MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

Fortitude Family Office, LLC's Holding History (CIK: 0001950506)

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

Q4 2025

Shares 1 Value ($000) $0 Avg Close $169.50 Range $154.80 - $183.58

Q3 2025

Shares 6 Value ($000) $1 Avg Close $193.45 Range $172.51 - $222.19

Q2 2025

Shares 8 Value ($000) $2 Avg Close $216.56 Range $190.86 - $229.08

Q4 2024

Shares 2 Value ($000) $0 Avg Close $257.54 Range $220.08 - $289.94

Q3 2024

Shares 2 Value ($000) $1 Avg Close $228.65 Range $187.70 - $258.10

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1	$0	$169.50	$154.80 - $183.58
Q3 2025	6	$1	$193.45	$172.51 - $222.19
Q2 2025	8	$2	$216.56	$190.86 - $229.08
Q4 2024	2	$0	$257.54	$220.08 - $289.94
Q3 2024	2	$1	$228.65	$187.70 - $258.10