------------- 7 SOLE DISPOSITIVE POWER OWNED BY -0- ----------------------------------------------------- EACH 8 SHARED DISPOSITIVE POWER -695,365-* REPORTING PERSON WITH - -------------------------------------------------------------------------------- 9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON -695,365- - -------------------------------------------------------------------------------- 10 CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (See Instructions) [ ] - -------------------------------------------------------------------------------- 11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9) 2.0% (based on 35,494,948 shares of common stock outstanding as of July 28, 2006) - -------------------------------------------------------------------------------- 12 TYPE OF REPORTING PERSON (See Instructions) OO - -------------------------------------------------------------------------------- * Solely in its capacity as the managing member of Drawbridge Special Opportunities GP LLC. This Amendment No. 1 (this "Amendment") amends and supplements the Schedule 13G filed on August 30, 2006 (the "Schedule 13G") by the Reporting Persons with respect to the shares of common stock, par value $0.01 per share (the "Common Stock"), of Northwestern Corporation, a Delaware corporation (the "Issuer"). Capitalized terms used in this Amendment without definition have the meanings assigned to such terms in the Schedule 13G. Item 4. Ownership. The percentages used in this Item 4 are calculated based upon 35,494,948 shares of Common Stock issued and outstanding as of July 28, 2006 as reported in the Issuer's Form 10-Q for the quarterly period ending June 30, 2006. A. Drawbridge Global Macro Fund LP (a) Amount beneficially owned: -33,082- (b) Percent of class: 0.1% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -33,082- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -33,082- B. Drawbridge Global Macro GP LLC (a) Amount beneficially owned: -33,082- (b) Percent of class: 0.1% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -33,082- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -33,082- C. Drawbridge Global Macro Master Fund Ltd. (a) Amount beneficially owned: -385,576- (b) Percent of class: 1.1% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -385,576- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -385,576- D. Drawbridge Global Macro Advisors LLC (a) Amount beneficially owned: -385,576- (b) Percent of class: 1.1% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -385,576- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -385,576- E. Drawbridge Global Macro Fund Ltd. (a) Amount beneficially owned: -352,494- (b) Percent of class: 1.0% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -352,494- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -352,494- F. Drawbridge Global Opportunities LLC (a) Amount beneficially owned: -385,576- (b) Percent of class: 1.1% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -385,576- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -385,576- G. Drawbridge Special Opportunities Fund LP (a) Amount beneficially owned: -695,365- (b) Percent of class: 2.0% (c) (i) Sole power to vote or direct the vote: -695,365- (ii) Shared power to vote or direct the vote: -0- (iii) Sole power to dispose or direct the disposition: -695,365- (iv) Shared power to dispose or direct the disposition: -0- H. Drawbridge DSO Securities LLC (a) Amount beneficially owned: -695,365- (b) Percent of class: 2.0% (c) (i) Sole power to vote or direct the vote: -695,365- (ii) Shared power to vote or direct the vote: -0- (iii) Sole power to dispose or direct the disposition: -695,365- (iv) Shared power to dispose or direct the disposition: -0- I. Drawbridge Special Opportunities Fund Ltd. (a) Amount beneficially owned: -122,711- (b) Percent of class: 0.3% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -122,711- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -122,711- J. Drawbridge OSO Securities LLC (a) Amount beneficially owned: -122,711- (b) Percent of class: 0.3% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -122,711- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -122,711- K. Drawbridge Special Opportunities GP LLC (a) Amount beneficially owned: -695,365- (b) Percent of class: 2.0% (c) (i) Sole power to vote or direct the vote: -695,365- (ii) Shared power to vote or direct the vote: -0- (iii) Sole power to dispose or direct the disposition: -695,365- (iv) Shared power to dispose or direct the disposition: -0- L. Drawbridge Special Opportunities Advisors LLC (a) Amount beneficially owned: -818,076- (b) Percent of class: 2.3% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -818,076- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -818,076- M. Fortress Investment Group LLC (a) Amount beneficially owned: -1,203,652- (b) Percent of class: 3.4% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -1,203,652- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -1,203,652- N. Fortress Investment Holdings LLC (a) Amount beneficially owned: -1,203,652- (b) Percent of class: 3.4% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -1,203,652- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -1,203,652- O. Fortress Principal Investment Holdings II LLC (a) Amount beneficially owned: -33,082- (b) Percent of class: 0.1% (c) (i) Sole power to vote or direct the vote: -0- (ii) Shared power to vote or direct the vote: -33,082- (iii) Sole power to dispose or direct the disposition: -0- (iv) Shared power to dispose or direct the disposition: -33,082- P. Fortress Principal Investment Holdings IV LLC (a) Amount beneficially owned: -695,365- (b) Percent of class: 2.0% (c) (i) Sole power to vote or direct the vote: -695,365- (ii) Shared power to vote or direct the vote: -0- (iii) Sole power to dispose or direct the disposition: -695,365- (iv) Shared power to dispose or direct the disposition: -0- SIGNATURE 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: September 13, 2006 DRAWBRIDGE GLOBAL MACRO FUND LP By: DRAWBRIDGE GLOBAL MACRO GP LLC its general partner By: /s/ Kevin Treacy --------------------------------- Name: Kevin Treacy Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE GLOBAL MACRO GP LLC By: /s/ Kevin Treacy --------------------------------- Name: Kevin Treacy Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE GLOBAL MACRO ADVISORS LLC By: /s/ Kevin Treacy --------------------------------- Name: Kevin Treacy Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE GLOBAL MACRO FUND LTD By: /s/ Kevin Treacy --------------------------------- Name: Kevin Treacy Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LP By: DRAWBRIDGE SPECIAL OPPORTUNITIES GP LLC its general partner By: /s/ Glenn Cummins ------------------------------ Name: Glenn Cummins Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE SPECIAL OPPORTUNITIES GP LLC By: /s/ Glenn Cummins ------------------------------ Name: Glenn Cummins Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE SPECIAL OPPORTUNITIES ADVISORS LLC By: /s/ Glenn Cummins ------------------------------ Name: Glenn Cummins Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE GLOBAL MACRO MASTER UND LTD. By: /s/ Kevin Treacy --------------------------------- Name: Kevin Treacy Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE GLOBAL OPPORTUNITIES LLC By: /s/ Kevin Treacy --------------------------------- Name: Kevin Treacy Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE SPECIAL OPPORTUNITIES FUND LTD. By: /s/ Glenn Cummins ------------------------------ Name: Glenn Cummins Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE OSO SECURITIES LLC By: /s/ Glenn Cummins ------------------------------ Name: Glenn Cummins Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 DRAWBRIDGE DSO SECURITIES LLC By: /s/ Glenn Cummins ------------------------------ Name: Glenn Cummins Title: Chief Financial Officer SIGNATURE 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: September 13, 2006 FORTRESS INVESTMENT GROUP LLC By: /s/ Peter L. Briger -------------------------------- Name: Peter L. Briger Title: Authorized Person SIGNATURE 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: September 13, 2006 FORTRESS INVESTMENT HOLDINGS LLC By: /s/ Peter L. Briger -------------------------------- Name: Peter L. Briger Title: Authorized Person SIGNATURE 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: September 13, 2006 FORTRESS PRINCIPAL INVESTMENT HOLDINGS II LLC By: /s/ Peter L. Briger -------------------------------- Name: Peter L. Briger Title: Authorized Person SIGNATURE 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: September 13, 2006 FORTRESS PRINCIPAL INVESTMENT HOLDINGS IV LLC By: /s/ Peter L. Briger -------------------------------- Name: Peter L. Briger Title: Authorized Person -----END PRIVACY-ENHANCED MESSAGE-----