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
	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* SUMMIT PARTNERS L P (Last) (First) (Middle) 222 BERKELEY STREET 18TH FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Ubiquiti Networks, Inc. [ UBNT ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director 10% Owner Officer (give title below) X Other (specify below) Manager of GP of 10% Owner
	3. Date of Earliest Transaction (Month/Day/Year) 11/29/2012
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X 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	11/29/2012		S		1,000,000(1)	D	$11.55	16,095,543(2)	I	See Remarks.

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

1. Name and Address of Reporting Person* SUMMIT PARTNERS L P (Last) (First) (Middle) 222 BERKELEY STREET 18TH FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Manager of GP of 10% Owner

1. Name and Address of Reporting Person* Summit Investors Management, LLC (Last) (First) (Middle) 222 BERKELEY STREET, 18TH FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Manager of GP of 10% Owner

1. Name and Address of Reporting Person* Summit Partners PE VII, LLC (Last) (First) (Middle) 222 BERKELEY STREET 18TH FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Indirect GP of 10% Owner

1. Name and Address of Reporting Person* Summit Partners PE VII, L.P. (Last) (First) (Middle) 222 BERKELEY STREET 18TH FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) GP of 10% Owner

1. Name and Address of Reporting Person* MANNION MARTIN J (Last) (First) (Middle) C/O SUMMIT PARTNERS 222 BERKELEY STREET, 18TH FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Manager of GP of 10% owner

1. Name and Address of Reporting Person* EVANS BRUCE R (Last) (First) (Middle) C/O SUMMIT PARTNERS 222 BERKELEY STREET, 18TH FLOOR (Street) BOSTON MA 02116 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director 10% Owner Officer (give title below) X Other (specify below) Manager of GP of 10% owner

Explanation of Responses:

1. Represents shares sold by the following entities: 622,797 shares of common stock sold by Summit Partners Private Equity Fund VII-A, L.P., 374,061 shares of common stock sold by Summit Partners Private Equity Fund VII-B, L.P., 2,872 shares of common stock sold by Summit Investors I, LLC and 270 shares of common stock sold by Summit Investors I (UK), L.P.

2. Represents shares held by the following entities: 10,024,240 shares of common stock held by Summit Partners Private Equity Fund VII-A, L.P., 6,020,720 shares of common stock held by Summit Partners Private Equity Fund VII-B, L.P., 46,231 shares of common stock held by Summit Investors I, LLC and 4,352 shares of common stock held by Summit Investors I (UK), L.P.

Remarks:

The entities mentioned in Footnotes 1 and 2 are collectively referred to as the "Summit Entities." Summit Partners, L.P. is (i) the managing member of Summit Partners PE VII, LLC, which is the general partner of Summit Partners PE VII, L.P., which is the general partner of Summit Partners Private Equity Fund VII-A, L.P. and Summit Partners Private Equity Fund VII-B, L.P., and (ii) the managing member of Summit Investors Management, LLC, which is the manager of Summit Investors I, LLC., and the general partner of Summit Investors I (UK), L.P. Summit Partners, L.P., through its Investment Committee, composed of Martin J. Mannion and Bruce R. Evans, has voting and dispositive authority over the shares held by each of these entities and therefore may beneficially own such shares. Mr. Mannion and Mr. Evans, as members of the two-person investment committee, have voting and dispositive authority over the shares held by the Summit Entities, and therefore may beneficially own the shares. Each of the Summit Entities, Mr. Mannion and Mr. Evans disclaim beneficial ownership of the shares, and this report shall not be deemed an admission that the Reporting Persons are the beneficial owners of the shares for the purposes of Section 16 or for any other purpose, except, in each case, to the extent of each such Reporting Person's pecuniary interest therein.

	Summit Partners, L.P., by Summit Master Company, LLC, its General Partner, by Robin W. Devereux, POA for Joseph F. Trustey, Member	12/03/2012
	Summit Investors Management, LLC, by Summit Partners, L.P., its Managing Member, by Summit Master Company, LLC, its General Partner, by Robin W. Devereux, POA for Joseph Trustey, Member	12/03/2012
	Summit Partners PE VII, LLC, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its General Parnter, by Robin W. Devereux, POA for Joseph Trustey, Member	12/03/2012
	Summit Partners PE VII, L.P., by Summit Partners PE VII, LLC, its General Partner, by Summit Partners, L.P., its Manager, by Summit Master Company, LLC, its General Partner, by Robin W. Devereux, POA for Joseph Trustey, Member	12/03/2012
	Robin W. Devereux, POA for Martin J. Mannion	12/03/2012
	Robin W. Devereux, POA for Bruce R. Evans	12/03/2012
	** 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).
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.