MESA LABORATORIES INC /CO/ — Director's Dealing 2020

Nov 16, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MESA LABORATORIES INC /CO/ (MLAB)
CIK: 0000724004
Period of Report: 2020-11-13

Reporting Person: GUILLEMIN EVAN (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-11-13	Common Stock	M	850	$29.2	Acquired	36728	Direct
2020-11-13	Common Stock	M	1000	$50.5	Acquired	37728	Direct
2020-11-13	Common Stock	M	200	$51.85	Acquired	37928	Direct
2020-11-13	Common Stock	S	2050	$274.3	Disposed	35878	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-11-13	Non Qualified Stock Option	$29.2	X	850	Disposed	2021-04-06	Common Stock (850)	Direct
2020-11-13	Non Qualified Stock Option	$50.5	X	1000	Disposed	2022-04-02	Common Stock (1000)	Direct
2020-11-13	Non Qualified Stock Option	$51.85	X	200	Disposed	2023-04-01	Common Stock (200)	Direct

Footnotes

F1: 1/4 exercisable on each anniversary date of the 4-6-11 grant date

F2: 1/4 exercisable on each anniversary date of the 4-2-12 grant date

F3: 1/4 exercisable on each anniversary date of the 4-1-13 grant date