MLAB · Mesa Laboratories Inc. Common Stock
View on chartInsiders & Stakes
| Gary M. Owens President and CEO | ▲ Buy | Option Exercise | 64,135 Shares held | 10/27/2025 | View profile |
| Schmieder John Bradley Director | ▼ Sell | Open Market | 62,760 Shares held | 9/15/2023 | View profile |
| MESA LABORATORIES INC /CO/ Director | ▲ Buy | Option Exercise | 29,788 Shares held | 6/15/2022 | View profile |
| GUILLEMIN EVAN Director | ▲ Buy | Option Exercise | 29,207 Shares held | 9/1/2022 | View profile |
| John James Sullivan Director | ▲ Buy | Option Exercise | 20,618 Shares held | 8/15/2026 | View profile |
| John Sakys CFO | ▼ Sell | Open Market | 19,785 Shares held | 6/22/2026 | View profile |
| Shiraz Shabanali Ladiwala Director | ▲ Buy | Option Exercise | 12,333 Shares held | 8/15/2026 | View profile |
| R. Tony Tripeny Director | ▲ Buy | Option Exercise | 9,082 Shares held | 8/15/2026 | View profile |
| Jennifer Sadie Alltoft Director | ▲ Buy | Option Exercise | 7,662 Shares held | 8/15/2026 | View profile |
| Kadia Siddhartha President and CEO | ▲ Buy | Open Market | 7,093 Shares held | 8/13/2026 | View profile |
| Shannon Hall Director | ▲ Buy | Option Exercise | 6,973 Shares held | 8/15/2026 | View profile |
| Brian David Archbold SVP Operations | ▼ Sell | Open Market | 6,377 Shares held | 6/22/2026 | View profile |
| Mark Christopher Capone Director | ▲ Buy | Option Exercise | 6,213 Shares held | 8/15/2026 | View profile |
| DINOIA GREGORY SVP Commercial | ▼ Sell | Open Market | 3,634 Shares held | 6/21/2022 | View profile |
| KELLY DAVID M Director | ▼ Sell | Open Market | 2,600 Shares held | 11/8/2021 | View profile |
| Lyndsey Elizabeth Crennen CAO | ▼ Sell | Open Market | 2,020 Shares held | 6/22/2026 | View profile |
Transaction History
| Mark Christopher Capone | ▲ Buy | Option Exercise | 2,784 | $0 | 8/15/2026 |
| Jennifer Sadie Alltoft | ▲ Buy | Option Exercise | 2,784 | $0 | 8/15/2026 |
| Shiraz Shabanali Ladiwala | ▲ Buy | Option Exercise | 3,810 | $0 | 8/15/2026 |
| Shannon Hall | ▲ Buy | Option Exercise | 2,784 | $0 | 8/15/2026 |
| John James Sullivan | ▲ Buy | Option Exercise | 2,784 | $0 | 8/15/2026 |
| R. Tony Tripeny | ▲ Buy | Option Exercise | 2,784 | $0 | 8/15/2026 |
| John James Sullivan | ▼ Sell | Open Market | 7,093 | $800K | 8/13/2026 |
| Kadia Siddhartha | ▲ Buy | Open Market | 7,093 | $800K | 8/13/2026 |
| R. Tony Tripeny | ▲ Buy | Open Market | 900 | $102K | 8/13/2026 |
| Lyndsey Elizabeth Crennen | ▼ Sell | Open Market | 442 | $40K | 6/22/2026 |
| Brian David Archbold | ▼ Sell | Open Market | 2,516 | $225K | 6/22/2026 |
| John Sakys | ▼ Sell | Open Market | 2,827 | $253K | 6/22/2026 |
| Lyndsey Elizabeth Crennen | ▲ Buy | Option Exercise | 125 | $12K | 6/18/2026 |
| Lyndsey Elizabeth Crennen | ▲ Buy | Option Exercise | 233 | $22K | 6/18/2026 |
| Lyndsey Elizabeth Crennen | ▲ Buy | Grant | 263 | $25K | 6/18/2026 |
| Brian David Archbold | ▲ Buy | Option Exercise | 844 | $80K | 6/18/2026 |
| Brian David Archbold | ▲ Buy | Option Exercise | 2,480 | $236K | 6/18/2026 |
| Brian David Archbold | ▲ Buy | Grant | 1,859 | $177K | 6/18/2026 |
| John Sakys | ▲ Buy | Option Exercise | 1,036 | $99K | 6/18/2026 |
| John Sakys | ▲ Buy | Option Exercise | 2,756 | $262K | 6/18/2026 |
| John Sakys | ▲ Buy | Grant | 2,282 | $217K | 6/18/2026 |
| Lyndsey Elizabeth Crennen | ▲ Buy | Option Exercise | 368 | $35K | 6/18/2026 |
| Brian David Archbold | ▼ Sell | Open Market | 1,151 | $117K | 6/16/2026 |
| Lyndsey Elizabeth Crennen | ▼ Sell | Open Market | 118 | $12K | 6/16/2026 |
| John Sakys | ▼ Sell | Open Market | 1,223 | $124K | 6/16/2026 |
| Brian David Archbold | ▲ Buy | Option Exercise | 2,454 | $255K | 6/15/2026 |
| John Sakys | ▲ Buy | Option Exercise | 2,717 | $283K | 6/15/2026 |
| Shiraz Shabanali Ladiwala | ▲ Buy | Open Market | 3,500 | $253K | 3/10/2026 |
| Mark Christopher Capone | ▲ Buy | Open Market | 1,301 | $99K | 3/10/2026 |
| R. Tony Tripeny | ▲ Buy | Open Market | 1,315 | $100K | 3/10/2026 |
| John James Sullivan | ▼ Sell | Gift | 2,000 | $0 | 12/2/2025 |
| Gary M. Owens | ▲ Buy | Option Exercise | 11,558 | $0 | 10/27/2025 |
| Shiraz Shabanali Ladiwala | ▲ Buy | Option Exercise | 1,949 | $0 | 8/15/2025 |
| John James Sullivan | ▲ Buy | Option Exercise | 1,404 | $0 | 8/15/2025 |
| Shannon Hall | ▲ Buy | Option Exercise | 1,404 | $0 | 8/15/2025 |
| R. Tony Tripeny | ▲ Buy | Option Exercise | 1,404 | $0 | 8/15/2025 |
| Mark Christopher Capone | ▲ Buy | Option Exercise | 1,404 | $0 | 8/15/2025 |
| Jennifer Sadie Alltoft | ▲ Buy | Option Exercise | 1,404 | $0 | 8/15/2025 |
| John Sakys | ▲ Buy | Option Exercise | 1,036 | $99K | 6/21/2025 |
| John Sakys | ▼ Sell | Tax Withholding | 454 | $44K | 6/21/2025 |
| Brian David Archbold | ▲ Buy | Option Exercise | 844 | $81K | 6/21/2025 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 385 | $37K | 6/21/2025 |
| Gary M. Owens | ▲ Buy | Option Exercise | 3,301 | $316K | 6/21/2025 |
| Gary M. Owens | ▼ Sell | Tax Withholding | 1,445 | $138K | 6/21/2025 |
| Gary M. Owens | ▲ Buy | Option Exercise | 8,707 | $810K | 6/18/2025 |
| Gary M. Owens | ▼ Sell | Tax Withholding | 3,810 | $354K | 6/18/2025 |
| Brian David Archbold | ▲ Buy | Option Exercise | 2,556 | $238K | 6/18/2025 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 1,166 | $108K | 6/18/2025 |
| John Sakys | ▲ Buy | Option Exercise | 2,840 | $264K | 6/18/2025 |
| John Sakys | ▼ Sell | Tax Withholding | 1,243 | $116K | 6/18/2025 |
| Gary M. Owens | ▼ Sell | Open Market | 1,939 | $188K | 6/16/2025 |
| Brian David Archbold | ▼ Sell | Open Market | 472 | $46K | 6/16/2025 |
| John Sakys | ▼ Sell | Open Market | 642 | $62K | 6/16/2025 |
| Brian David Archbold | ▲ Buy | Option Exercise | 535 | $0 | 6/15/2025 |
| Brian David Archbold | ▲ Buy | Option Exercise | 495 | $0 | 6/15/2025 |
| John Sakys | ▲ Buy | Option Exercise | 793 | $0 | 6/15/2025 |
| Gary M. Owens | ▲ Buy | Option Exercise | 2,324 | $0 | 6/15/2025 |
| Gary M. Owens | ▲ Buy | Option Exercise | 2,102 | $0 | 6/15/2025 |
| Gary M. Owens | ▲ Buy | Option Exercise | 21,000 | $2.6M | 3/19/2025 |
| Gary M. Owens | ▼ Sell | Open Market | 21,000 | $2.6M | 3/19/2025 |
| John James Sullivan | ▼ Sell | Gift | 2,000 | $0 | 11/19/2024 |
| Gary M. Owens | ▼ Sell | Open Market | 2,551 | $286K | 10/29/2024 |
| Gary M. Owens | ▼ Sell | Open Market | 2,518 | $286K | 10/28/2024 |
| Gary M. Owens | ▲ Buy | Grant | 11,559 | $0 | 10/27/2024 |
| Brian David Archbold | ▼ Sell | Open Market | 1,499 | $187K | 9/13/2024 |
| John Sakys | ▼ Sell | Tax Withholding | 454 | $61K | 9/1/2024 |
| Gary M. Owens | ▲ Buy | Option Exercise | 3,301 | $0 | 9/1/2024 |
| Gary M. Owens | ▼ Sell | Tax Withholding | 1,445 | $193K | 9/1/2024 |
| Brian David Archbold | ▲ Buy | Option Exercise | 845 | $0 | 9/1/2024 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 386 | $52K | 9/1/2024 |
| John James Sullivan | ▲ Buy | Option Exercise | 1,074 | $0 | 9/1/2024 |
| R. Tony Tripeny | ▲ Buy | Option Exercise | 1,074 | $0 | 9/1/2024 |
| Jennifer Sadie Alltoft | ▲ Buy | Option Exercise | 1,074 | $0 | 9/1/2024 |
| Shiraz Shabanali Ladiwala | ▲ Buy | Option Exercise | 1,574 | $0 | 9/1/2024 |
| John Sakys | ▲ Buy | Option Exercise | 1,037 | $0 | 9/1/2024 |
| Shannon Hall | ▲ Buy | Option Exercise | 1,074 | $0 | 9/1/2024 |
| Mark Christopher Capone | ▲ Buy | Option Exercise | 724 | $0 | 8/15/2024 |
| Gary M. Owens | ▲ Buy | Option Exercise | 4,959 | $0 | 6/14/2024 |
| Brian David Archbold | ▲ Buy | Option Exercise | 889 | $0 | 6/14/2024 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 407 | $37K | 6/14/2024 |
| John Sakys | ▲ Buy | Option Exercise | 1,304 | $0 | 6/14/2024 |
| John Sakys | ▼ Sell | Tax Withholding | 572 | $52K | 6/14/2024 |
| Brian David Archbold | ▼ Sell | Open Market | 1,500 | $169K | 12/15/2023 |
| John James Sullivan | ▼ Sell | Gift | 200 | $0 | 11/9/2023 |
| John James Sullivan | ▼ Sell | Gift | 2,000 | $0 | 11/9/2023 |
| John James Sullivan | ▼ Sell | Gift | 200 | $0 | 11/9/2023 |
| Schmieder John Bradley | ▼ Sell | Open Market | 1,000 | $124K | 9/15/2023 |
| Schmieder John Bradley | ▼ Sell | Open Market | 3,000 | $369K | 9/14/2023 |
| Schmieder John Bradley | ▼ Sell | Open Market | 3,000 | $370K | 9/13/2023 |
| Gary M. Owens | ▲ Buy | Option Exercise | 2,000 | $273K | 9/1/2023 |
| Gary M. Owens | ▼ Sell | Open Market | 2,000 | $286K | 9/1/2023 |
| R. Tony Tripeny | ▲ Buy | Option Exercise | 1,105 | $0 | 8/15/2023 |
| Shiraz Shabanali Ladiwala | ▲ Buy | Option Exercise | 1,055 | $0 | 8/15/2023 |
| John James Sullivan | ▲ Buy | Option Exercise | 754 | $0 | 8/15/2023 |
| Jennifer Sadie Alltoft | ▲ Buy | Option Exercise | 754 | $0 | 8/15/2023 |
| Shiraz Shabanali Ladiwala | ▲ Buy | Option Exercise | 40 | $0 | 8/15/2023 |
| Schmieder John Bradley | ▲ Buy | Option Exercise | 754 | $0 | 8/15/2023 |
| Shannon Hall | ▲ Buy | Option Exercise | 754 | $0 | 8/15/2023 |
| John James Sullivan | ▲ Buy | Option Exercise | 15 | $0 | 6/16/2023 |
| John James Sullivan | ▼ Sell | Tax Withholding | 6 | $813 | 6/16/2023 |
| Gary M. Owens | ▲ Buy | Option Exercise | 2,820 | $0 | 6/16/2023 |
| Gary M. Owens | ▼ Sell | Tax Withholding | 945 | $128K | 6/16/2023 |
| Brian David Archbold | ▲ Buy | Option Exercise | 612 | $0 | 6/16/2023 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 189 | $26K | 6/16/2023 |
| John Sakys | ▲ Buy | Option Exercise | 848 | $0 | 6/16/2023 |
| Schmieder John Bradley | ▲ Buy | Option Exercise | 30 | $0 | 6/15/2023 |
| Gary M. Owens | ▲ Buy | Option Exercise | 2,823 | $0 | 6/15/2023 |
| Gary M. Owens | ▼ Sell | Tax Withholding | 1,237 | $166K | 6/15/2023 |
| Brian David Archbold | ▲ Buy | Option Exercise | 614 | $0 | 6/15/2023 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 283 | $38K | 6/15/2023 |
| John Sakys | ▲ Buy | Option Exercise | 848 | $0 | 6/15/2023 |
| John Sakys | ▼ Sell | Tax Withholding | 373 | $50K | 6/15/2023 |
| John James Sullivan | ▲ Buy | Option Exercise | 15 | $0 | 6/15/2023 |
| John James Sullivan | ▼ Sell | Tax Withholding | 6 | $807 | 6/15/2023 |
| John Sakys | ▼ Sell | Tax Withholding | 288 | $39K | 6/15/2023 |
| John Sakys | ▲ Buy | Option Exercise | 1,000 | $123K | 3/24/2023 |
| John Sakys | ▲ Buy | Option Exercise | 1,128 | $58K | 3/24/2023 |
| John Sakys | ▼ Sell | Open Market | 1,000 | $167K | 3/24/2023 |
| John Sakys | ▼ Sell | Open Market | 1,128 | $188K | 3/24/2023 |
| John Sakys | ▲ Buy | Option Exercise | 2,500 | $307K | 3/22/2023 |
| John Sakys | ▼ Sell | Open Market | 2,500 | $429K | 3/22/2023 |
| John Sakys | ▲ Buy | Option Exercise | 1,000 | $71K | 3/15/2023 |
| John Sakys | ▼ Sell | Open Market | 1,000 | $166K | 3/15/2023 |
| John Sakys | ▲ Buy | Option Exercise | 400 | $28K | 3/9/2023 |
| John Sakys | ▼ Sell | Open Market | 400 | $68K | 3/9/2023 |
| John Sakys | ▼ Sell | Open Market | 1,000 | $184K | 2/9/2023 |
| John Sakys | ▲ Buy | Option Exercise | 1,000 | $52K | 2/9/2023 |
| John James Sullivan | ▼ Sell | Gift | 14,580 | $0 | 2/2/2023 |
| John James Sullivan | ▼ Sell | Gift | 14,580 | $0 | 2/2/2023 |
| John Sakys | ▲ Buy | Option Exercise | 2,100 | $148K | 1/23/2023 |
| John Sakys | ▼ Sell | Open Market | 2,100 | $441K | 1/23/2023 |
| Schmieder John Bradley | ▼ Sell | Other | 571 | $41K | 1/13/2023 |
| Schmieder John Bradley | ▼ Sell | Open Market | 1,571 | $301K | 1/13/2023 |
| Shannon Hall | ▼ Sell | Open Market | 230 | $40K | 12/8/2022 |
| John James Sullivan | ▼ Sell | Gift | 1,425 | $0 | 11/28/2022 |
| Schmieder John Bradley | ▼ Sell | Open Market | 2,500 | $439K | 11/11/2022 |
| John Sakys | ▲ Buy | Option Exercise | 1,303 | $0 | 9/1/2022 |
| John Sakys | ▲ Buy | Option Exercise | 514 | $0 | 9/1/2022 |
| John Sakys | ▼ Sell | Tax Withholding | 799 | $143K | 9/1/2022 |
| Gary M. Owens | ▲ Buy | Option Exercise | 4,025 | $0 | 9/1/2022 |
| Gary M. Owens | ▲ Buy | Option Exercise | 1,643 | $0 | 9/1/2022 |
| Gary M. Owens | ▼ Sell | Tax Withholding | 722 | $129K | 9/1/2022 |
| Brian David Archbold | ▲ Buy | Option Exercise | 546 | $0 | 9/1/2022 |
| Brian David Archbold | ▲ Buy | Option Exercise | 357 | $0 | 9/1/2022 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 412 | $74K | 9/1/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 787 | $0 | 9/1/2022 |
| Schmieder John Bradley | ▲ Buy | Option Exercise | 431 | $0 | 9/1/2022 |
| Shannon Hall | ▲ Buy | Option Exercise | 431 | $0 | 9/1/2022 |
| GUILLEMIN EVAN | ▲ Buy | Option Exercise | 431 | $0 | 9/1/2022 |
| Jennifer Sadie Alltoft | ▲ Buy | Option Exercise | 431 | $0 | 9/1/2022 |
| GUILLEMIN EVAN | ▲ Buy | Option Exercise | 1,320 | $93K | 8/18/2022 |
| GUILLEMIN EVAN | ▲ Buy | Option Exercise | 1,000 | $123K | 8/18/2022 |
| GUILLEMIN EVAN | ▲ Buy | Option Exercise | 360 | $51K | 8/18/2022 |
| GUILLEMIN EVAN | ▼ Sell | Open Market | 3,692 | $724K | 8/18/2022 |
| John Sakys | ▲ Buy | Option Exercise | 1,372 | $97K | 8/16/2022 |
| John Sakys | ▼ Sell | Open Market | 1,372 | $275K | 8/16/2022 |
| John Sakys | ▲ Buy | Option Exercise | 628 | $44K | 8/15/2022 |
| Shiraz Shabanali Ladiwala | ▲ Buy | Option Exercise | 405 | $0 | 8/15/2022 |
| John Sakys | ▼ Sell | Open Market | 628 | $126K | 8/15/2022 |
| R. Tony Tripeny | ▲ Buy | Open Market | 500 | $100K | 8/9/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 3,576 | $252K | 7/5/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 15,000 | $1.8M | 7/5/2022 |
| Gary M. Owens | ▼ Sell | Open Market | 1,756 | $331K | 6/21/2022 |
| Brian David Archbold | ▼ Sell | Open Market | 392 | $74K | 6/21/2022 |
| DINOIA GREGORY | ▲ Buy | Grant | 1,278 | $0 | 6/21/2022 |
| DINOIA GREGORY | ▼ Sell | Open Market | 555 | $104K | 6/21/2022 |
| John Sakys | ▼ Sell | Open Market | 722 | $136K | 6/21/2022 |
| Gary M. Owens | ▲ Buy | Grant | 4,055 | $0 | 6/21/2022 |
| John Sakys | ▲ Buy | Grant | 1,667 | $0 | 6/21/2022 |
| Brian David Archbold | ▲ Buy | Grant | 868 | $0 | 6/21/2022 |
| Gary M. Owens | ▲ Buy | Option Exercise | 1,685 | $0 | 6/17/2022 |
| Gary M. Owens | ▼ Sell | Tax Withholding | 740 | $137K | 6/17/2022 |
| Brian David Archbold | ▲ Buy | Option Exercise | 338 | $0 | 6/17/2022 |
| Brian David Archbold | ▼ Sell | Tax Withholding | 155 | $29K | 6/17/2022 |
| DINOIA GREGORY | ▲ Buy | Option Exercise | 391 | $0 | 6/17/2022 |
| DINOIA GREGORY | ▼ Sell | Tax Withholding | 173 | $32K | 6/17/2022 |
| John Sakys | ▲ Buy | Option Exercise | 392 | $0 | 6/17/2022 |
| John Sakys | ▼ Sell | Tax Withholding | 173 | $32K | 6/17/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 30 | $0 | 6/15/2022 |
| John James Sullivan | ▼ Sell | Tax Withholding | 14 | $3K | 6/15/2022 |
| GUILLEMIN EVAN | ▲ Buy | Option Exercise | 30 | $0 | 6/15/2022 |
| MESA LABORATORIES INC /CO/ | ▲ Buy | Option Exercise | 30 | $0 | 6/15/2022 |
| Schmieder John Bradley | ▲ Buy | Option Exercise | 30 | $0 | 6/15/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 1,001 | $71K | 6/9/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 5,192 | $366K | 6/7/2022 |
| John James Sullivan | ▼ Sell | Open Market | 5,192 | $1.1M | 6/7/2022 |
| John Sakys | ▲ Buy | Option Exercise | 72 | $4K | 4/20/2022 |
| John Sakys | ▼ Sell | Open Market | 72 | $18K | 4/20/2022 |
| John Sakys | ▼ Sell | Open Market | 670 | $168K | 3/24/2022 |
| John Sakys | ▲ Buy | Option Exercise | 1,600 | $83K | 3/23/2022 |
| John Sakys | ▼ Sell | Open Market | 930 | $234K | 3/23/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 1,000 | $71K | 2/17/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 746 | $53K | 2/15/2022 |
| John James Sullivan | ▼ Sell | Open Market | 5,192 | $1.3M | 2/15/2022 |
| John James Sullivan | ▲ Buy | Option Exercise | 4,446 | $435K | 2/15/2022 |
| Schmieder John Bradley | ▼ Sell | Open Market | 1,000 | $328K | 1/3/2022 |
| Schmieder John Bradley | ▲ Buy | Option Exercise | 1,000 | $98K | 1/3/2022 |
| Schmieder John Bradley | ▼ Sell | Other | 19,360 | $0 | 12/16/2021 |
| Brian David Archbold | ▲ Buy | Option Exercise | 532 | $108K | 12/14/2021 |
| Brian David Archbold | ▲ Buy | Option Exercise | 210 | $30K | 12/14/2021 |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 10, 2026
MLAB Declares Quarterly Dividend
MLAB announced it will pay a quarterly dividend, adding a new source of income for shareholders. The dividend yield is 0.70%, which is modest compared to the company's high valuation. The move comes as the stock trades near its 12‑month support level of $99.48.
MLAB Declares Quarterly Dividend. MLAB announced it will pay a quarterly dividend, adding a new source of income for shareholders. The dividend yield is 0.70%, which is modest compared to the company's high valuation. The move comes as the stock trades near its 12‑month support level of $99.48.