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	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
X	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* WHITE MOUNTAINS INSURANCE GROUP LTD (Last) (First) (Middle) 80 SOUTH MAIN ST. (Street) HANOVER NH 03755 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Symetra Financial CORP [ SYA ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 02/01/2016
	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 Stock	02/01/2016		D(1)		20,562,379	D	$32	0	I	by subsidiaries(2)

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

Explanation of Responses:

1. Shares disposed of pursuant to merger agreement between issuer and Sumitomo Life Insurance Company in exchange for $32.00 per share on the effective date of the merger.

2. Shares owned by indirect wholly owned subsidiaries of White Mountains Insurance Group, Ltd.

Remarks:

	Jason R. Lichtenstein, by Power of Attorney	02/02/2016
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Know all by these presents, that the undersigned hereby
constitutes and appoints Jason R. Lichtenstein, Vice
President & Associate General Counsel of White Mountains
Capital, Inc., signing singly, the undersigned's true
and lawful attorney-in-fact to: (1) execute for and on
behalf of the undersigned Forms 3, 4, and 5 in accordance
with Section 16(a) of the Securities Exchange Act of
1934 and the rules thereunder;
(2) do and perform any and all acts for and on behalf of the
undersigned which may be necessary or desirable to complete
and execute any such Form 3, 4, or 5, complete and execute
any amendment or amendments thereto, and timely file such form
with the United States Securities and Exchange Commission and
any stock exchange or similar authority; and
(3) take any other action of any type whatsoever in connection
with the foregoing which, in the opinion of such
attorney-in-fact, may be of benefit to, in the best
interest of, or legally
required by, the undersigned, it being understood that the
documents executed by such attorney-in-fact on behalf of the
undersigned pursuant to this Power of Attorney shall be in
such form and shall contain such terms and conditions as such
attorney-in-fact may approve in such attorney-in-fact's
discretion. The undersigned hereby grants to each such
attorney-in-fact full power and authority to do and perform
any and every act and thing
whatsoever requisite, necessary, or proper to be done in the
exercise of any of the rights and powers herein granted, as
fully to all intents and purposes as the undersigned might or
could do if personally present, with full power of substitution
or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in-fact's substitute or
substitutes, shall lawfully do or cause to be done by virtue of
this power of attorney and the rights and powers herein granted.
The undersigned acknowledges that the foregoing attorney-in-fact,
in serving in such capacity at the request of the undersigned,
is not rendering legal advice of any form, other than satisfying
regulatory filing requirements, with respect to any transactions
to be reported on Forms 3, 4 and 5 is not assuming any of
the undersigned's responsibilities to comply with Section 16
of the Securities Exchange Act of 1934.  This Power of Attorney
shall remain in full force and effect until the undersigned
is no longer required to file Forms 3, 4, and 5 with respect
to the undersigned's holdings of, and transactions in,
publicly-traded securities, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing
attorney-in-fact.
IN WITNESS WHEREOF, the undersigned has caused this Power of
Attorney to be executed as of this 18th day of January 2010.

WHITE MOUNTAINS INSURANCE GROUP, LTD.

By:  /S/ Jennifer L. Pitts
Name:	Jennifer L. Pitts
Its:	Corporate Secretary