MESA LABORATORIES INC /CO/ — Director's Dealing 2019

Apr 16, 2019

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MESA LABORATORIES INC /CO (MLAB)
CIK: 0000724004
Period of Report: 2019-04-16

Reporting Person: BROOKS MICHAEL T (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2019-04-16	Common Stock	M	753	$70.56	Acquired	36977	Direct
2019-04-16	Common Stock	M	600	$97.78	Acquired	37577	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2019-04-16	Non Qualified Stock Stock Option	$70.56	X	753	Disposed	2019-05-05	Common Stock (753)	Direct
2019-04-16	Non Qualified Stock Option	$97.78	X	600	Disposed	2019-05-05	Common Stock (600)	Direct

Footnotes

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

F2: Expiration date was accelerated from April 1, 2023 to May 5, 2019 due to April 5, 2019 retirement from Board of Directors

F3: 1/5 exercisable on each of the first five anniversary dates

F4: Expiration Date was accelerated from April 1, 2022 to may 5, 2019 due to April 5, 2019 retirement from the Board of Directors