Insider Trading — QuoTrend

PRINS RICHARD K – Insider Transactions

Ticker	Owner	Relationship	Date	Transaction	Cost	#Shares	Value ($)	#Shares Total	SEC Form 4
AMPH	PRINS RICHARD K	Director	Nov 25 '25	Option Exercise	16.69	4,179	69,748	39,362	Nov 25
AMPH	PRINS RICHARD K	Director	Nov 25 '25	Sale	27.10	4,179	113,253	35,183	Nov 25
AMPH	PRINS RICHARD K	Director	Dec 09 '24	Option Exercise	19.52	10,000	195,200	40,471	Dec 11
AMPH	PRINS RICHARD K	Director	Dec 09 '24	Sale	43.77	10,000	437,702	30,471	Dec 11
AMPH	PRINS RICHARD K	Director	Nov 12 '24	Option Exercise	16.69	2,500	41,725	36,471	Nov 13
AMPH	PRINS RICHARD K	Director	Nov 12 '24	Sale	48.80	5,000	243,986	31,471	Nov 13
AMPH	PRINS RICHARD K	Director	Aug 12 '24	Option Exercise	19.83	17,101	339,170	51,072	Aug 13
AMPH	PRINS RICHARD K	Director	Aug 12 '24	Sale	43.07	17,101	736,550	33,971	Aug 13
AMPH	PRINS RICHARD K	Director	Nov 17 '23	Sale	55.86	4,000	223,446	31,895	Nov 20
AMPH	PRINS RICHARD K	Director	Nov 13 '23	Sale	52.50	5,000	262,500	35,895	Nov 15
AMPH	PRINS RICHARD K	Director	Aug 18 '23	Sale	52.50	2,000	105,006	40,895	Aug 21
AMPH	PRINS RICHARD K	Director	Aug 15 '23	Sale	57.39	4,163	238,911	42,895	Aug 16
AMPH	PRINS RICHARD K	Director	May 15 '23	Sale	43.50	5,000	217,502	44,342	May 16
AMPH	PRINS RICHARD K	Director	May 15 '23	Option Exercise	16.69	5,000	83,450	49,342	May 16
AMPH	PRINS RICHARD K	Director	May 12 '23	Option Exercise	16.69	5,000	83,450	52,342	May 16
AMPH	PRINS RICHARD K	Director	May 12 '23	Sale	42.06	5,000	210,323	47,342	May 16
AMPH	PRINS RICHARD K	director:	Mar 15 '22	Option Exercise	17.11	10,000	171,100	55,179	Mar 17
AMPH	PRINS RICHARD K	director:	Mar 15 '22	Sale	34.02	10,000	340,208	45,179	Mar 17