MARKETAXESS HOLDINGS INC

For the period ended Mar 31, 2025. Filed May 7, 2025.

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2025 · Filed May 7, 2025

MKTX$165.67+0.0%Stored close · as of Nov 9, 2026

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Contents

Item 6. Exhibits

Exhibit Index:

Number	Description
10.1*	Consulting Services Agreement, dated as of February 25, 2025, by and between Richard M. McVey and MarketAxess Holdings Inc.#
10.2*	Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for U.S.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan
10.3*	Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for Richard M. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan
10.4*	Form of 2025 Performance Stock Unit Agreement for U.S.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan†
10.5*	Form of 2025 Incentive Stock Option Agreement for U.S.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan
10.6*	Form of 2025 Restricted Stock Unit Agreement for U.K.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan
10.7*	Form of 2025 Performance Stock Unit Agreement for U.K.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan†
31.1*	Certification by Chief Executive Officer pursuant to Exchange Act Rule 13a-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
31.2*	Certification by Chief Financial Officer pursuant to Exchange Act Rule 13a-14(a), as adopted pursuant to Section 302 of the Sarbanes-Oxley Act of 2002
32.1*	Certification by Chief Executive Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
32.2*	Certification by Chief Financial Officer pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of the Sarbanes-Oxley Act of 2002
101.INS*	Inline XBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL Document
101.SCH*	Inline XBRL Taxonomy Extension Schema Document
104	The cover page from the Company’s Quarterly report on Form 10-Q for the quarter ended March 31, 2025 has been formatted in Inline XBRL and is included in Exhibits 101.

*	Filed herewith.
#	Certain confidential information, identified by bracketed asterisks “[*****]” has been omitted from this exhibit pursuant to Item 601(b)(10) of Regulation S-K because it is both (i) not material and (ii) is the type that the registrant treats as private or confidential.
†	Certain schedules and other similar attachments to this exhibit have been omitted from this filing pursuant to Item 601(a)(5) of Regulation S-K. The registrant will provide a copy of such omitted documents to the Securities and Exchange Commission upon request.

SIGNATURES

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, thereunto duly authorized.

	MARKETAXESS HOLDINGS INC.
Date: May 7, 2025	By:	/s/ CHRISTOPHER R. CONCANNON
		Christopher R. Concannon
		Chief Executive Officer
		(principal executive officer)

Date: May 7, 2025	By:	/s/ ILENE FISZEL BIELER
		Ilene Fiszel Bieler
		Chief Financial Officer
		(principal financial officer)

ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.