MESA LABS INC

Ticker: MLAB CUSIP: 59064R109 Class: Common Stock

FIRST TRUST ADVISORS LP's Holding History (CIK: 0001125816)

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

Q3 2022

Shares 5,500 Value ($000) $775 Avg Close $178.97 Range $133.61 - $212.24

Q2 2022

Shares 5,265 Value ($000) $1,074 Avg Close $214.62 Range $174.88 - $258.13

Q3 2021

Shares 2,043 Value ($000) $618 Avg Close $278.11 Range $257.33 - $318.62

Q1 2021

Shares 5,623 Value ($000) $1,369 Avg Close $268.89 Range $231.88 - $300.91

Q4 2020

Shares 2,286 Value ($000) $655 Avg Close $268.73 Range $247.92 - $285.33

Q2 2020

Shares 3,935 Value ($000) $853 Avg Close $224.85 Range $197.47 - $262.51

Q4 2019

Shares 5,646 Value ($000) $1,408 Avg Close $228.21 Range $201.87 - $248.54

Q2 2019

Shares 2,205 Value ($000) $539 Avg Close $226.56 Range $176.37 - $256.07

Q1 2019

Shares 2,458 Value ($000) $567 Avg Close $219.75 Range $195.71 - $235.22

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2022	5,500	$775	$178.97	$133.61 - $212.24
Q2 2022	5,265	$1,074	$214.62	$174.88 - $258.13
Q3 2021	2,043	$618	$278.11	$257.33 - $318.62
Q1 2021	5,623	$1,369	$268.89	$231.88 - $300.91
Q4 2020	2,286	$655	$268.73	$247.92 - $285.33
Q2 2020	3,935	$853	$224.85	$197.47 - $262.51
Q4 2019	5,646	$1,408	$228.21	$201.87 - $248.54
Q2 2019	2,205	$539	$226.56	$176.37 - $256.07
Q1 2019	2,458	$567	$219.75	$195.71 - $235.22