MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

Campbell & CO Investment Adviser LLC's Holding History (CIK: 0001353570)

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

Q4 2024

Shares 31,007 Value ($000) $7,009 Avg Close $257.54 Range $220.08 - $289.94

Q3 2023

Shares 5,877 Value ($000) $1,256 Avg Close $233.55 Range $192.90 - $268.22

Q2 2023

Shares 4,300 Value ($000) $1,124 Avg Close $286.65 Range $245.65 - $383.62

Q2 2022

Shares 6,016 Value ($000) $1,540 Avg Close $260.22 Range $237.15 - $332.85

Q3 2020

Shares 737 Value ($000) $355 Avg Close $465.37 Range $409.02 - $528.32

Q4 2013

Shares 6,677 Value ($000) $447 Avg Close $58.63 Range $53.33 - $63.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2024	31,007	$7,009	$257.54	$220.08 - $289.94
Q3 2023	5,877	$1,256	$233.55	$192.90 - $268.22
Q2 2023	4,300	$1,124	$286.65	$245.65 - $383.62
Q2 2022	6,016	$1,540	$260.22	$237.15 - $332.85
Q3 2020	737	$355	$465.37	$409.02 - $528.32
Q4 2013	6,677	$447	$58.63	$53.33 - $63.89