Christophe Pierre Daniel Roupie - 15 Feb 2024 Form 4 Insider Report for MARKETAXESS HOLDINGS INC (MKTX)

Role: Head of EMEA and APAC
Signature: /s/ Jason Edelstein, as Attorney-in-Fact for Christophe Pierre Daniel Roupie
Issuer symbol: MKTX
Transactions as of: 15 Feb 2024
Net transactions value: -$44,107
Form type: 4
Filing time: 16 Feb 2024, 17:00:31 UTC
Previous filing: 02 Feb 2024
Next filing: 09 Aug 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	Award	$0	+2,519	+44%	$0.000000	8,230	15 Feb 2024	Direct	F1
transaction	MKTX	Common Stock, par value $0.003 per share	Tax liability	$44,107	-204	-2.5%	$216.21	8,026	15 Feb 2024	Direct	F2

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

Explanation of Responses:

Id	Content
F1	Represents a grant of restricted stock units pursuant to the Company's 2020 Equity Incentive Plan. The restricted stock units shall vest 34% on February 15, 2025, 33% on February 15, 2026, and 33% on February 15, 2027.
F2	Represents the surrender of shares to the Company to satisfy the reporting owner's tax withholding obligation upon the vesting of restricted stock units previously granted to the reporting owner.