Stephen Casper

Insider Reports History

Location: C/O Charter Atlantic Corporation, 200 Park Avenue, New York, NY
Signature: /s/ Patrick Wilson, as Attorney-in-Fact for Stephen Casper
All insider transactions: Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Stephen Casper:

Stock	Role	Class	Num Shares	Value	Price $	Report Date	Ownership
MARKETAXESS HOLDINGS INC	Director	Common Stock, par value $0.003 per share	44.8K	$9.55M	$213.13	Jun 4, 2025	By family trust
MARKETAXESS HOLDINGS INC	Director	Common Stock, par value $0.003 per share	44.8K	$8.94M	$199.48	Jun 7, 2024	By family trust
MARKETAXESS HOLDINGS INC	Director	Common Stock, par value $0.003 per share	9.99K	$2.13M	$213.13	Jun 4, 2025	Direct
MARKETAXESS HOLDINGS INC	Director	Common Stock, par value $0.003 per share	10.2K	$2.03M	$199.48	Jun 7, 2024	Direct

Showing 1 to 4 of 4 entries

Insider Reports Filed by Stephen Casper

Symbol	Company	Period	Transactions	Value $	Form Type	Date Filed	Role
MKTX	MARKETAXESS HOLDINGS INC	Jun 4, 2025	1	$0	4	Jun 5, 2025	Director
MKTX	MARKETAXESS HOLDINGS INC	Sep 6, 2024	1	-$259K	4	Sep 9, 2024	Director
MKTX	MARKETAXESS HOLDINGS INC	Jun 7, 2024	1	-$99.7K	4	Jun 11, 2024	Director
MKTX	MARKETAXESS HOLDINGS INC	Jun 5, 2024	1	$0	4	Jun 7, 2024	Director
MKTX	MARKETAXESS HOLDINGS INC	Aug 28, 2023	1	$0	4	Aug 29, 2023	Director
MKTX	MARKETAXESS HOLDINGS INC	Jun 7, 2023	1	$0	4	Jun 9, 2023	Director
MKTX	MARKETAXESS HOLDINGS INC	Jun 8, 2022	1	$0	4	Jun 10, 2022	Director
MKTX	MARKETAXESS HOLDINGS INC	Aug 1, 2021	1	$0	4	Aug 3, 2021	Director