MarketAxess Holdings Ownership & Insider Activity

MarketAxess Holdings (MKTX) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 4.5% of shares outstanding. Institutional investors hold 65.4%. Over the past 90 days, insiders made 4 sales worth $1.1M.

Shares Outstanding

35.197M

Shares Float

27.132M

Insider Shares Owned

1.579M

Insider % Owned

4.5%

Institutional Shares Held

23.034M

Institutional % Held

65.4%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$1.1M total

Net Activity

Net Selling

Net Value (90d)

-$1.1M

MarketAxess Holdings Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Sep 10, 2026	Scott Pintoff	GENERAL COUNSEL AND SECRETARY	SELL	100.000	$163.32	$16K
Sep 10, 2026	William Frank Cruger Jr.	—	SELL	6.164K	$163.20	$1.0M
Aug 10, 2026	Scott Pintoff	GENERAL COUNSEL AND SECRETARY	SELL	100.000	$162.60	$16K
Jul 10, 2026	Scott Pintoff	GENERAL COUNSEL AND SECRETARY	SELL	100.000	$115.12	$12K
Jun 10, 2026	Scott Pintoff	GENERAL COUNSEL AND SECRETARY	SELL	100.000	$116.03	$12K
May 11, 2026	Scott Pintoff	GENERAL COUNSEL AND SECRETARY	SELL	100.000	$146.99	$15K
Apr 10, 2026	Scott Pintoff	GENERAL COUNSEL AND SECRETARY	SELL	100.000	$171.96	$17K

Date	Member	Party	Chamber	Action	Amount
Apr 9, 2026	Josh Gottheimer	D	House	Sale	$1,001 - $15,000
Feb 12, 2025	Julie Johnson	D	House	Sale	$1,001 - $15,000
Jan 15, 2025	Julie Johnson	D	House	Purchase	$1,001 - $15,000