Brian David Archbold - 10 Jun 2025 Form 4 Insider Report for MESA LABORATORIES INC /CO/ (MLAB)

Reporting owner
Role
SVP Operations
Signature
John Sakys under Power of Attorney by Brian Archbold
Issuer context
Issuer symbol
MLAB
Transaction snapshot
Transactions as of
10 Jun 2025
Net transaction value
$0
SEC evidence
Form type
4
Filing time
11 Jun 2025, 10:23:26 UTC
Previous filing
16 Sep 2024
Next filing
18 Jun 2025
SEC filing
View on sec.gov

Key filing fact

Brian David Archbold filed Form 4 for MESA LABORATORIES INC /CO/ (MLAB) on 11 Jun 2025.

Key facts

  • This page summarizes Brian David Archbold's Form 4 filing for MESA LABORATORIES INC /CO/ (MLAB).
  • 1 reported transaction and 1 derivative row are listed below.
  • Filing timestamp: 11 Jun 2025, 10:23.

Change

  • Previous filing in this sequence was filed on 16 Sep 2024.
  • Current net transaction value: $0.

Research use

  • This tells you what this filing adds before you inspect full transaction and derivative tables.
  • You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

See Original Filing

Reporting Owners (1)

CIK 0001776947 Primary reporting owner

Archbold Brian David

Relationship
SVP Operations
Address
12100 W. 6TH AVENUE, LAKEWOOD
Signature
John Sakys under Power of Attorney by Brian Archbold
Signature date
11 Jun 2025

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

MLAB transaction Derivative

Non Qualified Stock Option

Expiration of short derivative position

Transaction value
$0
Shares
-2,129
Change %
-14%
Price
$0.000000
Shares after
12,567
Date
10 Jun 2025
Ownership
Direct
Underlying class
Common Stock
Underlying amount
2,129
Exercise price
$203.54
Footnotes
F1, F2
* indicates a reported price that failed the local validity check.

Explanation of Responses:

Id Content
F1 NSOs that vest 1/4 on each anniversary date of the June 10, 2019 grant date
F2 NSOs that expired unexercised on June 10, 2025
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