MESA LABS INC

Ticker: MLAB CUSIP: 59064R109 Class: Common Stock

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q4 2025

Shares 81 Value ($000) $6 Avg Close $75.96 Range $66.39 - $83.18

Q3 2025

Shares 42,388 Value ($000) $2,840 Avg Close $71.72 Range $55.21 - $103.28

Q2 2025

Shares 44,263 Value ($000) $4,170 Avg Close $109.15 Range $87.42 - $130.43

Q1 2025

Shares 44,285 Value ($000) $5,255 Avg Close $135.40 Range $114.00 - $154.03

Q4 2024

Shares 42,419 Value ($000) $5,594 Avg Close $121.79 Range $97.08 - $139.36

Q3 2024

Shares 42,405 Value ($000) $5,507 Avg Close $116.53 Range $85.22 - $139.82

Q2 2024

Shares 42,510 Value ($000) $3,689 Avg Close $103.60 Range $82.88 - $122.43

Q1 2024

Shares 42,802 Value ($000) $4,697 Avg Close $99.55 Range $87.54 - $114.48

Q4 2023

Shares 45,510 Value ($000) $4,768 Avg Close $96.12 Range $81.68 - $118.22

Q3 2023

Shares 46,147 Value ($000) $4,849 Avg Close $126.18 Range $101.78 - $143.38

Q4 2022

Shares 50,366 Value ($000) $9 Avg Close $153.87 Range $112.11 - $186.80

Q3 2022

Shares 45,173 Value ($000) $5,478 Avg Close $178.97 Range $133.61 - $212.24

Q2 2022

Shares 45,777 Value ($000) $9,149 Avg Close $214.62 Range $174.88 - $258.13

Q1 2022

Shares 46,085 Value ($000) $11,471 Avg Close $266.04 Range $239.75 - $326.08

Q4 2021

Shares 45,199 Value ($000) $13,090 Avg Close $307.32 Range $285.14 - $326.54

Q3 2021

Shares 46,124 Value ($000) $13,650 Avg Close $278.11 Range $257.33 - $318.62

Q2 2021

Shares 41,173 Value ($000) $11,250 Avg Close $248.03 Range $227.68 - $268.74

Q1 2021

Shares 42,577 Value ($000) $11,141 Avg Close $268.89 Range $231.88 - $300.91

Q4 2020

Shares 39,500 Value ($000) $11,388 Avg Close $268.73 Range $247.92 - $285.33

Q3 2020

Shares 37,395 Value ($000) $10,372 Avg Close $231.93 Range $202.54 - $252.24

Q2 2020

Shares 22,306 Value ($000) $4,974 Avg Close $224.85 Range $197.47 - $262.51

Q1 2020

Shares 23,576 Value ($000) $5,406 Avg Close $240.43 Range $177.40 - $264.58

Q4 2019

Shares 20,214 Value ($000) $5,399 Avg Close $228.21 Range $201.87 - $248.54

Q3 2019

Shares 20,424 Value ($000) $4,546 Avg Close $225.06 Range $200.11 - $261.29

Q2 2019

Shares 10,353 Value ($000) $2,393 Avg Close $226.56 Range $176.37 - $256.07

Q1 2019

Shares 10,354 Value ($000) $2,404 Avg Close $219.75 Range $195.71 - $235.22

Q4 2018

Shares 11,304 Value ($000) $2,457 Avg Close $189.46 Range $162.53 - $218.23

Q3 2018

Shares 9,031 Value ($000) $1,661 Avg Close $195.39 Range $165.11 - $218.31

Q2 2018

Shares 9,031 Value ($000) $1,933 Avg Close $169.69 Range $134.32 - $207.68

Q1 2018

Shares 9,181 Value ($000) $1,555 Avg Close $132.07 Range $118.48 - $150.10

Q4 2017

Shares 6,481 Value ($000) $849 Avg Close $135.32 Range $118.50 - $157.82

Q3 2017

Shares 3,481 Value ($000) $557 Avg Close $136.33 Range $123.49 - $150.04

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	81	$6	$75.96	$66.39 - $83.18
Q3 2025	42,388	$2,840	$71.72	$55.21 - $103.28
Q2 2025	44,263	$4,170	$109.15	$87.42 - $130.43
Q1 2025	44,285	$5,255	$135.40	$114.00 - $154.03
Q4 2024	42,419	$5,594	$121.79	$97.08 - $139.36
Q3 2024	42,405	$5,507	$116.53	$85.22 - $139.82
Q2 2024	42,510	$3,689	$103.60	$82.88 - $122.43
Q1 2024	42,802	$4,697	$99.55	$87.54 - $114.48
Q4 2023	45,510	$4,768	$96.12	$81.68 - $118.22
Q3 2023	46,147	$4,849	$126.18	$101.78 - $143.38
Q4 2022	50,366	$9	$153.87	$112.11 - $186.80
Q3 2022	45,173	$5,478	$178.97	$133.61 - $212.24
Q2 2022	45,777	$9,149	$214.62	$174.88 - $258.13
Q1 2022	46,085	$11,471	$266.04	$239.75 - $326.08
Q4 2021	45,199	$13,090	$307.32	$285.14 - $326.54
Q3 2021	46,124	$13,650	$278.11	$257.33 - $318.62
Q2 2021	41,173	$11,250	$248.03	$227.68 - $268.74
Q1 2021	42,577	$11,141	$268.89	$231.88 - $300.91
Q4 2020	39,500	$11,388	$268.73	$247.92 - $285.33
Q3 2020	37,395	$10,372	$231.93	$202.54 - $252.24
Q2 2020	22,306	$4,974	$224.85	$197.47 - $262.51
Q1 2020	23,576	$5,406	$240.43	$177.40 - $264.58
Q4 2019	20,214	$5,399	$228.21	$201.87 - $248.54
Q3 2019	20,424	$4,546	$225.06	$200.11 - $261.29
Q2 2019	10,353	$2,393	$226.56	$176.37 - $256.07
Q1 2019	10,354	$2,404	$219.75	$195.71 - $235.22
Q4 2018	11,304	$2,457	$189.46	$162.53 - $218.23
Q3 2018	9,031	$1,661	$195.39	$165.11 - $218.31
Q2 2018	9,031	$1,933	$169.69	$134.32 - $207.68
Q1 2018	9,181	$1,555	$132.07	$118.48 - $150.10
Q4 2017	6,481	$849	$135.32	$118.50 - $157.82
Q3 2017	3,481	$557	$136.33	$123.49 - $150.04