MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

HARBOR CAPITAL ADVISORS, INC.'s Holding History (CIK: 0001039128)

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

Q2 2025

Shares 225 Value ($000) $0 Avg Close $216.56 Range $190.86 - $229.08

Q1 2025

Shares 257 Value ($000) $0 Avg Close $206.23 Range $183.82 - $224.26

Q4 2022

Shares 299 Value ($000) $83 Avg Close $246.25 Range $210.55 - $283.35

Q3 2022

Shares 343 Value ($000) $76 Avg Close $244.83 Range $207.63 - $267.12

Q2 2022

Shares 584 Value ($000) $150 Avg Close $260.22 Range $237.15 - $332.85

Q1 2022

Shares 442 Value ($000) $150 Avg Close $344.01 Range $304.48 - $391.34

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2025	225	$0	$216.56	$190.86 - $229.08
Q1 2025	257	$0	$206.23	$183.82 - $224.26
Q4 2022	299	$83	$246.25	$210.55 - $283.35
Q3 2022	343	$76	$244.83	$207.63 - $267.12
Q2 2022	584	$150	$260.22	$237.15 - $332.85
Q1 2022	442	$150	$344.01	$304.48 - $391.34