<SEC-DOCUMENT>0001381197-24-000067.txt : 20240202
<SEC-HEADER>0001381197-24-000067.hdr.sgml : 20240202
<ACCEPTANCE-DATETIME>20240202164735
ACCESSION NUMBER:		0001381197-24-000067
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20240202
DATE AS OF CHANGE:		20240202

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Interactive Brokers Group, Inc.
		CENTRAL INDEX KEY:			0001381197
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		ORGANIZATION NAME:           	02 Finance
		IRS NUMBER:				300390693
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-33440
		FILM NUMBER:		24592305

	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

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Nemser Earl H
		CENTRAL INDEX KEY:			0001391400
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		ONE PICKWICK PLAZA
		CITY:			GREENWICH
		STATE:			CT
		ZIP:			06830
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
<headerData>
<submissionType>144</submissionType>
<filerInfo>
<filer>
<filerCredentials>
<cik>0001391400</cik>
<ccc>XXXXXXXX</ccc>
</filerCredentials>
</filer>
<liveTestFlag>LIVE</liveTestFlag>



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<formData>
<issuerInfo>
<issuerCik>0001381197</issuerCik>
<issuerName>Interactive Brokers Group, Inc.</issuerName>
<secFileNumber>001-33440</secFileNumber>
<issuerAddress>
<com:street1>One Pickwick Plaza</com:street1>
<com:city>Greenwich</com:city>
<com:stateOrCountry>CT</com:stateOrCountry>
<com:zipCode>06830</com:zipCode>
</issuerAddress>
<issuerContactPhone>203-618-5800</issuerContactPhone>
<nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Nemser Earl H</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
<relationshipsToIssuer>
<relationshipToIssuer>Officer</relationshipToIssuer>
</relationshipsToIssuer>
</issuerInfo>
<securitiesInformation>
<securitiesClassTitle>Class A common stock</securitiesClassTitle>
<brokerOrMarketmakerDetails>
<name>Interactive Brokers LLC</name>
<address>
<com:street1>One Pickwick Plaza</com:street1>
<com:city>Greenwich</com:city>
<com:stateOrCountry>CT</com:stateOrCountry>
<com:zipCode>06830</com:zipCode>
</address>
</brokerOrMarketmakerDetails>
<noOfUnitsSold>200000</noOfUnitsSold>
<aggregateMarketValue>18174000</aggregateMarketValue>
<noOfUnitsOutstanding>107015336</noOfUnitsOutstanding>
<approxSaleDate>02/02/2024</approxSaleDate>
<securitiesExchangeName>Nasdaq</securitiesExchangeName>
</securitiesInformation>
<securitiesToBeSold>
<securitiesClassTitle>Class A common stock</securitiesClassTitle>
<acquiredDate>08/10/2023</acquiredDate>
<natureOfAcquisitionTransaction>Distribution</natureOfAcquisitionTransaction>
<nameOfPersonfromWhomAcquired>EN Holdings LLC</nameOfPersonfromWhomAcquired>
<isGiftTransaction>N</isGiftTransaction>
<amountOfSecuritiesAcquired>174822</amountOfSecuritiesAcquired>
<paymentDate>08/10/2023</paymentDate>
<natureOfPayment>Distribution</natureOfPayment>
</securitiesToBeSold>
<securitiesToBeSold>
<securitiesClassTitle>Class A common stock</securitiesClassTitle>
<acquiredDate>05/09/2023</acquiredDate>
<natureOfAcquisitionTransaction>Vesting of Awarded Shares</natureOfAcquisitionTransaction>
<nameOfPersonfromWhomAcquired>Interactive Brokers Group, Inc.</nameOfPersonfromWhomAcquired>
<isGiftTransaction>N</isGiftTransaction>
<amountOfSecuritiesAcquired>12513</amountOfSecuritiesAcquired>
<paymentDate>05/09/2023</paymentDate>
<natureOfPayment>Vesting of Awarded Shares</natureOfPayment>
</securitiesToBeSold>
<securitiesToBeSold>
<securitiesClassTitle>Class A common stock</securitiesClassTitle>
<acquiredDate>05/09/2022</acquiredDate>
<natureOfAcquisitionTransaction>Vesting of Awarded Shares</natureOfAcquisitionTransaction>
<nameOfPersonfromWhomAcquired>Interactive Brokers Group, Inc.</nameOfPersonfromWhomAcquired>
<isGiftTransaction>N</isGiftTransaction>
<amountOfSecuritiesAcquired>10517</amountOfSecuritiesAcquired>
<paymentDate>05/09/2022</paymentDate>
<natureOfPayment>Vesting of Awarded Shares</natureOfPayment>
</securitiesToBeSold>
<securitiesToBeSold>
<securitiesClassTitle>Class A common stock</securitiesClassTitle>
<acquiredDate>05/07/2021</acquiredDate>
<natureOfAcquisitionTransaction>Vesting of Awarded Shares</natureOfAcquisitionTransaction>
<nameOfPersonfromWhomAcquired>Interactive Brokers Group, Inc.</nameOfPersonfromWhomAcquired>
<isGiftTransaction>N</isGiftTransaction>
<amountOfSecuritiesAcquired>2148</amountOfSecuritiesAcquired>
<paymentDate>05/07/2021</paymentDate>
<natureOfPayment>Vesting of Awarded Shares</natureOfPayment>
</securitiesToBeSold>
<nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
<remarks>Shares acquired via a distribution from EN Holdings LLC, a limited liability company owned by the Reporting Person and his affiliates, which distributed the shares it acquired in a partial redemption of its interest in IBG Holdings LLC as more fully described in the prospectus supplement on Form 424b5 (File No. 333-273451) filed with Securities Exchange Commission on July 27, 2023 by Interactive Brokers Group, Inc. (the "Issuer") and from the vesting restricted stock units awarded under the Issuer's amended 2007 Stock Incentive Plan. Sales to occur over time pursuant to a 10b5-1 trading plan.</remarks>
<noticeSignature>
<noticeDate>02/02/2024</noticeDate>
<planAdoptionDates>
<planAdoptionDate>09/12/2023</planAdoptionDate>
</planAdoptionDates>
<signature>/s/ Earl H Nemser</signature>
</noticeSignature>
</formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
