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, Q2 2026
Institutional positions in Mesa Laboratories Inc as of Jun 30, 2026. 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
- 159
- +2 vs. Q1 2026
- Shares held
- 5.03M
- +281.7K (+5.9%) vs. Q1 2026
- Total value
- $500.8M
- +$81.1M (+19.3%) vs. Q1 2026
- New holders
- 20
- 73 more added
- Sold out
- 18
- 38 more reduced
4 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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, Q2 2026
Shares, value and share of portfolio for each institution holding Mesa Laboratories Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Global Advisers, LLC | 1,992 | $198.3K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 1,806 | $179.8K | 0.00% | +475+35.7% | Added |
| SRS Capital Advisors, Inc. | 1,455 | $144.8K | 0.00% | +725+99.3% | Added |
| US Bancorp | 1,221 | $121.5K | 0.00% | −240−16.4% | Reduced |
| Public Employees Retirement Association of Colorado | 1,181 | $118.0K | 0.00% | 00.0% | Unchanged |
| Smartleaf Asset Management LLC | 1,143 | $113.8K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 989 | $98.5K | 0.00% | −179−15.3% | Reduced |
| Asset Dedication, LLC | 830 | $82.6K | 0.01% | 00.0% | Unchanged |
| Barclays PLC | 829 | $82.5K | 0.00% | −173−17.3% | Reduced |
| Geneos Wealth Management Inc. | 728 | $72.5K | 0.00% | 00.0% | Unchanged |
| Huntington National Bank | 560 | $55.7K | 0.00% | −114−16.9% | Reduced |
| Allworth Financial LP | 523 | $52.1K | 0.00% | +274+110.0% | Added |
| Legal & General Group Plc | 520 | $51.8K | 0.00% | +51+10.9% | Added |
| Ameritas Investment Partners, Inc. | 509 | $50.7K | 0.00% | 00.0% | Unchanged |
| Rocky Mountain Advisers, LLC | 500 | $49.8K | 0.01% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 412 | $41.0K | 0.00% | −57−12.2% | Reduced |
| Tower Research Capital LLC (TRC) | 385 | $38.3K | 0.00% | −96−20.0% | Reduced |
| The PNC Financial Services Group, Inc. | 298 | $29.7K | 0.00% | +44+17.3% | Added |
| State of Alaska, Department of Revenue | 278 | $27.0K | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 259 | $25.8K | 0.00% | +259 | New |
| Rockefeller Capital Management L.P. | 234 | $23.4K | 0.00% | +102+77.3% | Added |
| Hilltop National Bank | 200 | $19.9K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 198 | $19.7K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 171 | $17.0K | 0.00% | +54+46.2% | Added |
| Versant Capital Management, Inc | 139 | $13.8K | 0.00% | +9+6.9% | Added |
| Steward Partners Investment Advisory, LLC | 137 | $13.6K | 0.00% | +20+17.1% | Added |
| Rothschild Investment LLC | 126 | $12.5K | 0.00% | +17+15.6% | Added |
| Millstone Evans Group, LLC | 120 | $11.9K | 0.01% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 119 | $11.8K | 0.00% | −30−20.1% | Reduced |
| Bessemer Group Inc | 105 | $10.0K | 0.00% | +63+150.0% | Added |
| Covestor Ltd | 98 | $9.00K | 0.01% | −17−14.8% | Reduced |
| Harbour Investments, Inc. | 83 | $8.22K | 0.00% | +1+1.2% | Added |
| California State Teachers Retirement System | 74 | $7.37K | 0.00% | −210−73.9% | Reduced |
| Essential Partners LLC | 74 | $7.37K | 0.00% | −50−40.3% | Reduced |
| Quantbot Technologies LP | 64 | $6.37K | 0.00% | −345−84.4% | Reduced |
| Hantz Financial Services, Inc. | 49 | $5.00K | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 40 | $3.98K | 0.00% | +16+66.7% | Added |
| Advisor Group Holdings, Inc. | 39 | $3.89K | 0.00% | +25+178.6% | Added |
| Fifth Third Bancorp | 30 | $2.99K | 0.00% | +26+650.0% | Added |
| Optiver Holding B.V. | 29 | $2.89K | 0.00% | −3−9.4% | Reduced |
| Parallel Advisors, LLC | 27 | $2.69K | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 23 | $2.29K | 0.00% | +3+15.0% | Added |
| Basecamp Wealth Advisors LLC | 23 | $2.29K | 0.00% | +18+360.0% | Added |
| Wealth Enhancement Trust Services, Inc. | 20 | $1.99K | 0.00% | +20 | New |
| Sterling Capital Management LLC | 19 | $1.89K | 0.00% | −15−44.1% | Reduced |
| Quarry LP | 19 | $1.89K | 0.00% | +19 | New |
| Larson Financial Group LLC | 17 | $1.69K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 15 | $1.49K | 0.00% | +7+87.5% | Added |
| Clearstead Advisors, LLC | 13 | $1.29K | 0.00% | +13 | New |
| Jones Financial Companies LLLP | 11 | $1.13K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 10 | $996 | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 10 | $996 | 0.00% | 00.0% | Unchanged |
| Cornerstone Financial Management LLC | 7 | $697 | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 6 | $597 | 0.00% | 00.0% | Unchanged |
| Salomon & Ludwin, LLC | 4 | $418 | 0.00% | 00.0% | Unchanged |
| JPL Wealth Management, LLC | 4 | $399 | 0.00% | +2+100.0% | Added |
| Gilpin Wealth Management, LLC | 1 | $100 | 0.00% | 00.0% | Unchanged |
| Transamerica Financial Advisors, Inc. | 1 | $99 | 0.00% | 00.0% | Unchanged |
| Bruce G. Allen Investments, LLC | 1 | $52 | 0.00% | 00.0% | Unchanged |
| Select Equity Group, L.P. | 0 | $0 | 0.00% | −235,885−100.0% | Sold out |
| Roubaix Capital, LLC | 0 | $0 | 0.00% | −72,115−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −20,328−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −18,661−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −13,722−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −9,517−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −6,874−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −4,078−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −3,863−100.0% | Sold out |
| EntryPoint Capital, LLC | 0 | $0 | 0.00% | −3,469−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −3,187−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −2,667−100.0% | Sold out |
| MAI Capital Management | 0 | $0 | 0.00% | −198−100.0% | Sold out |
| Root Financial Partners, LLC | 0 | $0 | 0.00% | −74−100.0% | Sold out |
| Sound Income Strategies, LLC | 0 | $0 | 0.00% | −40−100.0% | Sold out |
| Wealth Preservation Advisors, LLC | 0 | $0 | 0.00% | −25−100.0% | Sold out |
| Quadrant Capital Group LLC | 0 | $0 | 0.00% | −5−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −4−100.0% | Sold out |
| Janus Henderson Group PLC | – | – | – | – | Not filed |
| CWM, LLC | – | – | – | – | Not filed |
| Skopos Labs, Inc. | – | – | – | – | Not filed |
| Sunbelt Securities, Inc. | – | – | – | – | Not filed |