-----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, ELFXq3Acv83536Sx7vvmwOshdnUDuPpLJxxv15jcyq6ttACPEg0nQXjWna85QClk YOEYzr50K/zcgCNkojOzJQ== 0001047469-06-001950.txt : 20060214 0001047469-06-001950.hdr.sgml : 20060214 20060214134910 ACCESSION NUMBER: 0001047469-06-001950 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20051231 FILED AS OF DATE: 20060214 DATE AS OF CHANGE: 20060214 EFFECTIVENESS DATE: 20060214 FILER: COMPANY DATA: COMPANY CONFORMED NAME: WHITE MOUNTAINS ADVISORS LLC CENTRAL INDEX KEY: 0001253840 IRS NUMBER: 046140276 STATE OF INCORPORATION: DE FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-10494 FILM NUMBER: 06612083 BUSINESS ADDRESS: STREET 1: 370 CHURCH STREET CITY: GUILFORD STATE: CT ZIP: 06437 13F-HR 1 a2167520z13f-hr.txt 13F-HR UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 13F FORM 13F COVER PAGE INFORMATION REQUIRED OF INSTITUTIONAL INVESTMENT MANAGERS PURSUANT TO SECTION 13(f) OF THE SECURITIES EXCHANGE ACT OF 1934 AND RULES THEREUNDER Report for the Calendar Year or Quarter Ended: December 31, 2005. ----------------------- Check Here if Amendment / /; Amendment Number: --------- This Amendment (Check only one.): / / is a restatement. / / adds new holdings entries. Institutional Investment Manager Filing this Report: Name: White Mountains Advisors LLC ------------------------------- Address: 370 Church Street ------------------------------- Guilford, CT 06437 ------------------------------- ------------------------------- Form 13F File Number: 28-00470 --------------------- The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Mark J. Plourde ------------------------------- Title: Chief Financial Officer ------------------------------- Phone: (203) 458-2380 ------------------------------- Signature, Place, and Date of Signing: /s/ Mark J. Plourde Guilford, Connecticut February 13, 2006 ------------------------ --------------------- ----------------- [Signature] [City, State] [Date] Report Type (Check only one.): / / 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) / / 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) /X/ 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: [If there are no entries in this list, omit this section.] Form 13F File Number Name 28-04685 Prospector Partners, LLC --------------- ------------------------------------ 28-05231 Pillar Point Equity Management, LLC --------------- ------------------------------------ 28-03130 Fenimore Asset Management, Inc. --------------- ------------------------------------ 28-04903 Gartmore SA Capital Trust --------------- ------------------------------------ 28-00058 Pioneer Investment Management Inc. --------------- ------------------------------------ FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 5 -------------------- Form 13F Information Table Entry Total: 1 -------------------- Form 13F Information Table Value Total: 119,244 -------------------- (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. [If there are no entries in this list, state "NONE" and omit the column headings and list entries.] No. Form 13F File Number Name 1. 28-01681 White Mountains Insurance Group, Ltd. ------ ----------------- ------------------------------------- WHITE MOUNTAINS ADVISORS LLC WHITE MOUNTAINS ADVISORS LLC FORM 13F INFORMATION TABLE - DECEMBER 31, 2005
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 - ---------------------------- -------------- --------- --------- ------------------------ ---------- -------- -------------------- VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE - ---------------------------- -------------- --------- --------- ----------- ------ ----- ---------- -------- ---- ---------- ---- 1 MONTPELIER RE HOLDINGS LTD SHS G62185106 $ 119,244 6,309,189 SH DEFINED 01 6,309,189
01 White Mountains Insurance Group, Ltd. -----END PRIVACY-ENHANCED MESSAGE-----