Form 4 for MLAB MESA LABORATORIES INC /CO/
Accepted 2025-06-18 00:00:00 ET · period of report 2025-06-15 · accession 0001228924-25-000008 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-06-18 | 2025-06-16 | MLAB | Archbold Brian David | SVP Ops | S - Sale+OE | $97.12 | -472 | 558 | -46% | -$45.8K |
| DM | 2025-06-18 | 2025-06-15 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $0.00 | +1,030 | 1,030 | New | $0 |
| D | 2025-06-18 | 2025-06-15 | MLAB | Archbold Brian David | SVP Ops | M - OptEx | $0.00 | -535 | 0 | -100% | $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 | 2025-06-16 | S | D | 472 | $97.12 | 558 | D | — | — | |
| 2 | Common | Common Stock | 2025-06-15 | M | A | 535 | $0.00 | 535 | D | — | — | |
| 3 | Common | Common Stock | 2025-06-15 | M | A | 495 | $0.00 | 1,030 | D | — | — | (F4) Shares represent common stock of Mesa Labs issued upon release of performance share units under the FY23 performance share program |
| 4 | Derivative | Restricted Stock Units - 6 | 2025-06-15 | M | D | 535 | $0.00 | 0 | D | — · — to — | 535 Common Stock | (F1) Each RSU represents a contingent right to receive one share of the Issuer's common stock (F2) RSUs that vested 1/3 on June 15, 2023 and each of the next two anniversary dates (F3) Not Applicable |