Insider Trading — QuoTrend

Stepien Thomas M – Insider Transactions

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
AMPX	Stepien Thomas M	Chief Executive Officer	Aug 24 '26	Sale	10.03	8,000	80,240	594,096	Aug 25
AMPX	Stepien Thomas M	Chief Executive Officer	Aug 21 '26	Sale	10.34	23,529	243,313	602,096	Aug 25
AMPX	Stepien Thomas M	Chief Executive Officer	Jun 04 '26	Sale	20.97	2,000	41,940	625,625	Jun 05
AMPX	Stepien Thomas M	Chief Executive Officer	May 27 '26	Sale	17.19	4,375	75,222	694,923	May 28
AMPX	Stepien Thomas M	Chief Executive Officer	May 21 '26	Sale	14.79	60,702	897,685	699,298	May 26