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Mesa Laboratories Inc

MLAB
Exchange
Nasdaq
Industry
Industrial Instruments For Measurement, Display, and Control
SEC CIK
0000724004

In the last 90 days, Mesa Laboratories Inc insiders filed 2 open-market purchases and 1 sale; 159 institutions reported holding it in 13F filings for Q2 2026, worth $500.8M in total; no superinvestor holds it.

13F holders, Q3 2024

Institutional positions in Mesa Laboratories Inc as of Sep 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
166
+12 vs. Q2 2024
Shares held
4.89M
+809.4K (+19.8%) vs. Q2 2024
Total value
$633.6M
+$278.9M (+78.6%) vs. Q2 2024
New holders
30
49 more added
Sold out
18
50 more reduced

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MLAB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2024: 166 institutions
Q1 2021: 173 institutionsQ2 2021: 159 institutionsQ3 2021: 172 institutionsQ4 2021: 178 institutionsQ1 2022: 175 institutionsQ2 2022: 175 institutionsQ3 2022: 164 institutionsQ4 2022: 160 institutionsQ1 2023: 160 institutionsQ2 2023: 161 institutionsQ3 2023: 154 institutionsQ4 2023: 158 institutionsQ1 2024: 155 institutionsQ2 2024: 155 institutionsQ3 2024: 166 institutionsQ4 2024: 157 institutionsQ1 2025: 151 institutionsQ2 2025: 155 institutionsQ3 2025: 141 institutionsQ4 2025: 159 institutionsQ1 2026: 161 institutionsQ2 2026: 159 institutions
Value heldQ3 2024: $633.6M
Q1 2021: $1.12BQ2 2021: $1.28BQ3 2021: $1.44BQ4 2021: $1.57BQ1 2022: $1.24BQ2 2022: $1.00BQ3 2022: $680.9MQ4 2022: $846.5MQ1 2023: $877.7MQ2 2023: $630.0MQ3 2023: $515.1MQ4 2023: $507.5MQ1 2024: $534.3MQ2 2024: $424.4MQ3 2024: $633.6MQ4 2024: $673.0MQ1 2025: $613.4MQ2 2025: $489.1MQ3 2025: $334.0MQ4 2025: $372.5MQ1 2026: $426.6MQ2 2026: $500.8M
Institutions holding MLAB and their total value by quarter
QuarterHoldersValue
Q2 2026159$500.8M
Q1 2026161$426.6M
Q4 2025159$372.5M
Q3 2025141$334.0M
Q2 2025155$489.1M
Q1 2025151$613.4M
Q4 2024157$673.0M
Q3 2024166$633.6M
Q2 2024155$424.4M
Q1 2024155$534.3M
Q4 2023158$507.5M
Q3 2023154$515.1M
Q2 2023161$630.0M
Q1 2023160$877.7M
Q4 2022160$846.5M
Q3 2022164$680.9M
Q2 2022175$1.00B
Q1 2022175$1.24B
Q4 2021178$1.57B
Q3 2021172$1.44B
Q2 2021159$1.28B
Q1 2021173$1.12B

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Mesa Laboratories Inc; share changes are against Q2 2024.

Institutions holding MLAB in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.836,821$108.7M0.00%+836,821New
Conestoga Capital Advisors, LLC529,110$68.7M0.93%−43,505−7.6%Reduced
Vanguard Group Inc377,582$49.0M0.00%+11,174+3.0%Added
Royce & Associates LP347,145$45.1M0.41%−47,356−12.0%Reduced
Morgan Stanley249,348$32.4M0.00%+11,759+4.9%Added
Ranger Investment Management, L.P.238,190$30.9M1.98%+7,721+3.4%Added
State Street Corp214,148$27.8M0.00%+18,128+9.2%Added
Geneva Capital Management LLC191,976$24.9M0.42%+3,732+2.0%Added
Eagle Asset Management Inc165,955$19.7M0.10%+16,293+10.9%Added
Geode Capital Management, LLC124,761$16.2M0.00%+5,771+4.8%Added
Dimensional Fund Advisors LP123,573$16.0M0.00%−8,318−6.3%Reduced
Glenmede Trust Co NA97,334$12.6M0.06%−1,442−1.5%Reduced
Northern Trust Corp91,964$11.9M0.00%+1,616+1.8%Added
Janus Henderson Group PLC78,194$10.2M0.01%−35,825−31.4%Reduced
Raymond James & Associates76,855$9.98M0.01%−3,884−4.8%Reduced
Russell Investments Group, Ltd.74,562$9.68M0.01%+14,811+24.8%Added
Kennedy Capital Management, Inc.65,906$8.56M0.19%−4,473−6.4%Reduced
Charles Schwab Investment Management Inc62,609$8.13M0.00%+17,450+38.6%Added
Bank of New York Mellon Corp53,962$7.01M0.00%−4,597−7.9%Reduced
Bank of America Corp53,611$6.96M0.00%+2,076+4.0%Added
Ameriprise Financial Inc52,043$6.76M0.00%−889−1.7%Reduced
Granahan Investment Management Inc45,633$5.93M0.23%−8,791−16.2%Reduced
Comerica Bank42,405$5.51M0.02%−105−0.2%Reduced
Principal Financial Group Inc35,107$4.56M0.00%+6,292+21.8%Added
Meros Investment Management, LP33,240$4.32M1.95%+4,941+17.5%Added
Royal Bank of Canada30,999$4.03M0.00%−2,868−8.5%Reduced
Wells Fargo & Company30,797$4.00M0.00%−1,725−5.3%Reduced
Keeley-Teton Advisors, LLC22,909$2.97M0.33%−839−3.5%Reduced
Rice Hall James & Associates, LLC22,108$2.87M0.16%+6,766+44.1%Added
Segall Bryant & Hamill, LLC20,470$2.66M0.04%−6,402−23.8%Reduced
King Luther Capital Management Corp19,921$2.59M0.01%00.0%Unchanged
Deerfield Management Company, L.P. (Series C)19,664$2.55M0.04%+16,083+449.1%Added
Invesco Ltd.18,438$2.39M0.00%−1,361−6.9%Reduced
Envestnet Asset Management Inc17,745$2.30M0.00%−1,722−8.8%Reduced
Public Employees Retirement System of Ohio16,871$2.19M0.01%00.0%Unchanged
Goldman Sachs Group Inc15,939$2.07M0.00%+6,709+72.7%Added
Legal & General Group Plc15,212$1.98M0.00%+127+0.8%Added
Victory Capital Management Inc14,001$1.82M0.00%+6,643+90.3%Added
Renaissance Technologies LLC13,400$1.74M0.00%+11,000+458.3%Added
Rhumbline Advisers13,395$1.74M0.00%−49−0.4%Reduced
Nuveen Asset Management, LLC13,106$1.70M0.00%00.0%Unchanged
Select Equity Group, L.P.13,027$1.69M0.01%+4,754+57.5%Added
Public Sector Pension Investment Board11,461$1.49M0.01%+200+1.8%Added
AQR Capital Management LLC11,432$1.48M0.00%−6,571−36.5%Reduced
Citadel Advisors LLC10,715$1.39M0.00%−13,980−56.6%Reduced
Swiss National Bank10,602$1.38M0.00%00.0%Unchanged
UBS Asset Management Americas Inc10,103$1.31M0.00%+1,708+20.3%Added
State of Wisconsin Investment Board9,615$1.25M0.00%−920−8.7%Reduced
Barclays PLC8,837$1.15M0.00%+6,905+357.4%Added
Marshall Wace, LLP8,556$1.11M0.00%−6,004−41.2%Reduced
JPMorgan Chase & Co8,406$1.09M0.00%+1,906+29.3%Added
Boston Partners8,353$1.08M0.00%+1,628+24.2%Added
Great West Life Assurance Co7,504$967.0K0.00%−330−4.2%Reduced
Citigroup Inc7,413$962.7K0.00%+3,043+69.6%Added
LPL Financial LLC6,933$900.3K0.00%−18−0.3%Reduced
Lazard Asset Management LLC6,829$886.0K0.00%+2,763+68.0%Added
Kings Path Partners LLC6,776$879.9K0.37%00.0%Unchanged
Franklin Resources Inc6,444$828.4K0.00%+1,403+27.8%Added
Mackenzie Financial Corp5,977$776.2K0.00%−890−13.0%Reduced
UBS Group AG5,792$752.1K0.00%+1,396+31.8%Added
Alliancebernstein L.P.5,443$706.8K0.00%00.0%Unchanged
Prudential Financial Inc5,408$702.3K0.00%00.0%Unchanged
Creative Planning5,389$699.8K0.00%+2,698+100.3%Added
California State Teachers Retirement System5,095$661.6K0.00%−156−3.0%Reduced
American Century Companies Inc4,746$616.3K0.00%+4,746New
Allspring Global Investments Holdings, LLC4,622$600.2K0.00%−39−0.8%Reduced
Man Group plc4,578$594.5K0.00%+4,578New
Thrivent Financial for Lutherans4,248$552.0K0.00%−6−0.1%Reduced
State of Tennessee, Treasury Department4,103$532.8K0.00%−1,401−25.5%Reduced
Cornercap Investment Counsel Inc3,797$493.1K0.15%+3,797New
RSM US Wealth Management LLC3,660$477.2K0.01%+663+22.1%Added
Deutsche Bank AG3,561$462.4K0.00%+778+28.0%Added
Connor, Clark & Lunn Investment Management Ltd.3,460$449.3K0.00%+3,460New
Los Angeles Capital Management LLC3,294$427.8K0.00%−2,219−40.3%Reduced
Stifel Financial Corp3,252$422.3K0.00%−655−16.8%Reduced
Price T Rowe Associates Inc3,079$400.0K0.00%+47+1.6%Added
State of Alaska, Department of Revenue3,086$400.0K0.00%+77+2.6%Added
Millennium Management LLC3,002$389.8K0.00%+3,002New
Cambridge Investment Research Advisors, Inc.2,993$389.0K0.00%−347−10.4%Reduced
XTX Topco Ltd2,984$387.5K0.03%+2,984New
Illinois Municipal Retirement Fund2,970$385.7K0.01%+142+5.0%Added
Corebridge Financial, Inc.2,969$385.6K0.00%−19−0.6%Reduced
MetLife Investment Management2,956$383.9K0.00%00.0%Unchanged
Mirae Asset Global ETFs Holdings Ltd.2,827$367.1K0.00%−427−13.1%Reduced
Centiva Capital, LP2,634$342.1K0.02%−1,109−29.6%Reduced
Louisiana State Employees Retirement System2,600$337.6K0.01%00.0%Unchanged
ExodusPoint Capital Management, LP2,525$328.0K0.00%+2,525New
State Board of Administration of Florida Retirement System2,500$324.6K0.00%00.0%Unchanged
SG Americas Securities, LLC2,327$302.0K0.00%+2,327New
Jane Street Group, LLC2,308$299.7K0.00%−20,134−89.7%Reduced
PDT Partners, LLC2,273$295.2K0.03%+2,273New
Avantax Advisory Services, Inc.2,152$279.5K0.00%+2,152New
New York State Common Retirement Fund2,143$278.3K0.00%00.0%Unchanged
Qube Research & Technologies Ltd2,109$273.9K0.00%+579+37.8%Added
Yousif Capital Management, LLC2,097$272.3K0.00%+2,097New
Manufacturers Life Insurance Company, The2,037$264.5K0.00%+2,037New
Corton Capital Inc.2,009$260.9K0.13%+2,009New
Teton Advisors, Inc.2,000$259.7K0.12%−1,000−33.3%Reduced
Sherbrooke Park Advisers LLC1,840$238.9K0.05%+1,840New
Maryland State Retirement & Pension System1,787$232.1K0.00%+1,787New