ARCHBOLD BRIAN DAVID

PrivateCIK: 1776947
Location

LAKEWOOD, CO

Senior insider sale

SVP of Continuous Improvement at MESA LABORATORIES INC /CO/ — senior position signals high conviction

$341.7K

3.67K shares

What this filing means

ARCHBOLD BRIAN DAVID plans to sell 3.67K shares of MESA LABORATORIES INC /CO/ valued at approximately $341.7K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderARCHBOLD BRIAN DAVIDCIK 1776947
Officer· SVP of Continuous Improvement
Since Jun 2019
3.67K
Shares to sell
$341.7K
Approx. market value
2.52K
Acquired (3 months)
1
Planned
1 completed
Securities Acquired — Last 3 Months1
Sort

Restricted Stock Vesting

Compensation

6/18/2026
2.52K
Total acquired2.52K
Planned & Completed Dispositions2
Sort

Completed

Completed

Units to sell

1.15K

Market value

$116.6K

6/16/2026

Planned — Approximate Date

NASDAQPlanned

Units to sell

2.52K

Market value

$225.2K

6/22/2026
Total

Units

3.67K

Value

$341.7K