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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 2023

Institutional positions in Mesa Laboratories Inc as of Sep 30, 2023. 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
154
−6 vs. Q2 2023
Shares held
4.92M
+39.6K (+0.8%) vs. Q2 2023
Total value
$515.1M
−$114.8M (−18.2%) vs. Q2 2023
New holders
16
55 more added
Sold out
22
56 more reduced

1 institution that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2023: 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 2023: 154 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 2023: $515.1M
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 2023

Shares, value and share of portfolio for each institution holding Mesa Laboratories Inc; share changes are against Q2 2023.

Institutions holding MLAB in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.805,747$84.7M0.00%−10,217−1.3%Reduced
Conestoga Capital Advisors, LLC530,210$55.7M0.96%−46,013−8.0%Reduced
Vanguard Group Inc363,004$38.1M0.00%+2,276+0.6%Added
Morgan Stanley243,353$25.6M0.00%−7,249−2.9%Reduced
Ranger Investment Management, L.P.223,993$23.5M1.56%−9,050−3.9%Reduced
Geneva Capital Management LLC195,212$20.5M0.43%+3,542+1.8%Added
State Street Corp183,533$19.3M0.00%+3,456+1.9%Added
Royce & Associates LP166,022$17.4M0.18%+6,413+4.0%Added
Principal Financial Group Inc154,765$16.3M0.01%−3,872−2.4%Reduced
Kayne Anderson Rudnick Investment Management LLC144,110$15.1M0.04%−2,430−1.7%Reduced
Dimensional Fund Advisors LP127,999$13.4M0.00%−3,058−2.3%Reduced
Eagle Asset Management Inc111,979$11.8M0.07%+630+0.6%Added
Kennedy Capital Management, Inc.109,496$11.5M0.28%+32,412+42.0%Added
Geode Capital Management, LLC105,089$11.0M0.00%+2,329+2.3%Added
Northern Trust Corp94,903$9.97M0.00%+1,910+2.1%Added
Glenmede Trust Co NA94,337$9.91M0.06%+44,002+87.4%Added
Goldman Sachs Group Inc87,175$9.16M0.00%+57,938+198.2%Added
Raymond James & Associates67,426$7.08M0.01%+1,984+3.0%Added
Wells Fargo & Company64,407$6.77M0.00%−3,152−4.7%Reduced
Granahan Investment Management Inc63,873$6.71M0.24%+11,517+22.0%Added
Bank of New York Mellon Corp56,259$5.91M0.00%−3,280−5.5%Reduced
DF Dent & Co Inc54,556$5.73M0.08%+258+0.5%Added
Ameriprise Financial Inc49,546$5.21M0.00%−2,148−4.2%Reduced
Bank of America Corp47,639$5.01M0.00%+13,962+41.5%Added
Comerica Bank46,147$4.85M0.03%+46,147New
Charles Schwab Investment Management Inc40,498$4.26M0.00%+1,711+4.4%Added
Russell Investments Group, Ltd.38,484$4.04M0.01%−2,845−6.9%Reduced
Schroder Investment Management Group34,317$3.61M0.01%−69,463−66.9%Reduced
Royal Bank of Canada32,834$3.45M0.00%+803+2.5%Added
Kent Lake Capital LLC28,204$2.96M1.15%00.0%Unchanged
Fred Alger Management, LLC27,156$2.85M0.02%−80.0%Reduced
Citadel Advisors LLC26,138$2.75M0.00%−20,851−44.4%Reduced
Invesco Ltd.21,681$2.28M0.00%+96+0.4%Added
Envestnet Asset Management Inc21,111$2.22M0.00%+8,001+61.0%Added
Public Employees Retirement System of Ohio18,911$1.99M0.01%00.0%Unchanged
JPMorgan Chase & Co18,097$1.90M0.00%+296+1.7%Added
Qube Research & Technologies Ltd17,968$1.89M0.01%+1,042+6.2%Added
Rice Hall James & Associates, LLC17,075$1.79M0.11%+45+0.3%Added
Rhumbline Advisers15,585$1.64M0.00%+332+2.2%Added
Legal & General Group Plc15,350$1.61M0.00%+1,153+8.1%Added
AQR Capital Management LLC14,714$1.55M0.00%+6,546+80.1%Added
King Luther Capital Management Corp13,891$1.46M0.01%00.0%Unchanged
Nuveen Asset Management, LLC12,986$1.36M0.00%−122−0.9%Reduced
Seizert Capital Partners, LLC12,818$1.35M0.07%+12,818New
Swiss National Bank11,802$1.24M0.00%+200+1.7%Added
Credit Suisse AG10,177$1.07M0.00%−237−2.3%Reduced
Select Equity Group, L.P.9,653$1.01M0.00%−3,019−23.8%Reduced
Bahl & Gaynor Inc9,035$949.3K0.01%+3,902+76.0%Added
Renaissance Technologies LLC8,800$925.0K0.00%−14,200−61.7%Reduced
Motley Fool Asset Management LLC7,931$833.3K0.07%+154+2.0%Added
Dark Forest Capital Management LP7,480$785.9K0.07%+3,873+107.4%Added
SEI Investments Co6,499$683.5K0.00%−528−7.5%Reduced
Stifel Financial Corp6,449$677.6K0.00%+32+0.5%Added
Public Sector Pension Investment Board6,322$664.3K0.00%−2,598−29.1%Reduced
Great West Life Assurance Co6,304$660.0K0.00%+512+8.8%Added
Prudential Financial Inc6,076$638.4K0.00%−226−3.6%Reduced
Victory Capital Management Inc5,896$619.5K0.00%−216−3.5%Reduced
California State Teachers Retirement System5,894$619.3K0.00%−526−8.2%Reduced
Alliancebernstein L.P.5,753$604.5K0.00%−7,630−57.0%Reduced
Cambridge Investment Research Advisors, Inc.5,738$603.0K0.00%−22−0.4%Reduced
Dynamic Technology Lab Private Ltd5,687$598.0K0.06%+2,777+95.4%Added
Millennium Management LLC5,536$581.7K0.00%+1,258+29.4%Added
State of Tennessee, Treasury Department5,433$570.8K0.00%+591+12.2%Added
Marshall Wace, LLP5,276$554.3K0.00%+5,276New
BNP Paribas Arbitrage, SA4,864$511.1K0.00%+238+5.1%Added
Thrivent Financial for Lutherans4,679$492.0K0.00%−128−2.7%Reduced
Daiwa Securities Group Inc.4,603$484.0K0.00%−400−8.0%Reduced
D. E. Shaw & Co., Inc.4,206$441.9K0.00%+1,592+60.9%Added
Texas Permanent School Fund4,125$433.4K0.00%−298−6.7%Reduced
Teton Advisors, Inc.4,000$420.3K0.13%00.0%Unchanged
M&T Bank Corp3,992$419.3K0.00%−150−3.6%Reduced
TownSquare Capital, LLC3,936$413.6K0.01%−14−0.4%Reduced
First Republic Investment Management, Inc.3,773$396.4K0.00%−59−1.5%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys3,420$359.3K0.00%−2,260−39.8%Reduced
The PNC Financial Services Group, Inc.3,352$352.2K0.00%−103−3.0%Reduced
Jump Financial, LLC3,293$346.0K0.01%+1,437+77.4%Added
Illinois Municipal Retirement Fund3,246$341.0K0.01%+3,246New
Jane Street Group, LLC3,216$337.9K0.00%−3,238−50.2%Reduced
State of Alaska, Department of Revenue3,185$334.0K0.00%−122−3.7%Reduced
Tudor Investment Corp Et Al3,170$333.1K0.00%−1,285−28.8%Reduced
Allspring Global Investments Holdings, LLC3,121$327.9K0.00%−568−15.4%Reduced
Deutsche Bank AG2,933$308.2K0.00%+529+22.0%Added
SG Americas Securities, LLC2,928$308.0K0.00%+549+23.1%Added
Voloridge Investment Management, LLC2,853$299.8K0.00%−1,449−33.7%Reduced
American International Group, Inc.2,827$297.0K0.00%+66+2.4%Added
UBS Group AG2,727$286.5K0.00%−3,281−54.6%Reduced
MetLife Investment Management2,668$280.3K0.00%00.0%Unchanged
Louisiana State Employees Retirement System2,600$273.2K0.01%00.0%Unchanged
Price T Rowe Associates Inc2,562$270.0K0.00%+117+4.8%Added
Yousif Capital Management, LLC2,553$268.2K0.00%−165−6.1%Reduced
Barclays PLC2,537$266.6K0.00%−460−15.3%Reduced
Franklin Resources Inc2,471$259.6K0.00%−12−0.5%Reduced
Citigroup Inc2,459$258.4K0.00%−1,598−39.4%Reduced
UBS Asset Management Americas Inc2,315$243.2K0.00%−1,526−39.7%Reduced
Janus Henderson Group PLC2,313$242.6K0.00%+10.0%Added
Amalgamated Bank2,284$240.0K0.00%+36+1.6%Added
New York State Common Retirement Fund2,154$226.3K0.00%+10+0.5%Added
Azzad Asset Management Inc2,131$223.9K0.03%−110−4.9%Reduced
Voya Investment Management LLC2,111$221.8K0.00%+47+2.3%Added
Y-Intercept (Hong Kong) Ltd2,071$217.6K0.02%+2,071New