Jonathan D. Buck

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
25 Nov 25	MSA MSA Safety	Common Stock, no par value	Sell	Dispose S	No	No	161	333	53.61 k	4,434
31 Aug 25	MSA MSA Safety	Common Stock, no par value	Payment of exercise	Dispose F	No	No	170.6	424	72.33 k	4,767
30 May 25	MSA MSA Safety	Common Stock, no par value	Grant	Acquire A	No	No	0	920	0.00	5,191
8 Mar 25	MSA MSA Safety	Common Stock, no par value	Payment of exercise	Dispose F	No	No	157.99	297	46.92 k	4,271
8 Mar 25	MSA MSA Safety	Common Stock, no par value	Payment of exercise	Dispose F	No	No	157.99	136	21.49 k	4,568
8 Mar 25	MSA MSA Safety	Common Stock, no par value	Grant	Acquire A	No	No	0	1,031	0.00	4,704
24 Feb 25	MSA MSA Safety	Common Stock, no par value	Sell	Dispose S	No	No	159	717	114.00 k	3,673

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.