MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

New England Research & Management, Inc.'s Holding History (CIK: 0001596077)

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

Q3 2021

Shares 1,240 Value ($000) $522 Avg Close $434.10 Range $386.93 - $472.28

Q2 2021

Shares 1,300 Value ($000) $603 Avg Close $449.61 Range $407.56 - $515.46

Q1 2021

Shares 650 Value ($000) $324 Avg Close $503.06 Range $444.56 - $555.48

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	1,240	$522	$434.10	$386.93 - $472.28
Q2 2021	1,300	$603	$449.61	$407.56 - $515.46
Q1 2021	650	$324	$503.06	$444.56 - $555.48