Christopher N. Gerosa - 01 Aug 2021 Form 3 Insider Report for MARKETAXESS HOLDINGS INC (MKTX)

Role: Chief Financial Officer
Signature: /s/ Conor Colasurdo, as Attorney-in-Fact for Christopher N. Gerosa
Issuer symbol: MKTX
Transactions as of: 01 Aug 2021
Net transactions value: $0
Form type: 3
Filing time: 02 Aug 2021, 16:00:18 UTC
Next filing: 02 Feb 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
holding	MKTX	Common Stock, par value $0.003 per share						1,382	01 Aug 2021	Direct	F1

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

Explanation of Responses:

Id	Content
F1	Includes 850 shares of common stock underlying awards of restricted stock or restricted stock units that are subject to time-based vesting conditions.

Remarks:

Exhibit 24-Power of Attorney.