# Mesa Laboratories Inc: filings

MLAB · Nasdaq · CIK 724004 · [Technology](/sectors/technology.md) · fiscal year ends Mar 31

Pages: [Overview](/companies/mlab.md) · [Financials](/companies/mlab/financials.md) · [Filings](/companies/mlab/filings.md) · [Insiders](/companies/mlab/insiders.md)

## Reports and events: 309 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 587, 8-K 198, 10-Q 53, SC 13G/A 47, 144 21, UPLOAD 19, 10-K 18, 4/A 18, DEF 14A 18, 3 17, CORRESP 17, 8-K/A 9, SCHEDULE 13G/A 9, SD 9, 10-Q/A 7, 424B5 7, SC 13G 7, S-8 5, 10-K/A 4, DEFA14A 4, 3/A 3, 5 3, 424B3 2, DEFR14A 2, EFFECT 2, PRE 14A 2, RW 2, S-3 2, S-3ASR 2, SCHEDULE 13G 2, FWP 1, NT 10-K 1, POS AM 1, PX14A6G 1, S-3/A 1, SC 13D 1, SC 13D/A 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-13 | 08:00 ET | [8-K](/filings/0001437749-26-032499.md) | 2.05 Exit or disposal costs; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001437749-26-032499 |
| 2026-09-08 | 15:26 ET | [8-K](/filings/0001437749-26-029813.md) | 5.07 Shareholder vote results | 0001437749-26-029813 |
| 2026-08-10 | 17:17 ET | [10-Q](/filings/0001437749-26-026808.md) | Quarterly report, period 2026-06-30 | 0001437749-26-026808 |
| 2026-08-10 | 16:03 ET | [8-K](/filings/0001437749-26-026769.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-26-026769 |
| 2026-07-30 | 17:18 ET | [8-K](/filings/0000724004-26-000082.md) | 5.05 Item not in the standard list; 9.01 Financial statements and exhibits | 0000724004-26-000082 |
| 2026-07-22 | 14:55 ET | [DEF 14A](/filings/0000724004-26-000071.md) | Proxy statement, period 2026-09-08 | 0000724004-26-000071 |
| 2026-06-15 | 17:29 ET | [8-K](/filings/0000724004-26-000056.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000724004-26-000056 |
| 2026-06-03 | 18:19 ET | [10-K](/filings/0000724004-26-000047.md) | Annual report, period 2026-03-31 | 0000724004-26-000047 |
| 2026-05-27 | 08:00 ET | [8-K](/filings/0000724004-26-000039.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000724004-26-000039 |
| 2026-03-23 | 16:25 ET | [8-K](/filings/0000724004-26-000030.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0000724004-26-000030 |
| 2026-03-09 | 17:02 ET | [8-K](/filings/0000724004-26-000020.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0000724004-26-000020 |
| 2026-02-03 | 08:01 ET | [10-Q](/filings/0000724004-26-000016.md) | Quarterly report, period 2025-12-31 | 0000724004-26-000016 |
| 2026-02-03 | 08:00 ET | [8-K](/filings/0000724004-26-000015.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000724004-26-000015 |
| 2025-11-06 | 16:51 ET | [10-Q](/filings/0000724004-25-000013.md) | Quarterly report, period 2025-09-30 | 0000724004-25-000013 |
| 2025-11-06 | 16:22 ET | [8-K](/filings/0000724004-25-000012.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000724004-25-000012 |
| 2025-08-25 | 15:13 ET | [8-K](/filings/0001437749-25-027659.md) | 5.07 Shareholder vote results | 0001437749-25-027659 |
| 2025-08-18 | 14:03 ET | [8-K](/filings/0001437749-25-027225.md) | 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001437749-25-027225 |
| 2025-08-05 | 08:01 ET | [10-Q](/filings/0001437749-25-024715.md) | Quarterly report, period 2025-06-30 | 0001437749-25-024715 |
| 2025-08-05 | 08:00 ET | [8-K](/filings/0001437749-25-024714.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-25-024714 |
| 2025-07-11 | 08:00 ET | [DEF 14A](/filings/0001437749-25-022559.md) | Proxy statement, period 2025-08-22 | 0001437749-25-022559 |
| 2025-06-06 | 15:00 ET | [8-K](/filings/0001437749-25-019696.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001437749-25-019696 |
| 2025-05-28 | 08:01 ET | [10-K](/filings/0001437749-25-018586.md) | Annual report, period 2025-03-31 | 0001437749-25-018586 |
| 2025-05-28 | 08:00 ET | [8-K](/filings/0001437749-25-018585.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-25-018585 |
| 2025-02-04 | 08:00 ET | [10-Q](/filings/0001437749-25-002662.md) | Quarterly report, period 2024-12-31 | 0001437749-25-002662 |
| 2025-02-04 | 08:00 ET | [8-K](/filings/0001437749-25-002661.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-25-002661 |
| 2024-11-07 | 08:05 ET | [10-Q](/filings/0001437749-24-033745.md) | Quarterly report, period 2024-09-30 | 0001437749-24-033745 |
| 2024-11-07 | 08:03 ET | [8-K](/filings/0001437749-24-033744.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-24-033744 |
| 2024-09-11 | 17:41 ET | [8-K](/filings/0001437749-24-028898.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001437749-24-028898 |
| 2024-08-30 | 16:47 ET | [8-K](/filings/0001437749-24-028148.md) | 5.07 Shareholder vote results | 0001437749-24-028148 |
| 2024-08-05 | 08:00 ET | [10-Q](/filings/0001437749-24-024571.md) | Quarterly report, period 2024-06-30 | 0001437749-24-024571 |
| 2024-08-05 | 08:00 ET | [8-K](/filings/0001437749-24-024570.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-24-024570 |
| 2024-07-19 | 08:00 ET | [DEF 14A](/filings/0001437749-24-023040.md) | Proxy statement, period 2024-08-30 | 0001437749-24-023040 |
| 2024-06-28 | 17:02 ET | [10-K](/filings/0001437749-24-021606.md) | Annual report, period 2024-03-31 | 0001437749-24-021606 |
| 2024-06-05 | 06:03 ET | [8-K](/filings/0001437749-24-019257.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-24-019257 |
| 2024-04-08 | 08:00 ET | [8-K](/filings/0001437749-24-011307.md) | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001437749-24-011307 |
| 2024-04-02 | 13:41 ET | [8-K](/filings/0001437749-24-010537.md) | 2.06 Material impairments; 9.01 Financial statements and exhibits | 0001437749-24-010537 |
| 2024-02-05 | 08:01 ET | [10-Q](/filings/0001437749-24-003053.md) | Quarterly report, period 2023-12-31 | 0001437749-24-003053 |
| 2024-02-05 | 08:00 ET | [8-K](/filings/0001437749-24-003052.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-24-003052 |
| 2024-01-08 | 08:00 ET | [8-K](/filings/0001437749-24-000821.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001437749-24-000821 |
| 2023-11-06 | 08:00 ET | [10-Q](/filings/0001437749-23-030285.md) | Quarterly report, period 2023-09-30 | 0001437749-23-030285 |
| 2023-11-06 | 08:00 ET | [8-K](/filings/0001437749-23-030284.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-23-030284 |
| 2023-10-18 | 13:26 ET | [8-K](/filings/0001437749-23-028494.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001437749-23-028494 |
| 2023-10-10 | 12:42 ET | [8-K](/filings/0001437749-23-027935.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001437749-23-027935 |
| 2023-08-30 | 15:31 ET | [8-K](/filings/0001437749-23-024877.md) | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001437749-23-024877 |
| 2023-08-25 | 16:32 ET | [8-K](/filings/0001437749-23-024684.md) | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001437749-23-024684 |
| 2023-08-03 | 08:00 ET | [10-Q](/filings/0001437749-23-021753.md) | Quarterly report, period 2023-06-30 | 0001437749-23-021753 |
| 2023-08-03 | 08:00 ET | [8-K](/filings/0001437749-23-021752.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-23-021752 |
| 2023-07-14 | 08:00 ET | [DEF 14A](/filings/0001437749-23-019920.md) | Proxy statement, period 2023-08-25 | 0001437749-23-019920 |
| 2023-05-30 | 08:01 ET | [10-K](/filings/0001437749-23-016028.md) | Annual report, period 2023-03-31 | 0001437749-23-016028 |
| 2023-05-25 | 08:00 ET | [8-K](/filings/0001437749-23-015770.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001437749-23-015770 |

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Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 29, 2026, 18:36 ET. No prices; not investment advice.