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

Apr 3, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MESA LABORATORIES INC /CO (MLAB)
CIK: 0000724004
Period of Report: 2020-04-03

Reporting Person: Dwyer Robert V (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-04-03	Common Stock	M	172	$89.7	Acquired	35868	Direct
2020-04-03	Common Stock	M	17	$58.51	Acquired	35885	Direct
2020-04-03	Common Stock	M	189	$70.56	Acquired	36074	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-04-03	Non Qualified Stock Option	$89.7	X	172	Disposed	2022-04-01	Common Stock (172)	Direct
2020-04-03	Non Qualified Stock Option	$58.51	X	17	Disposed	2022-10-02	Common Stock (17)	Direct
2020-04-03	Non Qualified Stock Option	$70.56	X	189	Disposed	2023-04-01	Common Stock (189)	Direct

Footnotes

F1: 1/7 exercisable on each of the first 7 anniversary dates