MESA LABORATORIES INC /CO/ - Common Stock (MLAB)

Historical Holders from Q1 2014 to Q3 2025

Symbol
MLAB on Nasdaq
CUSIP
59064R109
Type / Class
Equity / Common Stock
Shares outstanding
5.51M
All holders as of September 30, 2025
Q3 2025
Total 13F shares, excl. options
4.98M
Holdings value
$334M
% of all portfolios
0.002%
Grand Portfolio weight change
0%
Number of holders
138
Number of buys
64
Number of sells
-94
Average Value change %
+0%
Average buys %
+0.002%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of MESA LABORATORIES INC /CO/ - Common Stock (MLAB)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
Conestoga Capital Advisors, LLC 11.38% $72M 618K Conestoga Capital Advisors Dec 31, 2024
BlackRock, Inc. 6.9% -53.6% $24.2M -$25.8M 379K -51.6% BlackRock, Inc. Sep 30, 2025
VANGUARD GROUP INC 5.84% $21.6M 322K The Vanguard Group Sep 30, 2025
ROYCE & ASSOCIATES LP 4.99% -6% $31.6M -$1.87M 271K -5.6% ROYCE & ASSOCIATES LP Mar 31, 2025

Institutional Holders of MESA LABORATORIES INC /CO/ - Common Stock (MLAB)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 4.98M $334M -$17.9M $67.01 138
2025 Q2 5.19M $489M +$3.15M $94.22 154
2025 Q1 5.17M $614M +$6.49M $118.66 151
2024 Q4 5.1M $673M +$27.1M $131.87 156
2024 Q3 4.89M $634M -$1.86M $129.86 165
2024 Q2 4.89M $425M -$2.24M $86.77 149
2024 Q1 4.87M $534M +$2.91M $109.73 153
2023 Q4 4.84M $507M -$6.2M $104.77 158
2023 Q3 4.9M $515M +$6.03M $105.07 152
2023 Q2 4.83M $621M -$24.2M $128.50 157
2023 Q1 5.02M $878M -$2.41M $174.73 156
2022 Q4 5.08M $846M +$70.3M $166.21 154
2022 Q3 4.84M $681M -$11.7M $140.83 157
2022 Q2 4.91M $1B +$11.8M $203.94 167
2022 Q1 4.86M $1.24B +$14.7M $254.88 167
2021 Q4 4.79M $1.57B +$6.59M $328.09 172
2021 Q3 4.77M $1.44B +$17.1M $302.36 170
2021 Q2 4.71M $1.28B +$27.2M $271.17 157
2021 Q1 4.61M $1.12B -$29.1M $243.50 171
2020 Q4 4.71M $1.35B -$19.6M $286.64 174
2020 Q3 4.78M $1.22B +$30.3M $254.76 152
2020 Q2 4.67M $1.01B +$111M $216.80 165
2020 Q1 4.16M $940M +$24.4M $226.09 143
2019 Q4 4.04M $1.01B +$16M $249.40 147
2019 Q3 3.98M $945M +$104M $237.77 142
2019 Q2 3.54M $864M +$173M $244.34 122
2019 Q1 2.85M $656M -$22.2M $230.50 122
2018 Q4 2.95M $614M +$51.4M $208.39 107
2018 Q3 2.7M $502M -$14.3M $185.62 106
2018 Q2 2.77M $585M -$3.04M $211.08 103
2018 Q1 2.8M $416M +$14.2M $148.44 88
2017 Q4 2.72M $338M +$9.31M $124.30 91
2017 Q3 2.63M $393M +$16.7M $149.32 99
2017 Q2 2.52M $361M +$14.3M $143.31 87
2017 Q1 2.42M $297M +$25.6M $122.70 88
2016 Q4 2.37M $291M +$6.38M $122.75 86
2016 Q3 2.32M $265M +$6.58M $114.36 81
2016 Q2 2.26M $278M -$7.66M $123.00 80
2016 Q1 2.32M $224M +$11.6M $96.35 70
2015 Q4 2.2M $219M +$5.48M $99.50 68
2015 Q3 2.12M $237M +$5.54M $111.40 64
2015 Q2 2.08M $185M +$5.35M $88.90 67
2015 Q1 2.03M $146M +$249K $72.20 60
2014 Q4 1.95M $151M +$3.18M $77.31 60
2014 Q3 1.71M $98.6M -$14.6M $57.78 57
2014 Q2 1.88M $158M +$3.16M $83.96 65
2014 Q1 1.84M $166M +$20.5M $90.25 66