PDT Partners, LLC

Position in MKTX — Marketaxess Holdings Inc

CIK 1564702 New York, NY

Position in MKTX

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$706,114

-$69,636 QoQ

Shares Held

4,280

0.0% QoQ

Ownership

0.012%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

11 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Financial Services · as of Mar 31, 2026

PDT Partners, LLC holds $23,408,136 across 9 Capital Markets names. MKTX ranks #8 (3.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	SF	Stifel Financial Corp	112,494	$8,315,556
2	BGC	BGC Group, Inc.	723,612	$7,076,925
3	MS	Morgan Stanley	11,800	$1,941,926
4	GOLD	Gold.com, Inc.	37,322	$1,495,865
5	VIRT	Virtu Financial, Inc.	30,825	$1,355,683
6	GLXY	Galaxy Digital Inc.	61,955	$1,143,069
7	HLI	Houlihan Lokey, Inc.	5,403	$775,978
8	MKTX	Marketaxess Holdings Inc This page	4,280	$706,114

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$706,114	4,280	0.0%	Shares	Sole	2026-05-15
2025-12-31	$775,750	4,280	+179.7%	Shares	Sole	2026-02-17
2022-09-30	$340,409	1,530	-71.3%	Shares	Sole	2022-11-14
2022-06-30	$1,364,789	5,331	+344.2%	Shares	Sole	2022-08-15
2022-03-31	$408,240	1,200	-30.2%	Shares	Sole	2022-05-16
2021-06-30	$796,911	1,719	-78.3%	Shares	Sole	2021-08-16
2021-03-31	$3,937,053	7,907	-18.5%	Shares	Sole	2021-05-17
2020-12-31	$5,534,432	9,700	-39.8%	Shares	Sole	2021-02-16
2020-09-30	$7,765,157	16,124	-5.8%	Shares	Sole	2020-11-16
2020-06-30	$8,574,748	17,118	+550.9%	Shares	Sole	2020-08-14
2020-03-31	$874,659	2,630	—	Shares	Sole	2020-05-15
No filing history on record for this holder in this stock.