<SEC-DOCUMENT>0001062993-24-003184-index.html : 20240214
<SEC-HEADER>0001062993-24-003184.hdr.sgml : 20240214
<ACCEPTANCE-DATETIME>20240214170301
ACCESSION NUMBER:		0001062993-24-003184
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20240214
DATE AS OF CHANGE:		20240214
GROUP MEMBERS:		GUARDCAP ASSET MANAGEMENT LTD

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MARKETAXESS HOLDINGS INC
		CENTRAL INDEX KEY:			0001278021
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		ORGANIZATION NAME:           	02 Finance
		IRS NUMBER:				522230784
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-80409
		FILM NUMBER:		24640206

	BUSINESS ADDRESS:	
		STREET 1:		55 HUDSON YARDS, 15TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10001
		BUSINESS PHONE:		212-831-6000

	MAIL ADDRESS:	
		STREET 1:		55 HUDSON YARDS, 15TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10001

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MARKETAXESS HOLDING INC
		DATE OF NAME CHANGE:	20040129

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GUARDIAN CAPITAL LP
		CENTRAL INDEX KEY:			0001224324
		ORGANIZATION NAME:           	
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A6

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		199 BAY ST. COMMERCE COURT WEST
		STREET 2:		SUITE 2700, P.O. BOX 201
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5L 1E8
		BUSINESS PHONE:		1-800-253-9181

	MAIL ADDRESS:	
		STREET 1:		199 BAY ST. COMMERCE COURT WEST
		STREET 2:		SUITE 2700, P.O. BOX 201
		CITY:			TORONTO
		STATE:			A6
		ZIP:			M5L 1E8

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GUARDIAN CAPITAL INC
		DATE OF NAME CHANGE:	20030324
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>formsc13ga.htm
<DESCRIPTION>FORM SC 13G/A
<TEXT>
Document 1 - file: formsc13ga.htm

</DOCUMENT>
</SEC-DOCUMENT>