MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

Weiss Asset Management LP's Holding History (CIK: 0001357550)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 34,404 Value ($000) $5,995 Avg Close $193.45 Range $172.51 - $222.19

Q1 2023

Shares 1,500 Value ($000) $587 Avg Close $339.53 Range $266.01 - $381.21

Q3 2022

Shares 2,975 Value ($000) $662 Avg Close $244.83 Range $207.63 - $267.12

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	34,404	$5,995	$193.45	$172.51 - $222.19
Q1 2023	1,500	$587	$339.53	$266.01 - $381.21
Q3 2022	2,975	$662	$244.83	$207.63 - $267.12