<SEC-DOCUMENT>0001381197-24-000003.txt : 20240102
<SEC-HEADER>0001381197-24-000003.hdr.sgml : 20240102
<ACCEPTANCE-DATETIME>20240102133052
ACCESSION NUMBER:		0001381197-24-000003
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20240101
ITEM INFORMATION:		Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20240102
DATE AS OF CHANGE:		20240102

FILER:

	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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33440
		FILM NUMBER:		24501707

	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>8-K
<SEQUENCE>1
<FILENAME>ibkr-20240101x8k.htm
<DESCRIPTION>8-K
<TEXT>
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font-family: 'Times New Roman', 'serif';font-size: 14pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">CURRENT REPORT</span><span style="white-space:pre-wrap; font-size: 14pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;"><br />&#8206;</span><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 12pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Pursuant to Section 13 or 15(d) of the</span><span style="white-space:pre-wrap; font-size: 12pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;"><br />&#8206;</span><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 12pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Securities Exchange Act of 1934</span><span style="white-space:pre-wrap; font-size: 12pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;"><br />&#8206;</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Date of Report (Date of Earliest Event Reported):  </span><ix:nonNumeric name="dei:DocumentPeriodEndDate" id="ct-nonNumeric-517c88c6-ab97-4831-8d69-feb46934b101" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt:datemonthdayyearen"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">January 1, 2024</span></ix:nonNumeric></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 16pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:EntityRegistrantName" id="ct-nonNumeric-1df280e3-d297-4885-8ce8-fef8f58a93e9" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 16pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">INTERACTIVE BROKERS GROUP, INC.</span></ix:nonNumeric></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 12pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(Exact Name of Registrant as Specified in its Charter)</span></p><div style="text-align:center"><table dir="ltr" style="border: none;border-collapse: collapse;margin-bottom: .001pt;margin-left: auto;margin-right: auto;width: 100%;"><tr style="height: 0.01in;"><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 31.7%;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 32.2%;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 10pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 10pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 36.0%;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 10pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 10pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 31.7%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:EntityIncorporationStateCountryCode" id="ct-nonNumeric-81acac02-3896-45c8-8d8e-65343ac19e0b" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt-sec:stateprovnameen"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Delaware</span></ix:nonNumeric></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 32.2%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:EntityFileNumber" id="ct-nonNumeric-be0e2e82-5c0f-4ceb-be4c-089ec7303be4" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">001-33440</span></ix:nonNumeric></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 36.0%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:EntityTaxIdentificationNumber" id="ct-nonNumeric-05c008cc-69d0-4293-8c41-9d8929402ddf" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">30-0390693</span></ix:nonNumeric></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 31.7%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(State or Other Jurisdiction</span><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"><br />&#8206;</span><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">of Incorporation)</span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 32.2%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(Commission File Number)</span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 36.0%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(I.R.S. Employer Identification</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> Number)</span></p></td></tr></table></div><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 9pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-size: 9pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:EntityAddressAddressLine1" id="ct-nonNumeric-1a78b09b-dd0d-4a5f-ba37-d7bd73fc06c4" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">One Pickwick Plaza</span></ix:nonNumeric><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">, </span><ix:nonNumeric name="dei:EntityAddressCityOrTown" id="ct-nonNumeric-aa8b725f-733c-48a9-b228-3bf391b733e6" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Greenwich</span></ix:nonNumeric><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">, </span><ix:nonNumeric name="dei:EntityAddressStateOrProvince" id="ct-nonNumeric-4c3898bf-d9cd-472e-9413-b1eb38aa242f" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">CT</span></ix:nonNumeric><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;"> </span><ix:nonNumeric name="dei:EntityAddressPostalZipCode" id="ct-nonNumeric-3a1ef4ad-a5c9-4bba-afd1-867b0181425c" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">06830</span></ix:nonNumeric></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(Address of Principal Executive Offices) (Zip Code)</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">(</span><ix:nonNumeric name="dei:CityAreaCode" id="ct-nonNumeric-e47b98cb-2082-4be2-8ed1-ba90c8a96c78" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">203</span></ix:nonNumeric><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">) </span><ix:nonNumeric name="dei:LocalPhoneNumber" id="ct-nonNumeric-5b96a77d-093f-436b-8843-9a4efa4c18b0" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">618-5800</span></ix:nonNumeric></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 12pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(Registrant&#8217;s Telephone Number, Including Area Code)</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Not Applicable</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 12pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(Former Name or Former Address, if Changed Since Last Report)</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 12pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</span></p><div style="text-align:left"><table dir="ltr" style="border: none;border-collapse: collapse;margin-bottom: .001pt;margin-left: 0;margin-right: auto;"><tr style="height: 0.01in;"><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 29.4pt;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 456pt;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 10pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 10pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 29.4pt;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:WrittenCommunications" id="ct-nonNumeric-bc6af17e-5cbf-43ff-813e-9229338c3e6d" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt:booleanfalse"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#9633;</span></ix:nonNumeric></p></td><td colspan="2" style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 479.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 29.4pt;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:SolicitingMaterial" id="ct-nonNumeric-8c68fc9d-96be-483a-b67b-c9ecfc3afdaa" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt:booleanfalse"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#9633;</span></ix:nonNumeric></p></td><td colspan="2" style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 479.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 29.4pt;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:PreCommencementTenderOffer" id="ct-nonNumeric-a1975a9b-7719-403a-aa49-af5bb33ed12a" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt:booleanfalse"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#9633;</span></ix:nonNumeric></p></td><td colspan="2" style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 479.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 29.4pt;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><ix:nonNumeric name="dei:PreCommencementIssuerTenderOffer" id="ct-nonNumeric-664768c2-5e3f-4ccf-9028-6162e20644ea" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt:booleanfalse"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#9633;</span></ix:nonNumeric></p></td><td colspan="2" style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 479.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 105.0%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</span></p></td></tr></table></div><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><div style="text-align:center"><table dir="ltr" style="border: none;border-collapse: collapse;margin-bottom: .001pt;margin-left: auto;margin-right: auto;width: 100%;"><tr style="height: 0.01in;"><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 39.2%;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 1pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 1pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 26.7%;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 1pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 1pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 34.2%;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 1pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 1pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 39.2%;"><div style="border-bottom: solid windowtext 1.0pt;border-left: none;border-right: none;border-top: none;padding-bottom: 0;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 9pt;line-height: 107.9%;margin-bottom: 1pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Title of each class</span></p></div></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 26.7%;"><div style="border-bottom: solid windowtext 1.0pt;border-left: none;border-right: none;border-top: none;padding-bottom: 0;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 9pt;line-height: 107.9%;margin-bottom: 1pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Trading Symbol</span></p></div></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 34.2%;"><div style="border-bottom: solid windowtext 1.0pt;border-left: none;border-right: none;border-top: none;padding-bottom: 0;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 9pt;line-height: 107.9%;margin-bottom: 1pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Name of the exchange on which registered</span></p></div></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 39.2%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 9pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0.14in;margin-right: 0;margin-top: 0;text-align: center;text-indent: -0.14in;"><ix:nonNumeric name="dei:Security12bTitle" id="ct-nonNumeric-90874390-3cb7-406c-b61b-d3dd6a968f92" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Common Stock, par value $.01 per share</span></ix:nonNumeric></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 26.7%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 9pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#160;&#160;</span><ix:nonNumeric name="dei:TradingSymbol" id="ct-nonNumeric-02ae6bf4-28a2-42f4-9edf-8e28dc33fc9d" contextRef="Duration_1_1_2024_To_1_1_2024"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">IBKR</span></ix:nonNumeric><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#160;&#160;</span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 34.2%;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 9pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#160;&#160;The </span><ix:nonNumeric name="dei:SecurityExchangeName" id="ct-nonNumeric-6f20d81e-a128-46ed-a5e6-a3abbea0c5ab" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt-sec:exchnameen"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Nasdaq</span></ix:nonNumeric><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 9pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> Global Select Market</span></p></td></tr></table></div><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (&#167;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (&#167;240.12b-2 of this chapter).</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Emerging growth company </span><ix:nonNumeric name="dei:EntityEmergingGrowthCompany" id="ct-nonNumeric-a3e3185c-05b5-4acd-9c6e-5dec3656d191" contextRef="Duration_1_1_2024_To_1_1_2024" format="ixt:booleanfalse"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#9633;</span></ix:nonNumeric></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.    </span><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#9633;</span></p><p dir="ltr" style="font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><div style="border-bottom: none;border-left: none;border-right: none;border-top: double windowtext 2.5pt;padding-top: 0;"><p dir="ltr" style="font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></div></div>
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    <div><p dir="ltr" style="font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Item 5.02.</span><span style="white-space:pre-wrap; font-family: Calibri;font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;"> </span><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Departure of Directors of Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers</span><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">.</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span id="_Hlk141260352" style="text-decoration: none;"></span><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">On October 17, 2023, the Board of Directors (the &#8220;Board&#8221;) of Interactive Brokers Group, Inc. (the &#8220;Company&#8221;) appointed Mr. Richard Repetto to serve as an independent director of the Company, effective January 1, 2024. </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Mr. Repetto is a renowned research analyst with over 25 years of experience covering electronic trading and financial technology companies. Mr. Repetto retired in June 2023 as Managing Director and Senior Research Analyst at Piper Sandler. Throughout his successful career, Mr. Repetto received many accolades, including the Financial Times/StarMine &#8220;Analyst of the Year&#8221; Award in 2010 and &#8220;Global Analyst of the Year&#8221; from the Financial Times in 2012.</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Mr. Repetto will receive the same compensation as the Company&#8217;s other non-employee directors. The compensation program is described in the </span><span style="white-space:pre-wrap; color: black;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Company&#8217;s </span><a href="http://www.sec.gov/Archives/edgar/data/1381197/000114036123010698/ny20005483x2_def14a.htm"><span style="white-space:pre-wrap; color: #0563C1;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;text-decoration: underline;">Proxy Statement</span></a><span style="white-space:pre-wrap; color: black;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> on </span><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Schedule 14A filed with the U.S. Securities and Exchange Commission (&#8220;SEC&#8221;) on March 8, 2023. </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">The Board has determined that Mr. Repetto is &#8220;independent&#8221; under the rules of the Nasdaq Stock Market LLC and the SEC. Mr. Repetto has no family relationships with directors or other executive officers of the Company and is not a party to any transactions requiring disclosure under Item 404(a) of Regulation S-K. There is no arrangement or understanding between Mr. Repetto and any other persons pursuant to which Mr. Repetto was selected as a director. </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">A copy of the Registrant&#8217;s press release relating to this director appointment is being furnished as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference. </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 6pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Item. 9.01 Financial Statements and Exhibits.</span></p><div style="text-align:center"><table dir="ltr" style="border: none;border-collapse: collapse;margin-bottom: .001pt;margin-left: auto;margin-right: auto;width: 100%;"><tr style="height: 0.01in;"><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: middle;width: 57pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 11.1pt;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 10pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 10pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: middle;width: 471.9pt;"><p dir="ltr" style="text-align:left; font-family: Calibri;font-size: 10pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 10pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td></tr><tr><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 57pt;"><div style="border-bottom: solid #000000 1.0pt;border-left: none;border-right: none;border-top: none;padding-bottom: 0;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Exhibit&#160;No.</span></p></div></td><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 11.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">&#160;&#160;</span></p></td><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 471.9pt;"><div style="border-bottom: solid #000000 1.0pt;border-left: none;border-right: none;border-top: none;padding-bottom: 0;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: bold;margin: 0;padding: 0;">Description</span></p></div></td></tr><tr><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 57pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 11.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="background: #FFFFFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 471.9pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td></tr><tr><td style="background: #CCEEFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 57pt;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;text-indent: -0.14in;"><span style="white-space:pre-wrap; color: #000000;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">    99.1</span></p></td><td style="background: #CCEEFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 11.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="background: #CCEEFF;border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 471.9pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><a href="ibkr-20240101xex99_1.htm"><span style="white-space:pre-wrap; color: #0563C1;font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;text-decoration: underline;">Press Release dated January 2, 2023.</span></a></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 57pt;"><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">104</span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: bottom;width: 11.1pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 471.9pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Cover Page Interactive Data File </span><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">(the cover page XBRL tags are embedded within the Inline XBRL Document).</span></p></td></tr></table></div><p dir="ltr" style="font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">***</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 12pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-size: 12pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"><br />&#8206;</span></p></div>
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    <div><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 12pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 12pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">SIGNATURE</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;text-indent: 0.50in;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 12pt;margin-left: 0;margin-right: 0;margin-top: 0;text-indent: 0.50in;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 108%;margin-bottom: 12pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Dated: January 2, 2024</span></p><div style="text-align:left"><table dir="ltr" style="border: none;border-collapse: collapse;margin-bottom: .001pt;margin-left: 0;margin-right: auto;"><tr style="height: 0.01in;"><td style="border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-style: none;padding-bottom: 0;padding-left: 0;padding-right: 0;padding-top: 0;vertical-align: top;width: 159.6pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 1pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 1pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-style: none;padding-bottom: 0;padding-left: 0;padding-right: 0;padding-top: 0;vertical-align: top;width: 49.8pt;"><p dir="ltr" style="text-align:left; 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font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td colspan="2" style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 301.8pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">INTERACTIVE BROKERS GROUP, INC.</span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 159.6pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 49.8pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 252pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 159.6pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 49.8pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 252pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 159.6pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 49.8pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">By:</span></p></td><td style="border-bottom: solid windowtext 1.0pt;border-left-style: none;border-right-style: none;border-top-style: none;padding-bottom: 0;padding-left: 0;padding-right: 0;padding-top: 0;vertical-align: top;width: 252pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">/s/ Paul J. Brody</span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 159.6pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 49.8pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Name:</span></p></td><td style="border-bottom-style: none;border-left-style: none;border-right-style: none;border-top: solid windowtext 1.0pt;padding-bottom: 0;padding-left: 0;padding-right: 0;padding-top: 0;vertical-align: top;width: 252pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Paul J. Brody</span></p></td></tr><tr><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 159.6pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 49.8pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Title:</span></p></td><td style="border-bottom: none;border-left: none;border-right: none;border-top: none;padding-bottom: 0;padding-top: 0;vertical-align: top;width: 252pt;"><p dir="ltr" style="text-align:left; font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 0;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">Chief Financial Officer, Treasurer</span><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"><br />&#8206;</span><span style="white-space:pre-wrap; font-family: 'Times New Roman', 'serif';font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;">and Secretary</span></p></td></tr></table></div><p dir="ltr" style="font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: Calibri;font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: Calibri;font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;"><span style="white-space:pre-wrap; font-family: Calibri;font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p><p dir="ltr" style="font-family: 'Times New Roman', 'serif';font-size: 11pt;line-height: 107.9%;margin-bottom: 8pt;margin-left: 0;margin-right: 0;margin-top: 0;text-align: center;"><span style="white-space:pre-wrap; font-size: 11pt;font-style: normal;font-weight: normal;margin: 0;padding: 0;"> </span></p></div>
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			2024-01-02 Exhibit 99.1
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			<font style="display: inline;font-family:Times New Roman;font-weight:bold;font-size:10pt;">EXHIBIT&nbsp;</font><font style="display: inline;font-family:Times New Roman;font-weight:bold;font-size:10pt;">99.1</font>
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			<font style="display: inline;">&#xFEFF;</font>
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			<font style="display: inline;font-family:Times New Roman;font-weight:bold;">Interactive Brokers Appoints Rich Repetto to its Board of Directors</font>
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			<font style="display: inline;font-family:Times New Roman;font-weight:bold;">Greenwich, CT, January 2, 2024</font><font style="display: inline;font-family:Times New Roman;"> &#x2013; Interactive Brokers </font><font style="display: inline;font-family:Times New Roman;color:#333333;background-color:white;">(Nasdaq: IBKR),</font><font style="display: inline;font-family:Times New Roman;color:#333333;">&nbsp;</font><font style="display: inline;font-family:Times New Roman;">an automated global electronic broker</font><font style="display: inline;font-family:Times New Roman;color:#000000;">, today </font><font style="display: inline;font-family:Times New Roman;color:#000000;background-color: #FFFFFF;">announced the appointment</font><font style="display: inline;font-family:Times New Roman;"> of Rich Repetto as an independent director of the firm effective January 1, 2024.</font>
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			<font style="display: inline;font-family:Times New Roman;">&#x201C;We are pleased to announce the appointment of Rich to the Board of Directors following his distinguished career where he pioneered the research of electronic brokers and exchanges,&#x201D; said Thomas Peterffy, Founder and Chairman of Interactive Brokers. &#x201C;Mr. Repetto&#x2019;s extensive knowledge and understanding of the electronic investing and trading industry brings an important perspective to the Board, and we look forward to benefiting from his insights.&#x201D; </font>
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			<font style="display: inline;font-family:Times New Roman;">A renowned research analyst with over 25 years of experience covering electronic trading and financial technology companies, Mr. Repetto retired in June 2023 as Managing Director and Senior Research Analyst at Piper Sandler. Throughout his successful career, Mr. Repetto received many accolades, including the Financial Times/StarMine &#x201C;Analyst of the Year&#x201D; Award in 2010 and &#x201C;Global Analyst of the Year&#x201D; from the Financial Times in 2012. </font>
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			<font style="display: inline;font-family:Times New Roman;">Mr. Repetto was a Principal at Sandler O&#x2019;Neill for approximately 20 years, and before that, he was a Managing Director and analyst with Putnam Lovell NBF, overseeing equity research in the electronic finance and brokerage industries. He also worked for Lehman Brothers and founded the company&#x2019;s coverage of the Internet financial services sector. Prior to that, he was with Mobil in sales and marketing for 10 years. </font>
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			<font style="display: inline;font-family:Times New Roman;">Mr. Repetto received a BS in general engineering from the United States Military Academy at West Point and served as a helicopter pilot in the US Army for five years. He holds an MBA in finance from the Wharton School of the University of Pennsylvania. </font>
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			<font style="display: inline;font-family:Times New Roman;">Mr. Repetto also supports philanthropic initiatives and was recently recognized by Tuesday's Children, which helps families impacted by terrorism, military conflict, and mass violence,</font><font style="display: inline;font-family:Times New Roman;"> as their 2023 Military and Finance Industry honoree.&nbsp; </font>
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			<font style="display: inline;font-family:Times New Roman;font-weight:bold;">About Interactive Brokers Group, Inc.:</font><font style="display: inline;font-family:Times New Roman;"> &nbsp; &nbsp;</font>
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			<font style="display: inline;font-family:Times New Roman;">Interactive Brokers Group affiliates provide automated trade execution and custody of securities, commodities, and foreign exchange around the clock on over 150 markets in numerous countries and currencies, from a single unified platform to clients worldwide. We serve individual investors, hedge funds, proprietary trading groups, financial advisors and introducing brokers. Our four decades of focus on technology and automation has enabled us to equip our clients with a uniquely sophisticated platform to manage their investment portfolios. We strive to provide our clients with advantageous execution prices and trading, risk and portfolio management tools, research facilities and investment products, all at low or no cost, positioning them to achieve superior returns on investments. For the sixth consecutive year, Barron&#x2019;s ranked Interactive Brokers #1 with 5 out of 5 stars in its June 9, 2023, Best Online Brokers Review.</font>
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			<br /><font style="display: inline;font-family:Times New Roman;background-color: #FFFFFF;"></font><font style="display: inline;font-family:Times New Roman;color:#000000;background-color: #FFFFFF;">Contacts for Interactive Brokers Group, Inc. Media: Katherine Ewert, </font><font style="display: inline;font-family:Times New Roman;">media@ibkr.com</font><font style="display: inline;">&nbsp;</font>
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<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>5
<FILENAME>ibkr-20240101_pre.xml
<DESCRIPTION>EX-101.PRE
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName_638397988569684326"></loc>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey_638397988569684326"></loc>
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    <loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2023/dei-2023.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany_638397988569684326"></loc>
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</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>6
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="include/report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
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<body>
<span style="display: none;">v3.23.4</span><table class="report" border="0" cellspacing="2" id="idm139815935982224">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Document And Entity Information<br></strong></div></th>
<th class="th"><div>Jan. 01, 2024</div></th>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CoverAbstract', window );"><strong>Document And Entity Information [Abstract]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentType', window );">Document Type</a></td>
<td class="text">8-K<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentPeriodEndDate', window );">Document Period End Date</a></td>
<td class="text">Jan.  01,  2024<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityRegistrantName', window );">Entity Registrant Name</a></td>
<td class="text">INTERACTIVE BROKERS GROUP, INC.<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityIncorporationStateCountryCode', window );">Entity Incorporation, State or Country Code</a></td>
<td class="text">DE<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityFileNumber', window );">Entity File Number</a></td>
<td class="text">001-33440<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityTaxIdentificationNumber', window );">Entity Tax Identification Number</a></td>
<td class="text">30-0390693<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressAddressLine1', window );">Entity Address, Address Line One</a></td>
<td class="text">One Pickwick Plaza<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressCityOrTown', window );">Entity Address, City or Town</a></td>
<td class="text">Greenwich<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressStateOrProvince', window );">Entity Address, State or Province</a></td>
<td class="text">CT<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressPostalZipCode', window );">Entity Address, Postal Zip Code</a></td>
<td class="text">06830<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CityAreaCode', window );">City Area Code</a></td>
<td class="text">203<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_LocalPhoneNumber', window );">Local Phone Number</a></td>
<td class="text">618-5800<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_WrittenCommunications', window );">Written Communications</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SolicitingMaterial', window );">Soliciting Material</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementTenderOffer', window );">Pre Commencement Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementIssuerTenderOffer', window );">Pre Commencement Issuer Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_Security12bTitle', window );">Title of 12(b) Security</a></td>
<td class="text">Common Stock, par value $.01 per share<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_TradingSymbol', window );">Trading Symbol</a></td>
<td class="text">IBKR<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SecurityExchangeName', window );">Security Exchange Name</a></td>
<td class="text">NASDAQ<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityCentralIndexKey', window );">Entity Central Index Key</a></td>
<td class="text">0001381197<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityEmergingGrowthCompany', window );">Entity Emerging Growth Company</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_AmendmentFlag', window );">Amendment Flag</a></td>
<td class="text">false<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_AmendmentFlag">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_AmendmentFlag</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CityAreaCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Area code of city</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CityAreaCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CoverAbstract">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Cover page.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CoverAbstract</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentPeriodEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period.  The format of the date is YYYY-MM-DD.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentPeriodEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:dateItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentType">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentType</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:submissionTypeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Address Line 1 such as Attn, Building Name, Street Name</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressCityOrTown">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the City or Town</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressCityOrTown</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressPostalZipCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Code for the postal or zip code</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressPostalZipCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressStateOrProvince">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the state or province.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressStateOrProvince</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:stateOrProvinceItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCentralIndexKey">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCentralIndexKey</td>
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<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:centralIndexKeyItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
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<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
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<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityEmergingGrowthCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Indicate if registrant meets the emerging growth company criteria.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityEmergingGrowthCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
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<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
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<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
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<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFileNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFileNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fileNumberItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityIncorporationStateCountryCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Two-character EDGAR code representing the state or country of incorporation.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityIncorporationStateCountryCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarStateCountryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityRegistrantName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityRegistrantName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityTaxIdentificationNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityTaxIdentificationNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:employerIdItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
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<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LocalPhoneNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Local phone number for entity.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LocalPhoneNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementIssuerTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 13e<br> -Subsection 4c<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementIssuerTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14d<br> -Subsection 2b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_Security12bTitle">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Title of a 12(b) registered security.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_Security12bTitle</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:securityTitleItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SecurityExchangeName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the Exchange on which a security is registered.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection d1-1<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SecurityExchangeName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarExchangeCodeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SolicitingMaterial">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Section 14a<br> -Number 240<br> -Subsection 12<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SolicitingMaterial</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
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<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_TradingSymbol">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Trading symbol of an instrument as listed on an exchange.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_TradingSymbol</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:tradingSymbolItemType</td>
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<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
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<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
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<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_WrittenCommunications">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Securities Act<br> -Number 230<br> -Section 425<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_WrittenCommunications</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
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end
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
