MESA LABORATORIES INC /CO/
MLAB
29 insider filings · Latest: Sep 9, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Jun 16, 2025 | Jun 16 7:47 PM | Owens Gary M | Proposed Sale | 1,939 | $97.12 | $188.3K | — | View → |
| Jun 16, 2025 | Jun 16 7:40 PM | Sakys John | Proposed Sale | 642 | $97.12 | $62.3K | — | View → |
| Mar 19, 2025 | Mar 19 8:12 PM | Owens Gary M | Proposed Sale | 21,000 | $123.91 | $2.6M | — | View → |
| Oct 29, 2024 | Oct 29 7:47 PM | Owens Gary M | Proposed Sale | 2,551 | $111.98 | $285.7K | — | View → |
| Oct 28, 2024 | Oct 28 7:12 PM | Owens Gary M | Proposed Sale | 2,518 | $113.62 | $286.1K | — | View → |
| Sep 13, 2024 | Sep 13 8:35 PM | Archbold Brian David | Proposed Sale | 1,499 | $125.00 | $187.4K | — | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Sep 9, 2026 | Sep 11 6:13 PM | Mark Christopher CaponeDirector | Grant/Award | 2,423 | — | 2,423(D) | View → |
| Sep 9, 2026 | Sep 11 6:09 PM | Shiraz Shabanali LadiwalaDirector | Grant/Award | 2,510 | — | 2,510(D) | View → |
| Sep 9, 2009 | Sep 11 6:02 PM | Jennifer Sadie AlltoftDirector | Grant/Award | 1,774 | — | 1,774(D) | View → |
| Sep 9, 2026 | Sep 11 5:57 PM | Shannon HallDirector | Grant/Award | 1,774 | — | 1,774(D) | View → |
| Sep 9, 2026 | Sep 11 5:42 PM | John James SullivanDirector | Grant/Award | 1,774 | — | 1,774(D) | View → |
| Sep 9, 2026 | Sep 11 5:34 PM | Tony R TripenyDirector | Grant/Award | 1,774 | — | 1,774(D) | View → |
| Aug 15, 2026 | Aug 17 11:40 PM | Mark Christopher CaponeDirector | Option Exercise | 2,784 | — | 0(D) | View → |
| Aug 15, 2026 | Aug 17 11:32 PM | Jennifer Sadie AlltoftDirector | Option Exercise | 2,784 | — | 0(D) | View → |
| Aug 15, 2026 | Aug 17 9:55 PM | Shiraz Shabanali LadiwalaDirector | Option Exercise | 3,810 | — | 0(D) | View → |
| Aug 15, 2026 | Aug 17 9:46 PM | Shannon HallDirector | Option Exercise | 2,784 | — | 0(D) | View → |
| Aug 15, 2026 | Aug 17 9:30 PM | Tony R TripenyDirector | Option Exercise | 2,784 | — | 0(D) | View → |
| Aug 15, 2026 | Aug 17 9:01 PM | John James SullivanDirector | Option Exercise | 2,784 | — | 0(D) | View → |
| Jun 18, 2026 | Jun 23 5:34 PM | Lyndsey Elizabeth CrennenCAO | Option Exercise | 726 | — | 367(D) | View → |
| Jun 18, 2026 | Jun 23 5:02 PM | Brian David ArchboldSVP Operations | Option Exercise | 3,324 | — | 2,480(D) | View → |
| Jun 18, 2026 | Jun 23 4:23 PM | John SakysCFO | Option Exercise | 3,792 | — | 2,755(D) | View → |
| Jun 15, 2026 | Jun 16 6:44 PM | Brian David ArchboldSVP Operations | Grant/Award | 4,328 | — | 4,328(D) | View → |
| Jun 15, 2026 | Jun 16 6:44 PM | Brian David ArchboldSVP Operations | Option Exercise | 2,454 | — | 4,892(D) | View → |
| Jun 15, 2026 | Jun 16 6:44 PM | Brian David ArchboldSVP Operations | E | 1,780 | $226.72 | 11,852(D) | View → |
| Jun 15, 2026 | Jun 16 6:15 PM | John SakysCFO | Grant/Award | 8,416 | — | 8,416(D) | View → |
| Jun 15, 2026 | Jun 16 6:15 PM | John SakysCFO | Option Exercise | 2,717 | — | 5,416(D) | View → |
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