<SEC-DOCUMENT>0001354457-19-000495-index.html : 20191003
<SEC-HEADER>0001354457-19-000495.hdr.sgml : 20191003
<ACCEPTANCE-DATETIME>20191003165739
ACCESSION NUMBER:		0001354457-19-000495
CONFORMED SUBMISSION TYPE:	CERT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20191003
DATE AS OF CHANGE:		20191003
EFFECTIVENESS DATE:		20191003

FILER:

	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:		CERT
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33440
		FILM NUMBER:		191136432

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>CERT
<SEQUENCE>1
<FILENAME>8A_Cert_IBKR.pdf
<TEXT>
Document 1 - file: 8A_Cert_IBKR.pdf

</DOCUMENT>
</SEC-DOCUMENT>