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: Killeen Randall (Chief Accounting Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-04-28	Common Stock, no par value	M	1934.0000	$51.6900	Acquired	10724.0000	Direct
2017-04-28	Common Stock, no par value	M	170.0000	$51.6900	Acquired	10894.0000	Direct
2017-04-28	Common Stock, no par value	S	1280.0000	$78.0080	Disposed	9614.0000	Direct
2017-04-28	Common Stock, no par value	S	1956.0000	$78.2706	Disposed	7658.0000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-04-28	Incentive Stock Option	$51.6900	M	1934.0000	Disposed	2024-02-26	Common Stock, no par value (1934.0000)	Direct
2017-04-28	Non-statutory Stock Option	$51.6900	M	170.0000	Disposed	2024-02-26	Common Stock, no par value (170.0000)	Direct

Footnotes

F1: Share price on this transaction ranged from $78 to $78.03.

F2: Share price on this transaction ranged from $78.26 to $78.34.