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, Q1 2025
Institutional positions in Mesa Laboratories Inc as of Mar 31, 2025. 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
- 151
- −3 vs. Q4 2024
- Shares held
- 5.17M
- +78.2K (+1.5%) vs. Q4 2024
- Total value
- $613.4M
- −$57.9M (−8.6%) vs. Q4 2024
- New holders
- 18
- 54 more added
- Sold out
- 21
- 52 more reduced
3 institutions that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 159 | $500.8M |
| Q1 2026 | 161 | $426.6M |
| Q4 2025 | 159 | $372.5M |
| Q3 2025 | 141 | $334.0M |
| Q2 2025 | 155 | $489.1M |
| Q1 2025 | 151 | $613.4M |
| Q4 2024 | 157 | $673.0M |
| Q3 2024 | 166 | $633.6M |
| Q2 2024 | 155 | $424.4M |
| Q1 2024 | 155 | $534.3M |
| Q4 2023 | 158 | $507.5M |
| Q3 2023 | 154 | $515.1M |
| Q2 2023 | 161 | $630.0M |
| Q1 2023 | 160 | $877.7M |
| Q4 2022 | 160 | $846.5M |
| Q3 2022 | 164 | $680.9M |
| Q2 2022 | 175 | $1.00B |
| Q1 2022 | 175 | $1.24B |
| Q4 2021 | 178 | $1.57B |
| Q3 2021 | 172 | $1.44B |
| Q2 2021 | 159 | $1.28B |
| Q1 2021 | 173 | $1.12B |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Mesa Laboratories Inc; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 827,616 | $98.2M | 0.00% | −16,748−2.0% | Reduced |
| Conestoga Capital Advisors, LLC | 571,358 | $67.8M | 1.02% | −1,679−0.3% | Reduced |
| Vanguard Group Inc | 384,613 | $45.6M | 0.00% | +1,757+0.5% | Added |
| Royce & Associates LP | 271,118 | $32.2M | 0.35% | −16,089−5.6% | Reduced |
| Raymond James Financial Inc | 264,013 | $31.3M | 0.01% | +16,218+6.5% | Added |
| Ranger Investment Management, L.P. | 230,988 | $27.4M | 1.96% | −2,567−1.1% | Reduced |
| State Street Corp | 219,543 | $26.1M | 0.00% | −5,358−2.4% | Reduced |
| Morgan Stanley | 216,290 | $25.7M | 0.00% | −24,236−10.1% | Reduced |
| Geneva Capital Management LLC | 189,312 | $22.5M | 0.42% | +299+0.2% | Added |
| Ameriprise Financial Inc | 166,768 | $19.8M | 0.01% | +14,906+9.8% | Added |
| Glenmede Trust Co NA | 146,544 | $17.4M | 0.09% | −5,303−3.5% | Reduced |
| Geode Capital Management, LLC | 137,516 | $16.3M | 0.00% | +13,070+10.5% | Added |
| Kennedy Capital Management, Inc. | 113,271 | $13.4M | 0.32% | +38,665+51.8% | Added |
| Dimensional Fund Advisors LP | 111,247 | $13.2M | 0.00% | −2,603−2.3% | Reduced |
| Russell Investments Group, Ltd. | 87,056 | $10.3M | 0.01% | +18,986+27.9% | Added |
| Northern Trust Corp | 82,444 | $9.78M | 0.00% | −11,345−12.1% | Reduced |
| Janus Henderson Group PLC | 80,744 | $9.65M | 0.01% | −5,542−6.4% | Reduced |
| Select Equity Group, L.P. | 73,897 | $8.77M | 0.04% | +60,186+439.0% | Added |
| Bank of America Corp | 67,307 | $7.99M | 0.00% | −1,167−1.7% | Reduced |
| Charles Schwab Investment Management Inc | 65,464 | $7.77M | 0.00% | +2,875+4.6% | Added |
| Bank of New York Mellon Corp | 54,767 | $6.50M | 0.00% | +1,463+2.7% | Added |
| Comerica Bank | 44,285 | $5.25M | 0.02% | +1,866+4.4% | Added |
| Principal Financial Group Inc | 43,659 | $5.18M | 0.00% | +5,300+13.8% | Added |
| Meros Investment Management, LP | 31,964 | $3.79M | 2.23% | −8,299−20.6% | Reduced |
| Royal Bank of Canada | 30,772 | $3.65M | 0.00% | +353+1.2% | Added |
| Wells Fargo & Company | 30,019 | $3.56M | 0.00% | +716+2.4% | Added |
| Diamond Hill Capital Management Inc | 29,458 | $3.50M | 0.02% | +2,824+10.6% | Added |
| BBR Partners, LLC | 27,595 | $3.27M | 0.23% | +27,595 | New |
| UBS Group AG | 27,387 | $3.25M | 0.00% | +7,635+38.7% | Added |
| Rice Hall James & Associates, LLC | 27,375 | $3.25M | 0.19% | −293−1.1% | Reduced |
| Crawford Investment Counsel Inc | 26,200 | $3.11M | 0.06% | +26,200 | New |
| Segall Bryant & Hamill, LLC | 20,010 | $2.37M | 0.04% | −447−2.2% | Reduced |
| UBS Asset Management Americas Inc | 19,977 | $2.37M | 0.00% | +685+3.6% | Added |
| King Luther Capital Management Corp | 19,921 | $2.36M | 0.01% | 00.0% | Unchanged |
| Nuveen, LLC | 19,424 | $2.30M | 0.00% | +19,424 | New |
| Envestnet Asset Management Inc | 19,058 | $2.26M | 0.00% | +1,463+8.3% | Added |
| Invesco Ltd. | 17,929 | $2.13M | 0.00% | −578−3.1% | Reduced |
| Public Sector Pension Investment Board | 17,256 | $2.05M | 0.01% | +3,679+27.1% | Added |
| Keeley-Teton Advisors, LLC | 15,678 | $1.86M | 0.23% | −6,319−28.7% | Reduced |
| Goldman Sachs Group Inc | 15,334 | $1.82M | 0.00% | −14,601−48.8% | Reduced |
| Legal & General Group Plc | 13,911 | $1.65M | 0.00% | −376−2.6% | Reduced |
| Public Employees Retirement System of Ohio | 13,722 | $1.63M | 0.01% | −3,149−18.7% | Reduced |
| Rhumbline Advisers | 13,628 | $1.62M | 0.00% | +570+4.4% | Added |
| American Century Companies Inc | 13,237 | $1.57M | 0.00% | +3,793+40.2% | Added |
| Herald Investment Management Ltd | 12,500 | $1.48M | 0.28% | +5,083+68.5% | Added |
| Lazard Asset Management LLC | 11,360 | $1.35M | 0.00% | −1,029−8.3% | Reduced |
| Swiss National Bank | 10,602 | $1.26M | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 8,859 | $1.05M | 0.00% | +1,028+13.1% | Added |
| Victory Capital Management Inc | 8,706 | $1.03M | 0.00% | −130−1.5% | Reduced |
| Renaissance Technologies LLC | 8,200 | $973.0K | 0.00% | +700+9.3% | Added |
| AQR Capital Management LLC | 8,156 | $967.8K | 0.00% | −2,729−25.1% | Reduced |
| Creative Planning | 7,785 | $923.8K | 0.00% | +2,144+38.0% | Added |
| Susquehanna International Group, LLP | 7,091 | $841.4K | 0.00% | +4,594+184.0% | Added |
| Jane Street Group, LLC | 7,019 | $832.9K | 0.00% | −27,380−79.6% | Reduced |
| LPL Financial LLC | 6,982 | $828.5K | 0.00% | +4+0.1% | Added |
| Great West Life Assurance Co | 6,927 | $823.0K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 6,698 | $794.8K | 0.00% | −2,564−27.7% | Reduced |
| Citadel Advisors LLC | 6,082 | $721.7K | 0.00% | −735−10.8% | Reduced |
| Alliancebernstein L.P. | 5,660 | $671.6K | 0.00% | +76+1.4% | Added |
| Prudential Financial Inc | 5,528 | $656.0K | 0.00% | +60+1.1% | Added |
| SEI Investments Co | 5,416 | $642.8K | 0.00% | +5+0.1% | Added |
| Mackenzie Financial Corp | 5,247 | $622.6K | 0.00% | −2,290−30.4% | Reduced |
| JPMorgan Chase & Co | 5,058 | $600.2K | 0.00% | +55+1.1% | Added |
| California State Teachers Retirement System | 5,041 | $598.2K | 0.00% | 00.0% | Unchanged |
| Man Group plc | 5,010 | $594.5K | 0.00% | +5,010 | New |
| RSM US Wealth Management LLC | 4,887 | $579.9K | 0.01% | −165−3.3% | Reduced |
| Deutsche Bank AG | 4,703 | $558.1K | 0.00% | −444−8.6% | Reduced |
| Boston Partners | 4,663 | $553.3K | 0.00% | +36+0.8% | Added |
| Kings Path Partners LLC | 4,161 | $493.7K | 0.24% | −2,615−38.6% | Reduced |
| Thrivent Financial for Lutherans | 3,991 | $474.0K | 0.00% | −207−4.9% | Reduced |
| Qube Research & Technologies Ltd | 3,708 | $440.0K | 0.00% | +3,708 | New |
| Price T Rowe Associates Inc | 3,589 | $426.0K | 0.00% | +120+3.5% | Added |
| State of Tennessee, Treasury Department | 3,506 | $416.0K | 0.00% | 00.0% | Unchanged |
| Stifel Financial Corp | 3,390 | $402.3K | 0.00% | +99+3.0% | Added |
| Franklin Resources Inc | 3,294 | $390.9K | 0.00% | +3+0.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 3,068 | $364.0K | 0.00% | +143+4.9% | Added |
| Illinois Municipal Retirement Fund | 3,060 | $363.1K | 0.01% | +3,060 | New |
| Los Angeles Capital Management LLC | 3,024 | $358.8K | 0.00% | −370−10.9% | Reduced |
| State of Alaska, Department of Revenue | 3,011 | $357.0K | 0.00% | −58−1.9% | Reduced |
| FMR LLC | 2,897 | $343.8K | 0.00% | +1,520+110.4% | Added |
| Intech Investment Management LLC | 2,894 | $343.4K | 0.00% | +914+46.2% | Added |
| MetLife Investment Management | 2,888 | $342.7K | 0.00% | −68−2.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 2,820 | $334.6K | 0.00% | +2,820 | New |
| Wiley Bros.-Aintree Capital, LLC | 2,714 | $324.5K | 0.00% | +2,714 | New |
| Corebridge Financial, Inc. | 2,700 | $320.4K | 0.00% | −53−1.9% | Reduced |
| Louisiana State Employees Retirement System | 2,600 | $308.5K | 0.01% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 2,461 | $292.0K | 0.00% | +388+18.7% | Added |
| Gsa Capital Partners LLP | 2,347 | $278.0K | 0.03% | −626−21.1% | Reduced |
| Cambridge Investment Research Advisors, Inc. | 2,296 | $272.0K | 0.00% | −119−4.9% | Reduced |
| State Board of Administration of Florida Retirement System | 2,190 | $259.9K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 2,143 | $254.3K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 2,100 | $249.2K | 0.00% | +2,100 | New |
| Yousif Capital Management, LLC | 2,061 | $244.6K | 0.00% | −26−1.2% | Reduced |
| Avantax Advisory Services, Inc. | 2,036 | $241.6K | 0.00% | +373+22.4% | Added |
| Manufacturers Life Insurance Company, The | 1,879 | $223.0K | 0.00% | −57−2.9% | Reduced |
| Smartleaf Asset Management LLC | 1,792 | $214.3K | 0.02% | −52−2.8% | Reduced |
| Teachers Retirement System of the State of Kentucky | 1,613 | $191.0K | 0.00% | 00.0% | Unchanged |
| Pacer Advisors, Inc. | 1,572 | $186.5K | 0.00% | −183−10.4% | Reduced |
| Amalgamated Bank | 1,551 | $184.0K | 0.00% | −37−2.3% | Reduced |
| US Bancorp | 1,323 | $157.0K | 0.00% | +431+48.3% | Added |