- Statement of Changes in Beneficial Ownership (4)

FORM 4 [ X ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0287 Expires: February 28, 2011 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940

1. Name and Address of Reporting Person * Picciano Martin A	2. Issuer Name and Ticker or Trading Symbol SYNIVERSE HOLDINGS INC [ SVR ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director                      _____ 10% Owner __ X __ Officer (give title below)      _____ Other (specify below) Chief Accounting Officer
(Last)          (First)          (Middle) C/O SYNIVERSE HOLDINGS, INC., 8125 HIGHWOODS PALM WAY	3. Date of Earliest Transaction (MM/DD/YYYY) 1/13/2011
(Street) TAMPA, FL 33647 (City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)	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. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. 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	1/13/2011		D (1)		22900	D	(1)	0	D

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. 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		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 of Derivative Security: 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
Employee Stock Option (right to buy)	$16.44	1/13/2011		D   (2)			20000	(3)	8/25/2018	Common Stock	20000	$0	0	D
Employee Stock Option (right to buy)	$14.84	1/13/2011		D   (2)			22540	(4)	8/10/2016	Common Stock	22540	$0	0	D
Employee Stock Option (right to buy)	$16.68	1/13/2011		D   (2)			9330	(5)	2/17/2017	Common Stock	9330	$0	0	D
Employee Stock Option (right to buy)	$21.65	1/13/2011		D   (2)			7530	(6)	8/5/2017	Common Stock	7530	$0	0	D

Explanation of Responses:
( 1)	The shares of common stock, including restricted stock, were cancelled pursuant to the Agreement and Plan of Merger with Buccaneer Holdings, Inc. and Buccaneer Merger Sub, Inc., dated as of October 28, 2010 (the "Merger Agreement"), in exchange for a cash payment in the amount of $31.00 per share.
( 2)	The options, whether vested or unvested, were cancelled pursuant to the Merger Agreement in exchange for a cash payment in the amount of $31.00 per share less the exercise price of the option.
( 3)	The option vests in three equal installments on each of August 25, 2009, August 25, 2010 and August 25, 2011.
( 4)	The option vests in three equal installments on each of August 10, 2010, August 10, 2011, and August 10, 2012.
( 5)	The option vests in three equal installments on each of February 17, 2011, February 17, 2012 and February 16, 2013.
( 6)	The option vests in three equal installments on each of August 5, 2011, August 5, 2012 and August 5, 2013.

Reporting Owners
Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Picciano Martin A C/O SYNIVERSE HOLDINGS, INC. 8125 HIGHWOODS PALM WAY TAMPA, FL 33647			Chief Accounting Officer

Signatures
/s/ Laura E. Binion, under a power of attorney		1/14/2011
** 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 control number.