MESA LABS INC

Ticker: MLAB CUSIP: 59064R109 Class: Common Stock

WELLS FARGO & COMPANY/MN's Holding History (CIK: 0000072971)

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

Q4 2025

Shares 5,752 Value ($000) $452 Avg Close $75.96 Range $66.39 - $83.18

Q3 2025

Shares 5,176 Value ($000) $347 Avg Close $71.72 Range $55.21 - $103.28

Q2 2025

Shares 18,143 Value ($000) $1,709 Avg Close $109.15 Range $87.42 - $130.43

Q1 2025

Shares 30,019 Value ($000) $3,562 Avg Close $135.40 Range $114.00 - $154.03

Q4 2024

Shares 29,303 Value ($000) $3,864 Avg Close $121.79 Range $97.08 - $139.36

Q3 2024

Shares 30,797 Value ($000) $3,999 Avg Close $116.53 Range $85.22 - $139.82

Q2 2024

Shares 32,522 Value ($000) $2,822 Avg Close $103.60 Range $82.88 - $122.43

Q1 2024

Shares 32,596 Value ($000) $3,577 Avg Close $99.55 Range $87.54 - $114.48

Q4 2023

Shares 35,687 Value ($000) $3,739 Avg Close $96.12 Range $81.68 - $118.22

Q3 2023

Shares 64,407 Value ($000) $6,767 Avg Close $126.18 Range $101.78 - $143.38

Q2 2023

Shares 67,559 Value ($000) $8,681 Avg Close $149.94 Range $122.07 - $184.65

Q1 2023

Shares 68,794 Value ($000) $12,020 Avg Close $176.11 Range $151.50 - $202.76

Q4 2022

Shares 61,327 Value ($000) $10,193 Avg Close $153.87 Range $112.11 - $186.80

Q3 2022

Shares 64,064 Value ($000) $9,022 Avg Close $178.97 Range $133.61 - $212.24

Q2 2022

Shares 56,044 Value ($000) $11,430 Avg Close $214.62 Range $174.88 - $258.13

Q1 2022

Shares 56,593 Value ($000) $14,423 Avg Close $266.04 Range $239.75 - $326.08

Q4 2021

Shares 35,495 Value ($000) $11,646 Avg Close $307.32 Range $285.14 - $326.54

Q3 2021

Shares 33,099 Value ($000) $10,008 Avg Close $278.11 Range $257.33 - $318.62

Q2 2021

Shares 29,926 Value ($000) $8,115 Avg Close $248.03 Range $227.68 - $268.74

Q1 2021

Shares 32,337 Value ($000) $7,874 Avg Close $268.89 Range $231.88 - $300.91

Q4 2020

Shares 74,857 Value ($000) $21,457 Avg Close $268.73 Range $247.92 - $285.33

Q3 2020

Shares 62,436 Value ($000) $15,906 Avg Close $231.93 Range $202.54 - $252.24

Q2 2020

Shares 56,790 Value ($000) $12,312 Avg Close $224.85 Range $197.47 - $262.51

Q1 2020

Shares 35,978 Value ($000) $8,134 Avg Close $240.43 Range $177.40 - $264.58

Q4 2019

Shares 10,486 Value ($000) $2,616 Avg Close $228.21 Range $201.87 - $248.54

Q3 2019

Shares 10,589 Value ($000) $2,517 Avg Close $225.06 Range $200.11 - $261.29

Q2 2019

Shares 13,362 Value ($000) $3,265 Avg Close $226.56 Range $176.37 - $256.07

Q1 2019

Shares 8,869 Value ($000) $2,044 Avg Close $219.75 Range $195.71 - $235.22

Q4 2018

Shares 12,894 Value ($000) $2,687 Avg Close $189.46 Range $162.53 - $218.23

Q3 2018

Shares 7,257 Value ($000) $1,347 Avg Close $195.39 Range $165.11 - $218.31

Q2 2018

Shares 6,512 Value ($000) $1,374 Avg Close $169.69 Range $134.32 - $207.68

Q1 2018

Shares 6,631 Value ($000) $985 Avg Close $132.07 Range $118.48 - $150.10

Q4 2017

Shares 5,902 Value ($000) $734 Avg Close $135.32 Range $118.50 - $157.82

Q3 2017

Shares 4,371 Value ($000) $653 Avg Close $136.33 Range $123.49 - $150.04

Q2 2017

Shares 3,326 Value ($000) $476 Avg Close $137.24 Range $116.47 - $164.05

Q1 2017

Shares 2,773 Value ($000) $340 Avg Close $118.09 Range $109.46 - $123.38

Q4 2016

Shares 2,449 Value ($000) $300 Avg Close $120.22 Range $105.07 - $132.08

Q3 2016

Shares 1,340 Value ($000) $153 Avg Close $109.60 Range $98.18 - $123.04

Q2 2016

Shares 1,341 Value ($000) $165 Avg Close $103.44 Range $88.28 - $126.77

Q1 2016

Shares 1,564 Value ($000) $151 Avg Close $86.42 Range $73.77 - $101.55

Q4 2015

Shares 1,387 Value ($000) $138 Avg Close $102.36 Range $85.94 - $114.35

Q3 2015

Shares 6,632 Value ($000) $739 Avg Close $100.98 Range $82.67 - $120.40

Q2 2015

Shares 1,485 Value ($000) $132 Avg Close $80.63 Range $64.55 - $88.64

Q1 2015

Shares 891 Value ($000) $65 Avg Close $70.91 Range $65.28 - $76.95

Q4 2014

Shares 829 Value ($000) $64 Avg Close $69.59 Range $54.13 - $80.65

Q3 2014

Shares 829 Value ($000) $47 Avg Close $68.77 Range $51.84 - $82.01

Q2 2014

Shares 898 Value ($000) $76 Avg Close $78.24 Range $70.63 - $86.28

Q1 2014

Shares 701 Value ($000) $63 Avg Close $80.28 Range $67.42 - $90.75

Q4 2013

Shares 700 Value ($000) $55 Avg Close $68.72 Range $61.20 - $78.13

Q3 2013

Shares 700 Value ($000) $47 Avg Close $60.15 Range $50.50 - $68.22

Q2 2013

Shares 701 Value ($000) $38 Avg Close $48.72 Range $43.39 - $52.49

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	5,752	$452	$75.96	$66.39 - $83.18
Q3 2025	5,176	$347	$71.72	$55.21 - $103.28
Q2 2025	18,143	$1,709	$109.15	$87.42 - $130.43
Q1 2025	30,019	$3,562	$135.40	$114.00 - $154.03
Q4 2024	29,303	$3,864	$121.79	$97.08 - $139.36
Q3 2024	30,797	$3,999	$116.53	$85.22 - $139.82
Q2 2024	32,522	$2,822	$103.60	$82.88 - $122.43
Q1 2024	32,596	$3,577	$99.55	$87.54 - $114.48
Q4 2023	35,687	$3,739	$96.12	$81.68 - $118.22
Q3 2023	64,407	$6,767	$126.18	$101.78 - $143.38
Q2 2023	67,559	$8,681	$149.94	$122.07 - $184.65
Q1 2023	68,794	$12,020	$176.11	$151.50 - $202.76
Q4 2022	61,327	$10,193	$153.87	$112.11 - $186.80
Q3 2022	64,064	$9,022	$178.97	$133.61 - $212.24
Q2 2022	56,044	$11,430	$214.62	$174.88 - $258.13
Q1 2022	56,593	$14,423	$266.04	$239.75 - $326.08
Q4 2021	35,495	$11,646	$307.32	$285.14 - $326.54
Q3 2021	33,099	$10,008	$278.11	$257.33 - $318.62
Q2 2021	29,926	$8,115	$248.03	$227.68 - $268.74
Q1 2021	32,337	$7,874	$268.89	$231.88 - $300.91
Q4 2020	74,857	$21,457	$268.73	$247.92 - $285.33
Q3 2020	62,436	$15,906	$231.93	$202.54 - $252.24
Q2 2020	56,790	$12,312	$224.85	$197.47 - $262.51
Q1 2020	35,978	$8,134	$240.43	$177.40 - $264.58
Q4 2019	10,486	$2,616	$228.21	$201.87 - $248.54
Q3 2019	10,589	$2,517	$225.06	$200.11 - $261.29
Q2 2019	13,362	$3,265	$226.56	$176.37 - $256.07
Q1 2019	8,869	$2,044	$219.75	$195.71 - $235.22
Q4 2018	12,894	$2,687	$189.46	$162.53 - $218.23
Q3 2018	7,257	$1,347	$195.39	$165.11 - $218.31
Q2 2018	6,512	$1,374	$169.69	$134.32 - $207.68
Q1 2018	6,631	$985	$132.07	$118.48 - $150.10
Q4 2017	5,902	$734	$135.32	$118.50 - $157.82
Q3 2017	4,371	$653	$136.33	$123.49 - $150.04
Q2 2017	3,326	$476	$137.24	$116.47 - $164.05
Q1 2017	2,773	$340	$118.09	$109.46 - $123.38
Q4 2016	2,449	$300	$120.22	$105.07 - $132.08
Q3 2016	1,340	$153	$109.60	$98.18 - $123.04
Q2 2016	1,341	$165	$103.44	$88.28 - $126.77
Q1 2016	1,564	$151	$86.42	$73.77 - $101.55
Q4 2015	1,387	$138	$102.36	$85.94 - $114.35
Q3 2015	6,632	$739	$100.98	$82.67 - $120.40
Q2 2015	1,485	$132	$80.63	$64.55 - $88.64
Q1 2015	891	$65	$70.91	$65.28 - $76.95
Q4 2014	829	$64	$69.59	$54.13 - $80.65
Q3 2014	829	$47	$68.77	$51.84 - $82.01
Q2 2014	898	$76	$78.24	$70.63 - $86.28
Q1 2014	701	$63	$80.28	$67.42 - $90.75
Q4 2013	700	$55	$68.72	$61.20 - $78.13
Q3 2013	700	$47	$60.15	$50.50 - $68.22
Q2 2013	701	$38	$48.72	$43.39 - $52.49