MESA LABORATORIES INC /CO/ — Director's Dealing 2017

Feb 7, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MESA LABORATORIES INC /CO (mlab)
CIK: 0000724004
Period of Report: 2017-02-06

Reporting Person: Adriance Glenn E (CSMO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-06	Common Stock	M	1070	$70.56	Acquired	15170	Direct
2017-02-07	Common Stock	S	1070	$121.65	Disposed	14100	Direct
2017-02-06	Common Stock	S	4375	$125.38	Disposed	9725	Direct
2017-02-07	Common Stock	S	2625	$123.12	Disposed	7100	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-02-06	Non Qualified Stock Option	$70.56	X	871	Disposed	2023-04-01	Common Stock (871)	Direct
2017-02-06	Incentive Stock Option	$70.56	X	199	Disposed	2023-04-01	Common Stock (199)	Direct

Footnotes

F1: 1/7 exercisable on each anniversary date