SEC Form 4
FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
1. Name and Address of Reporting Person*
BARRETTE RAYMOND JOSEPH RENE

(Last) (First) (Middle)
C/O WHITE MOUNTAINS INSURANCE GROUP
80 SOUTH MAIN STREET

(Street)
HANOVER NH 03755

(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
WHITE MOUNTAINS INSURANCE GROUP LTD [ WTM ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
X Director 10% Owner
X Officer (give title below) X Other (specify below)
Chief Executive Officer / Chairman of the Board
3. Date of Earliest Transaction (Month/Day/Year)
01/20/2012
4. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Shares 01/20/2012 F 2,338 (1) D $450.3 17,282 (2) D
Common Shares 08/08/2012 P 200 A $512.46 5,430 I By IRA
Common Shares 08/08/2012 P 200 A $512.5 5,630 I By IRA
Common Shares 08/08/2012 P 22 A $513 5,652 I By IRA
Common Shares 08/08/2012 P 1 A $514.68 5,653 I By IRA
Common Shares 08/08/2012 P 79 A $515.6098 5,732 I By IRA
Common Shares 08/08/2012 P 98 A $515.61 5,830 I By IRA
Common Shares 08/09/2012 P 200 A $513.8 6,030 I By IRA
Common Shares 08/09/2012 P 7 A $513.85 6,037 I By IRA
Common Shares 08/09/2012 P 63 A $513.85 6,100 I By IRA
Common Shares 08/09/2012 P 6 (3) A $514 6,106 I By IRA
Common Shares (restricted) 15,000 (4) D
Common Shares 14,492 (5) I By Grantor Retained Annuity Trust
Common Shares 20,820 I By wife
Common Shares 10,751 I by daughter
Common Shares 562 (6) I By 401(k)
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Common Share Options $742 (7) 01/20/2017 Common Shares 125,000 125,000 D
Explanation of Responses:
1. Reflects payment of tax liability incident to the vesting of restricted shares by delivery of securities.
2. Since the Reporting Person's last filing, reflects increase by (i) 4,662 Common Shares, reclassified from restricted due to vesting on January 20, 2012, and (ii) 2,977 Common Shares from a GRAT distribution on April 15, 2012.
3. Each of the acquisitions reported in this filing was an open market purchase.
4. Reflects reduction by 7,000 Common Shares, due to vesting on January 20, 2012.
5. Since the Reporting Person's last filing, reflects distribution of 2,977 Common Shares to Reporting Person on April 15, 2012, which shares are now reported as held directly.
6. Reflects accumulation of 36 WTM Common Shares in Reporting Person's Company 401(k) account since his last filed report. WTM Common Shares are purchased at fair market value on the date of purchase. The information in this report is based on a plan statement dated as of July 27, 2012.
7. All of the options are fully vested and exerciseable.
Remarks:
Jason R. Lichtenstein, by Power of Attorney 08/09/2012
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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