Mesa Laboratories, Inc.SEC Filings
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All SEC filings by Mesa Laboratories, Inc. (MLAB) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.
Financials
| 10-Q | Quarterly report | View Diff | Aug 10, 2026 | |
| 10-K | Annual report | View Diff | Jun 2, 2026 | |
| 10-Q | Quarterly report | View Diff | Feb 3, 2026 | |
| 10-Q | Quarterly report | View Diff | Nov 6, 2025 | |
| 10-Q | Quarterly report | View Diff | Aug 5, 2025 | |
| 10-K | Annual report | View Diff | May 28, 2025 | |
| 10-Q | Quarterly report | View Diff | Feb 4, 2025 | |
| 10-Q | Quarterly report | View Diff | Nov 7, 2024 | |
| 10-Q | Quarterly report | View Diff | Aug 5, 2024 | |
| 10-K | Annual report | View Diff | Jun 28, 2024 |
Events
| 8-K | Mesa Labs Announces First Quarter Results | Aug 10, 2026 | ||
| 8-K | Current report | Jul 30, 2026 | ||
| 8-K | Current report | Jun 15, 2026 | ||
| 8-K | Mesa Labs Announces Fourth Quarter and Fiscal Year 2026 Results | May 27, 2026 | ||
| 8-K | Departure of Directors or Certain Officers | Mar 23, 2026 | ||
| 8-K | Mesa Laboratories Announces Ceo Transition and Appointment of Siddhartha Kadia as President and Ceo | Mar 9, 2026 | ||
| 8-K | Mesa Labs Announces Third Quarter Results | Feb 3, 2026 | ||
| 8-K | Mesa Labs Announces Second Quarter Results | Nov 6, 2025 | ||
| 8-K | Submission of Matters to a Vote of Security Holders | Aug 25, 2025 | ||
| 8-K | Mesa Laboratories Executes Previously-Announced Strategic Financing Plan | Aug 18, 2025 |
Registrations and Prospectuses
| S-8 | Registration of securities for employees | Jun 3, 2026 | ||
| S-8 | Registration of securities for employees | Aug 30, 2023 | ||
| 424B5 | Prospectus supplement for primary offering | Apr 5, 2022 | ||
| S-3ASR | Automatic shelf registration | Apr 5, 2022 | ||
| S-8 | Registration of securities for employees | Aug 30, 2021 | ||
| 424B5 | Prospectus supplement for primary offering | Jun 10, 2020 | ||
| 424B5 | Prospectus supplement for primary offering | Jun 8, 2020 | ||
| 424B5 | Prospectus supplement for primary offering | Aug 8, 2019 | ||
| 424B5 | Prospectus supplement for primary offering | Aug 8, 2019 | ||
| FWP | Free writing prospectus | Aug 8, 2019 |
Proxies
| DEF 14A | Definitive proxy | View Diff | Jul 22, 2026 | |
| DEF 14A | Definitive proxy | View Diff | Jul 11, 2025 | |
| DEF 14A | Definitive proxy | View Diff | Jul 19, 2024 | |
| PX14A6G | Letter to shareholders | Jul 28, 2023 | ||
| DEF 14A | Definitive proxy | View Diff | Jul 14, 2023 | |
| PRE 14A | Preliminary proxy | Jul 3, 2023 | ||
| DEFA14A | Additional proxy soliciting materials | Aug 23, 2022 | ||
| DEFA14A | Additional proxy soliciting materials | Aug 19, 2022 | ||
| DEF 14A | Definitive proxy | View Diff | Jul 14, 2022 | |
| DEF 14A | Definitive proxy | View Diff | Jul 16, 2021 |
Other
| UPLOAD | Letter from SEC | Apr 2, 2024 | ||
| CORRESP | Correspondence with SEC | Mar 25, 2024 | ||
| UPLOAD | Letter from SEC | Mar 20, 2024 | ||
| CORRESP | Correspondence with SEC | Mar 15, 2024 | ||
| UPLOAD | Letter from SEC | Mar 6, 2024 | ||
| SD | Conflict minerals disclosure | May 31, 2022 | ||
| SD | Conflict minerals disclosure | May 28, 2021 | ||
| SD | Conflict minerals disclosure | May 29, 2020 | ||
| UPLOAD | Letter from SEC | Dec 16, 2019 | ||
| CORRESP | Correspondence with SEC | Dec 13, 2019 |
Ownership
| 144 | Notice of proposed sale of securities | Aug 27, 2026 | ||
| 144 | Notice of proposed sale of securities | Aug 21, 2026 | ||
| 4 | Capone Mark Christopher | Aug 17, 2026 | ||
| 4 | Alltoft Jennifer Sadie | Aug 17, 2026 | ||
| 4 | Ladiwala Shiraz Shabanali | Aug 17, 2026 | ||
| 4 | Hall Shannon | Aug 17, 2026 | ||
| 4 | Tripeny R Tony | Aug 17, 2026 | ||
| 4 | Sullivan John James | Aug 17, 2026 | ||
| 4 | Sullivan John James | Aug 17, 2026 | ||
| 4 | Kadia Siddhartha | Aug 17, 2026 |