<SEC-DOCUMENT>0001256484-15-000002-index.html : 20150212
<SEC-HEADER>0001256484-15-000002.hdr.sgml : 20150212
<ACCEPTANCE-DATETIME>20150212141215
ACCESSION NUMBER:		0001256484-15-000002
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20150212
DATE AS OF CHANGE:		20150212

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Gogo Inc.
		CENTRAL INDEX KEY:			0001537054
		STANDARD INDUSTRIAL CLASSIFICATION:	COMMUNICATION SERVICES, NEC [4899]
		IRS NUMBER:				271650905
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-87523
		FILM NUMBER:		15604997

	BUSINESS ADDRESS:	
		STREET 1:		1250 N. ARLINGTON HEIGHTS RD, SUITE 500
		CITY:			ITASCA
		STATE:			IL
		ZIP:			60143
		BUSINESS PHONE:		(630) 647-1400

	MAIL ADDRESS:	
		STREET 1:		1250 N. ARLINGTON HEIGHTS RD, SUITE 500
		CITY:			ITASCA
		STATE:			IL
		ZIP:			60143

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NORTHERN TRUST CORP
		CENTRAL INDEX KEY:			0000073124
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				362723087
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		50 S LASALLE ST
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60603
		BUSINESS PHONE:		3126306000

	MAIL ADDRESS:	
		STREET 1:		50 S LASALLE ST
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60603

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	NORTRUST CORP
		DATE OF NAME CHANGE:	19780525
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>Gogo13gA1.txt
<TEXT>
Document 1 - file: Gogo13gA1.txt

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1
<SEQUENCE>2
<FILENAME>Xcert13g2014-12-browne.txt
<TEXT>
Document 2 - file: Xcert13g2014-12-browne.txt

</DOCUMENT>
</SEC-DOCUMENT>