InsiderClue
Stocks · Technology · Industrial Instruments For Measurement, Display, and Control

MESA LABORATORIES INC

MLAB Clue Score65
United States Fiscal year ends March CIK 0000724004 Results filed 10 Aug 2026
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What the insiders did Net selling

Individual transactions

78
Insider
Date
Role
Action
Shares
Price
Amount
Gary M Owens
19 Mar 2025
President and CEO
Sold after exercise
21,000
$123.91
$2.60M
Gary M Owens
1 Sep 2023
President and CEO
Sold after exercise
2,000
$142.82
$285.64K
John Sakys
24 Mar 2023
CFO
Sold after exercise
1,128
$167.01
$188.39K
John Sakys
24 Mar 2023
CFO
Sold after exercise
1,000
$167.01
$167.01K
John Sakys
22 Mar 2023
CFO
Sold after exercise
2,500
$171.62
$429.05K
John Sakys
15 Mar 2023
CFO
Sold after exercise
1,000
$165.71
$165.71K
John Sakys
9 Mar 2023
CFO
Sold after exercise
400
$169.97
$67.99K
John Sakys
9 Feb 2023
CFO
Sold after exercise
1,000
$184.27
$184.27K
John Sakys
23 Jan 2023
CFO
Sold after exercise
2,100
$210.19
$441.40K
John Bradley Schmieder
13 Jan 2023
Director
Sold after exercise
1,571
$191.31
$300.55K
Evan Guillemin
18 Aug 2022
Director
Sold after exercise
3,692
$196.12
$724.08K
John Sakys
16 Aug 2022
CFO
Sold after exercise
1,372
$200.58
$275.20K
John Sakys
15 Aug 2022
CFO
Sold after exercise
628
$200.54
$125.94K
John James Sullivan
7 Jun 2022
Director
Sold after exercise
5,192
$207.76
$1.08M
John Sakys
20 Apr 2022
CFO
Sold after exercise
72
$250.44
$18.03K
John Sakys
23 Mar 2022
CFO
Sold after exercise
930
$251.29
$233.70K
John James Sullivan
15 Feb 2022
Director
Sold after exercise
5,192
$259.42
$1.35M
John Bradley Schmieder
3 Jan 2022
Director
Sold after exercise
1,000
$327.77
$327.77K
Brian David Archbold
14 Dec 2021
SVP Operations
Sold after exercise
1,659
$325.02
$539.21K
John Sakys
10 Dec 2021
CFO
Sold after exercise
1,758
$324.74
$570.89K
Evan Guillemin
2 Dec 2021
Director
Sold after exercise
2,320
$310.61
$720.62K
John James Sullivan
15 Nov 2021
Director
Sold after exercise
5,192
$308.02
$1.60M
John Sakys
11 Nov 2021
CFO
Sold after exercise
1,000
$317.12
$317.12K
David M Kelly
8 Nov 2021
Director
Sold after exercise
18
$324.07
$5.83K
John Sakys
20 Oct 2021
CFO
Sold after exercise
2,000
$309.86
$619.72K
John Sakys
10 Sep 2021
CFO
Sold after exercise
1,400
$270.21
$378.29K
John James Sullivan
16 Aug 2021
Director
Sold after exercise
5,192
$272.16
$1.41M
John Sakys
12 Aug 2021
CFO
Sold after exercise
1,000
$275.16
$275.16K
John Sakys
12 Jul 2021
CFO
Sold after exercise
1,000
$278.77
$278.77K
John Sakys
1 Jul 2021
CFO
Sold after exercise
1,000
$267.04
$267.04K
John James Sullivan
8 Jun 2021
Director
Sold after exercise
5,192
$258.19
$1.34M
Gregory Dinoia
4 Jun 2021
SVP Commercial
Sold after exercise
540
$260.27
$140.55K
David M Kelly
4 Jun 2021
Director
Sold after exercise
851
$260.28
$221.50K
John Sakys
12 Mar 2021
CFO
Sold after exercise
2,500
$263.84
$659.60K
Brian David Archbold
10 Mar 2021
SVP Continuous Improvement
Sold after exercise
223
$271.78
$60.61K
John Sakys
6 Jan 2021
CFO
Sold after exercise
16
$290.00
$4.64K
John Sakys
17 Nov 2020
CFO
Sold after exercise
984
$290.00
$285.36K
David M Kelly
16 Nov 2020
Director
Sold after exercise
704
$283.31
$199.45K
Evan Guillemin
13 Nov 2020
Director
Sold after exercise
2,050
$274.30
$562.32K
Evan Guillemin
12 Nov 2020
Director
Sold after exercise
950
$273.77
$260.08K
Brian David Archbold
9 Nov 2020
SVP Continuous Improvement
Sold after exercise
533
$272.11
$145.03K
John Sakys
8 Oct 2020
CFO
Sold after exercise
942
$276.90
$260.84K
Gregory Dinoia
2 Oct 2020
SVP Commercial
Sold after exercise
62
$260.00
$16.12K
Gregory Dinoia
2 Oct 2020
SVP Commercial
Sold after exercise
270
$260.00
$70.20K
John Sakys
2 Sep 2020
CFO
Sold after exercise
702
$251.42
$176.50K
John Sakys
1 Sep 2020
CFO
Sold after exercise
298
$250.00
$74.50K
David M Kelly
31 Aug 2020
Director
Sold after exercise
600
$245.00
$147.00K
David M Kelly
28 Aug 2020
Director
Sold after exercise
180
$244.00
$43.92K
Gregory Dinoia
17 Aug 2020
SVP Commercial
Sold after exercise
835
$245.70
$205.16K
David M Kelly
17 Aug 2020
Director
Sold after exercise
800
$247.72
$198.18K
John Sakys
14 Aug 2020
CFO
Sold after exercise
1,000
$244.00
$244.00K
John Bradley Schmieder
12 Aug 2020
Director
Sold after exercise
1,429
$246.29
$351.95K
David M Kelly
10 Aug 2020
Director
Sold after exercise
942
$250.00
$235.50K
David M Kelly
10 Aug 2020
Director
Sold after exercise
85
$250.00
$21.25K
David M Kelly
10 Aug 2020
Director
Sold after exercise
344
$250.00
$86.00K
Brian David Archbold
10 Aug 2020
SVP Continuous Improvement
Sold after exercise
38
$250.00
$9.50K
Brian David Archbold
10 Aug 2020
SVP Continuous Improvement
Sold after exercise
420
$250.00
$105.00K
Brian David Archbold
10 Aug 2020
SVP Continuous Improvement
Sold after exercise
145
$250.00
$36.25K
John James Sullivan
27 Feb 2020
Director
Sold after exercise
1,702
$256.02
$435.75K
John James Sullivan
26 Feb 2020
Director
Sold after exercise
1,070
$263.39
$281.83K
John James Sullivan
25 Feb 2020
Director
Sold after exercise
8,206
$267.09
$2.19M
David M Kelly
19 Mar 2019
Director
Sold after exercise
684
$230.00
$157.32K
Evan Guillemin
20 Feb 2019
Director
Sold after exercise
1,746
$232.31
$405.61K
Evan Guillemin
13 Feb 2019
Director
Sold after exercise
1,254
$233.10
$292.31K
Evan Guillemin
11 Feb 2019
Director
Sold after exercise
500
$230.45
$115.23K
David M Kelly
6 Feb 2019
Director
Sold after exercise
2,000
$229.62
$459.24K
David M Kelly
6 Dec 2018
Director
Sold after exercise
1,700
$210.94
$358.60K
David M Kelly
13 Sep 2018
Director
Sold after exercise
700
$190.01
$133.01K
John Sakys
15 Aug 2018
CFO
Sold after exercise
1,000
$203.50
$203.50K
John James Sullivan
15 Jun 2018
Director
Sold after exercise
12,000
$197.02
$2.36M
John James Sullivan
16 Feb 2018
Director
Sold after exercise
2,123
$138.00
$292.97K
John James Sullivan
15 Feb 2018
Director
Sold after exercise
1,877
$138.00
$259.03K
John James Sullivan
21 Feb 2017
President and CEO
Sold after exercise
6,918
$125.21
$866.20K
John James Sullivan
17 Feb 2017
President and CEO
Sold after exercise
2,160
$123.60
$266.98K
John James Sullivan
13 Feb 2017
President and CEO
Sold after exercise
5,922
$123.99
$734.27K
Glenn E Adriance
6 Feb 2017
Csmo
Sold after exercise
4,375
$125.38
$548.54K
Glenn E Adriance
23 Nov 2016
Cmso
Sold after exercise
3,567
$135.93
$484.86K
John Sakys
17 Nov 2016
CFO
Sold after exercise
221
$131.16
$28.99K
Showing 250 of 251 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 413
Amendments (4/A) skipped 14
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 8
Sales straight out of an exercise 79
Sales at will 101
Transactions with no price 0
Shares from compensation/vesting 837,042
Sales filed before the plan box existed 92
History held since 3 Nov 2006