MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

PICTON MAHONEY ASSET MANAGEMENT's Holding History (CIK: 0001539041)

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

Q4 2025

Shares 32,396 Value ($000) $5,872 Avg Close $169.50 Range $154.80 - $183.58

Q3 2024

Shares 30,212 Value ($000) $8 Avg Close $228.65 Range $187.70 - $258.10

Q4 2023

Shares 36,978 Value ($000) $11 Avg Close $233.72 Range $195.99 - $288.33

Q1 2023

Shares 28,500 Value ($000) $11 Avg Close $339.53 Range $266.01 - $381.21

Q4 2022

Shares 524 Value ($000) $0 Avg Close $246.25 Range $210.55 - $283.35

Q1 2022

Shares 13,270 Value ($000) $4,516 Avg Close $344.01 Range $304.48 - $391.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	32,396	$5,872	$169.50	$154.80 - $183.58
Q3 2024	30,212	$8	$228.65	$187.70 - $258.10
Q4 2023	36,978	$11	$233.72	$195.99 - $288.33
Q1 2023	28,500	$11	$339.53	$266.01 - $381.21
Q4 2022	524	$0	$246.25	$210.55 - $283.35
Q1 2022	13,270	$4,516	$344.01	$304.48 - $391.34