MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

Magnetar Financial LLC's Holding History (CIK: 0001352851)

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

Q3 2025

Shares 16,232 Value ($000) $2,828 Avg Close $193.45 Range $172.51 - $222.19

Q2 2025

Shares 31,881 Value ($000) $7,120 Avg Close $216.56 Range $190.86 - $229.08

Q1 2025

Shares 8,207 Value ($000) $1,776 Avg Close $206.23 Range $183.82 - $224.26

Q4 2024

Shares 17,562 Value ($000) $3,970 Avg Close $257.54 Range $220.08 - $289.94

Q3 2024

Shares 2,173 Value ($000) $557 Avg Close $228.65 Range $187.70 - $258.10

Q2 2023

Shares 9,653 Value ($000) $2,523 Avg Close $286.65 Range $245.65 - $383.62

Q2 2022

Shares 2,344 Value ($000) $600 Avg Close $260.22 Range $237.15 - $332.85

Q1 2022

Shares 2,128 Value ($000) $724 Avg Close $344.01 Range $304.48 - $391.34

Q2 2021

Shares 2,100 Value ($000) $974 Avg Close $449.61 Range $407.56 - $515.46

Q3 2020

Shares 1,029 Value ($000) $496 Avg Close $465.37 Range $409.02 - $528.32

Q3 2013

Shares 10,921 Value ($000) $656 Avg Close $47.53 Range $41.58 - $55.43

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	16,232	$2,828	$193.45	$172.51 - $222.19
Q2 2025	31,881	$7,120	$216.56	$190.86 - $229.08
Q1 2025	8,207	$1,776	$206.23	$183.82 - $224.26
Q4 2024	17,562	$3,970	$257.54	$220.08 - $289.94
Q3 2024	2,173	$557	$228.65	$187.70 - $258.10
Q2 2023	9,653	$2,523	$286.65	$245.65 - $383.62
Q2 2022	2,344	$600	$260.22	$237.15 - $332.85
Q1 2022	2,128	$724	$344.01	$304.48 - $391.34
Q2 2021	2,100	$974	$449.61	$407.56 - $515.46
Q3 2020	1,029	$496	$465.37	$409.02 - $528.32
Q3 2013	10,921	$656	$47.53	$41.58 - $55.43