Brian David Archbold - 01 Sep 2024 Form 4 Insider Report for MESA LABORATORIES INC /CO/ (MLAB)

Role: SVP Operations
Signature: John Sakys under Power of Attorny by Brian Archbold
Issuer symbol: MLAB
Transactions as of: 01 Sep 2024
Net transactions value: -$51,604
Form type: 4
Filing time: 06 Sep 2024, 12:12:50 UTC
Previous filing: 21 Jun 2024
Next filing: 16 Sep 2024
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	MLAB	Common Stock	Options Exercise	$0	+845	+81%	$0.000000	1,885	01 Sep 2024	Direct
transaction	MLAB	Common Stock	Tax liability	$51,604	-386	-20%	$133.69	1,499	01 Sep 2024	Direct

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

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	MLAB	Restricted Stock Units - 7	Options Exercise	$0	-845	-33%	$0.000000	1,688	01 Sep 2024	Common Stock	845		Direct	F1, F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Each RSU represents a contingent right to receive on share of the Issuer's common stock
F2	RSUs that vest 1/3 on September 1, 2024, 1/3 on June 21, 2025 and 1/3 on June 21, 2026
F3	Not Applicable