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* Thorndale Farm LLC (Last) (First) (Middle) 63 FRONT STREET (Street) MILLBROOK NY 12545 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol Gogo Inc. [ GOGO ]	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) 10/01/2017
	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								25,450,823(1)(2)	I(1)(2)	By LLC
Common Stock								139,536(3)	I(3)	By LLC

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* Thorndale Farm LLC (Last) (First) (Middle) 63 FRONT STREET (Street) MILLBROOK NY 12545 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* THORNE OAKLEIGH (Last) (First) (Middle) 63 FRONT STREET (Street) MILLBROOK NY 12545 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. This form is not being filed to report a sale or other transaction, but for informational purposes only. On October 1, 2017, in connection with the long-term estate planning of Oakleigh Thorne and his family, certain trusts and other entities affiliated with Oakleigh Thorne and Thorndale Farm, L.L.C. contributed their directly held shares of common stock to a newly created entity, Thorndale Farm Gogo, LLC, in exchange for a pro rata share of the equity interests in Thorndale Farm Gogo, LLC. As a result, Thorndale Farm, L.L.C. no longer may be deemed to have beneficial ownership over any shares of common stock.

2. Reflects shares of common stock held directly by Thorndale Farm Gogo, LLC. Thorndale Farm, Inc. is the managing member of Thorndale Farm Gogo, LLC. Mr. Thorne, as the chief executive officer of Thorndale Farm, Inc., may be deemed to have beneficial ownership of the shares of common stock held by Thorndale Farm Gogo, LLC. Mr. Thorne disclaims beneficial ownership of such shares of common stock except to the extent of any pecuniary interest therein and this report shall not be deemed an admission that Mr. Thorne is a beneficial owner of such shares of common stock for purposes of Section 16 or for any other purpose.

3. Reflects shares of common stock held directly by OAP, LLC. Mr. Thorne, as the managing member of OAP, LLC, may be deemed to have beneficial ownership of the shares of common stock held by OAP, LLC. Mr. Thorne disclaims beneficial ownership of such shares of common stock except to the extent of any pecuniary interest therein and this report shall not be deemed an admission that Mr. Thorne is a beneficial owner of such shares of common stock for purposes of Section 16 or for any other purpose.

Remarks:

	Thorndale Farm, L.L.C., By: /s/ Oakleigh Thorne, Chief Executive Officer	10/03/2017
	/s/ Oakleigh Thorne	10/03/2017
	** 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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