MSA Safety Inc — Director's Dealing 2017

May 2, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MSA Safety Inc (MSA)
CIK: 0000066570
Period of Report: 2017-04-28

Reporting Person: MCCLAINE DOUGLAS K (Sr. Vice President/Secretary)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-04-28	Common Stock, no par value	M	5143.0000	$45.2400	Acquired	42735.0000	Direct
2017-04-28	Common Stock, no par value	M	4357.0000	$17.8300	Acquired	47092.0000	Direct
2017-04-28	Common Stock, no par value	S	600.0000	$80.4433	Disposed	46492.0000	Direct
2017-04-28	Common Stock, no par value	S	8900.0000	$79.2586	Disposed	37592.0000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-04-28	Non-statutory Stock Option	$17.8300	M	4357.0000	Disposed	2019-02-23	Common Stock, no par value (4357.0000)	Direct
2017-04-28	Non-statutory Stock Option	$45.2400	M	5143.0000	Disposed	2018-02-26	Common Stock, no par value (5143.0000)	Direct

Footnotes

F1: Share price on this transaction ranged from $80.15 to $80.88.

F2: Share price on this transaction ranged from $79 to $79.97.