Form 4 for MLAB MESA LABORATORIES INC /CO/
Accepted 2025-10-28 00:00:00 ET · period of report 2025-10-27 · accession 0000724004-25-000006 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2025-10-28 | 2025-10-27 | MLAB | Owens Gary M | Pres, CEO | M - OptEx | $0.00 | +11.6K | 64.1K | +22% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-10-27 | M | A | 11,558 | $0.00 | 64,135 | D | — | — | (F1) Shares represent common stock of Mesa Labs release of performance share units that were issued on October 28,2021 as a special grant to encourage continued performance and long-term retention. The PSUs vest 1/3 on October 27, 2024 and each of the next two anniversary dates. |