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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, Q4 2024

Institutional positions in Mesa Laboratories Inc as of Dec 31, 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
157
−6 vs. Q3 2024
Shares held
5.10M
+453.3K (+9.7%) vs. Q3 2024
Total value
$673.0M
+$69.2M (+11.5%) vs. Q3 2024
New holders
13
58 more added
Sold out
19
52 more reduced

3 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 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 holdersQ4 2024: 157 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 heldQ4 2024: $673.0M
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, Q4 2024

Shares, value and share of portfolio for each institution holding Mesa Laboratories Inc; share changes are against Q3 2024.

Institutions holding MLAB in Q4 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock, Inc.844,364$111.3M0.00%+7,543+0.9%Added
Conestoga Capital Advisors, LLC573,037$75.6M1.00%+43,927+8.3%Added
Vanguard Group Inc382,856$50.5M0.00%+5,274+1.4%Added
Royce & Associates LP287,207$37.9M0.35%−59,938−17.3%Reduced
Raymond James Financial Inc247,795$32.7M0.01%+247,795New
Morgan Stanley240,526$31.7M0.00%−8,822−3.5%Reduced
Ranger Investment Management, L.P.233,555$30.8M1.94%−4,635−1.9%Reduced
State Street Corp224,901$29.7M0.00%+10,753+5.0%Added
Geneva Capital Management LLC189,013$24.9M0.43%−2,963−1.5%Reduced
Ameriprise Financial Inc151,862$20.0M0.01%+99,819+191.8%Added
Glenmede Trust Co NA151,847$20.0M0.10%+54,513+56.0%Added
Geode Capital Management, LLC124,446$16.4M0.00%−315−0.3%Reduced
Dimensional Fund Advisors LP113,850$15.0M0.00%−9,723−7.9%Reduced
Northern Trust Corp93,789$12.4M0.00%+1,825+2.0%Added
Janus Henderson Group PLC86,286$11.4M0.01%+8,092+10.3%Added
Kennedy Capital Management, Inc.74,606$9.84M0.22%+8,700+13.2%Added
Bank of America Corp68,474$9.03M0.00%+14,863+27.7%Added
Russell Investments Group, Ltd.68,070$8.98M0.01%−6,492−8.7%Reduced
Charles Schwab Investment Management Inc62,589$8.25M0.00%−200.0%Reduced
Bank of New York Mellon Corp53,304$7.03M0.00%−658−1.2%Reduced
Comerica Bank42,419$5.59M0.02%+140.0%Added
Meros Investment Management, LP40,263$5.31M2.38%+7,023+21.1%Added
Principal Financial Group Inc38,359$5.06M0.00%+3,252+9.3%Added
Jane Street Group, LLC34,399$4.54M0.01%+32,091+1,390.4%Added
Royal Bank of Canada30,419$4.01M0.00%−580−1.9%Reduced
Goldman Sachs Group Inc29,935$3.95M0.00%+13,996+87.8%Added
Wells Fargo & Company29,303$3.86M0.00%−1,494−4.9%Reduced
Rice Hall James & Associates, LLC27,668$3.65M0.20%+5,560+25.1%Added
Diamond Hill Capital Management Inc26,634$3.51M0.02%+26,634New
Keeley-Teton Advisors, LLC21,997$2.90M0.34%−912−4.0%Reduced
Segall Bryant & Hamill, LLC20,457$2.70M0.04%−13−0.1%Reduced
King Luther Capital Management Corp19,921$2.63M0.01%00.0%Unchanged
UBS Group AG19,752$2.60M0.00%+13,960+241.0%Added
UBS Asset Management Americas Inc19,292$2.54M0.00%+9,189+91.0%Added
Invesco Ltd.18,507$2.44M0.00%+69+0.4%Added
Envestnet Asset Management Inc17,595$2.32M0.00%−150−0.8%Reduced
Public Employees Retirement System of Ohio16,871$2.22M0.01%00.0%Unchanged
Wellington Management Group LLP14,314$1.89M0.00%+14,314New
Legal & General Group Plc14,287$1.88M0.00%−925−6.1%Reduced
Select Equity Group, L.P.13,711$1.81M0.01%+684+5.3%Added
Public Sector Pension Investment Board13,577$1.79M0.01%+2,116+18.5%Added
Nuveen Asset Management, LLC13,106$1.73M0.00%00.0%Unchanged
Rhumbline Advisers13,058$1.72M0.00%−337−2.5%Reduced
Lazard Asset Management LLC12,389$1.63M0.00%+5,560+81.4%Added
AQR Capital Management LLC10,885$1.44M0.00%−547−4.8%Reduced
Swiss National Bank10,602$1.40M0.00%00.0%Unchanged
ExodusPoint Capital Management, LP9,692$1.28M0.01%+7,167+283.8%Added
American Century Companies Inc9,444$1.25M0.00%+4,698+99.0%Added
Barclays PLC9,262$1.22M0.00%+425+4.8%Added
Victory Capital Management Inc8,836$1.17M0.00%−5,165−36.9%Reduced
Citigroup Inc7,831$1.03M0.00%+418+5.6%Added
Mackenzie Financial Corp7,537$993.9K0.00%+1,560+26.1%Added
Renaissance Technologies LLC7,500$989.0K0.00%−5,900−44.0%Reduced
Herald Investment Management Ltd7,417$977.3K0.16%+7,417New
LPL Financial LLC6,978$920.2K0.00%+45+0.6%Added
Great West Life Assurance Co6,927$913.0K0.00%−577−7.7%Reduced
Citadel Advisors LLC6,817$899.0K0.00%−3,898−36.4%Reduced
Kings Path Partners LLC6,776$893.6K0.38%00.0%Unchanged
Quadrature Capital Ltd5,703$754.3K0.02%+4,003+235.5%Added
Creative Planning5,641$743.9K0.00%+252+4.7%Added
Alliancebernstein L.P.5,584$736.4K0.00%+141+2.6%Added
Prudential Financial Inc5,468$721.1K0.00%+60+1.1%Added
SEI Investments Co5,411$713.8K0.00%+3,848+246.2%Added
Deutsche Bank AG5,147$678.7K0.00%+1,586+44.5%Added
RSM US Wealth Management LLC5,052$667.1K0.01%+1,392+38.0%Added
California State Teachers Retirement System5,041$664.8K0.00%−54−1.1%Reduced
JPMorgan Chase & Co5,003$659.7K0.00%−3,403−40.5%Reduced
Millennium Management LLC4,832$637.2K0.00%+1,830+61.0%Added
Boston Partners4,627$610.2K0.00%−3,726−44.6%Reduced
Thrivent Financial for Lutherans4,198$554.0K0.00%−50−1.2%Reduced
Cornercap Investment Counsel Inc3,797$500.7K0.16%00.0%Unchanged
State of Tennessee, Treasury Department3,506$462.3K0.00%−597−14.6%Reduced
Marshall Wace, LLP3,476$458.4K0.00%−5,080−59.4%Reduced
Price T Rowe Associates Inc3,469$458.0K0.00%+390+12.7%Added
Los Angeles Capital Management LLC3,394$447.6K0.00%+100+3.0%Added
XTX Topco Ltd3,382$446.0K0.04%+398+13.3%Added
Franklin Resources Inc3,291$434.0K0.00%−3,153−48.9%Reduced
Stifel Financial Corp3,291$434.0K0.00%+39+1.2%Added
State of Alaska, Department of Revenue3,069$404.0K0.00%−17−0.6%Reduced
Gsa Capital Partners LLP2,973$392.0K0.03%+2,973New
MetLife Investment Management2,956$389.8K0.00%00.0%Unchanged
Mirae Asset Global ETFs Holdings Ltd.2,925$385.7K0.00%+98+3.5%Added
Corebridge Financial, Inc.2,753$363.0K0.00%−216−7.3%Reduced
Louisiana State Employees Retirement System2,600$342.9K0.01%00.0%Unchanged
Susquehanna International Group, LLP2,497$329.3K0.00%+2,497New
Cambridge Investment Research Advisors, Inc.2,415$319.0K0.00%−578−19.3%Reduced
Squarepoint Ops LLC2,225$293.4K0.00%+2,225New
State Board of Administration of Florida Retirement System2,190$288.8K0.00%−310−12.4%Reduced
New York State Common Retirement Fund2,143$282.6K0.00%00.0%Unchanged
Yousif Capital Management, LLC2,087$275.2K0.00%−10−0.5%Reduced
SG Americas Securities, LLC2,073$273.0K0.00%−254−10.9%Reduced
Intech Investment Management LLC1,980$261.1K0.00%+1,980New
Manufacturers Life Insurance Company, The1,936$255.3K0.00%−101−5.0%Reduced
Smartleaf Asset Management LLC1,844$243.5K0.02%+706+62.0%Added
Maryland State Retirement & Pension System1,787$235.7K0.01%00.0%Unchanged
Pacer Advisors, Inc.1,755$231.4K0.00%+73+4.3%Added
Avantax Advisory Services, Inc.1,663$219.3K0.00%−489−22.7%Reduced
Berry Wealth Group, LP1,657$218.5K0.16%+83+5.3%Added
Captrust Financial Advisors1,612$212.6K0.00%+15+0.9%Added
Teachers Retirement System of the State of Kentucky1,613$212.0K0.00%00.0%Unchanged