<SEC-DOCUMENT>0001567619-20-003378-index.html : 20200213
<SEC-HEADER>0001567619-20-003378.hdr.sgml : 20200213
<ACCEPTANCE-DATETIME>20200213171444
ACCESSION NUMBER:		0001567619-20-003378
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20200213
DATE AS OF CHANGE:		20200213
GROUP MEMBERS:		VIRTUS INVESTMENT ADVISERS, INC.

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Interactive Brokers Group, Inc.
		CENTRAL INDEX KEY:			0001381197
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		IRS NUMBER:				300390693
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-82876
		FILM NUMBER:		20612008

	BUSINESS ADDRESS:	
		STREET 1:		ONE PICKWICK PLAZA
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
		BUSINESS PHONE:		203-618-5800

	MAIL ADDRESS:	
		STREET 1:		ONE PICKWICK PLAZA
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC
		CENTRAL INDEX KEY:			0001021223
		IRS NUMBER:				954575414
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		1800 AVE OF THE STAR 2ND FL
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90067
		BUSINESS PHONE:		3105562721

	MAIL ADDRESS:	
		STREET 1:		1800 AVENUE OF THE STARS 2ND FLOOR
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90067

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KAYNE ANDERSON INVESTMENT MANAGEMENT LLC
		DATE OF NAME CHANGE:	19990326

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KAIM TRADITIONAL L L C
		DATE OF NAME CHANGE:	19980223
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>doc1.htm
<DESCRIPTION>NONE
<TEXT>
Document 1 - file: doc1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-1.1
<SEQUENCE>2
<FILENAME>ex99_1.htm
<DESCRIPTION>EXHIBIT 1
<TEXT>
Document 2 - file: ex99_1.htm

</DOCUMENT>
</SEC-DOCUMENT>