MESA LABORATORIES INC /CO/ — Director's Dealing 2016

Nov 28, 2016

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MESA LABORATORIES INC /CO (MLAB)
CIK: 0000724004
Period of Report: 2016-11-23

Reporting Person: Adriance Glenn E (CMSO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2016-11-23	Common Stock	M	1425	$51.85	Acquired	15525	Direct
2016-11-23	Common Stock	M	2142	$89.7	Acquired	17667	Direct
2016-11-23	Common Stock	S	3567	$135.93	Disposed	14100	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-11-23	Non Qualified Stock Option	$51.85	X	1425	Disposed	2023-04-01	Common Stock (1425)	Direct
2016-11-23	Non Qualified Stock Option	$89.7	X	1828	Disposed	2022-04-01	Common Stock (1828)	Direct
2016-11-23	Incentive Stock Option	$89.7	X	314	Disposed	2022-04-01	Common Stock (314)	Direct

Footnotes

F1: 1/4 exercisable each anniversary date

F2: 1/7 exercisable on each anniversary date