Christopher N. Gerosa - 01 Aug 2023 Form 4 Insider Report for MARKETAXESS HOLDINGS INC (MKTX)

Role: Chief Financial Officer
Signature: /s/ Jason Edelstein, as Attorney-in-Fact for Christopher N. Gerosa
Issuer symbol: MKTX
Transactions as of: 01 Aug 2023
Net transactions value: -$23,897
Form type: 4
Filing time: 07 Aug 2023, 16:15:12 UTC
Previous filing: 17 Feb 2023
Next filing: 02 Feb 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MKTX	Common Stock, par value $0.003 per share	Tax liability	$23,897	-91	-4.7%	$262.60	1,853	01 Aug 2023	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents the surrender of shares to the Company to satisfy Mr. Gerosa's tax withholding obligation upon the vesting of restricted stock units previously granted to Mr. Gerosa.