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Transaction History

ACMR insider transactions
Date	Insider	Type	Shares	Price	Value
03/12/26	Mckechnie MarkSee Remarks	Sell	11,910	$44.89	$534.64K
03/12/26	Mckechnie MarkSee Remarks	Sell	47,108	$45.74	$2.15M
03/12/26	Mckechnie MarkSee Remarks	Sell	982	$46.55	$45.71K
03/12/26	Mckechnie MarkSee Remarks	Option Exercise	38,551	$19.49	$751.36K
03/12/26	Mckechnie MarkSee Remarks	Sell	8,639	$44.94	$388.24K
03/12/26	Mckechnie MarkSee Remarks	Sell	29,348	$45.74	$1.34M
03/12/26	Mckechnie MarkSee Remarks	Sell	564	$46.57	$26.27K
03/12/26	Wang David HSee Remarks, Director, 10%+ Owner	Option Exercise	50,000	$1.00	$50.00K
03/12/26	Wang David HSee Remarks, Director, 10%+ Owner	Sell	10,561	$44.92	$474.40K
03/12/26	Wang David HSee Remarks, Director, 10%+ Owner	Sell	38,737	$45.74	$1.77M
03/12/26	Wang David HSee Remarks, Director, 10%+ Owner	Sell	702	$46.57	$32.69K
03/11/26	Wang David HSee Remarks, Director, 10%+ Owner	Option Exercise	60,000	$1.00	$60.00K
03/11/26	Wang David HSee Remarks, Director, 10%+ Owner	Sell	55,373	$47.89	$2.65M
03/11/26	Wang David HSee Remarks, Director, 10%+ Owner	Sell	4,627	$48.34	$223.67K
03/11/26	Liu TracyDirector	Option Exercise	15,000	$1.00	$15.00K
03/11/26	Liu TracyDirector	Sell	11,623	$47.81	$555.70K
03/11/26	Liu TracyDirector	Sell	3,377	$48.25	$162.94K
03/10/26	Liu TracyDirector	Option Exercise	45,000	$1.00	$45.00K
03/10/26	Liu TracyDirector	Sell	32,216	$47.06	$1.52M
03/10/26	Liu TracyDirector	Sell	12,784	$48.19	$616.06K
03/09/26	Dun HaipingDirector	Option Exercise	5,000	$5.60	$28.00K
03/09/26	Dun HaipingDirector	Sell	4,100	$43.37	$177.82K
03/09/26	Dun HaipingDirector	Sell	900	$43.94	$39.55K
03/06/26	Feng LisaSee remarks	Option Exercise	15,000	$4.55	$68.25K
03/06/26	Feng LisaSee remarks	Sell	14,800	$46.07	$681.84K
03/06/26	Feng LisaSee remarks	Sell	200	$46.58	$9.32K
03/05/26	Pappis Charles CDirector	Option Exercise	5,000	$29.18	$145.90K
03/05/26	Pappis Charles CDirector	Sell	5,000	$50.09	$250.45K
03/05/26	Feng LisaSee remarks	Option Exercise	15,000	$4.55	$68.25K
03/05/26	Feng LisaSee remarks	Sell	8,050	$49.81	$400.97K
03/05/26	Feng LisaSee remarks	Sell	6,950	$50.24	$349.17K
12/08/25	Mckechnie MarkSee Remarks	Option Exercise	22,500	$25.45	$572.63K
12/08/25	Mckechnie MarkSee Remarks	Sell	22,500	$35.45	$797.63K
12/04/25	Mckechnie MarkSee Remarks	Option Exercise	8,750	$4.55	$39.81K
12/04/25	Mckechnie MarkSee Remarks	Sell	7,754	$33.50	$259.76K
12/04/25	Mckechnie MarkSee Remarks	Sell	996	$34.26	$34.12K
12/04/25	Wang David HSee Remarks, Director, 10%+ Owner	Option Exercise	60,000	$1.00	$60.00K
12/04/25	Wang David HSee Remarks, Director, 10%+ Owner	Sell	19,817	$33.52	$664.27K
12/04/25	Wang David HSee Remarks, Director, 10%+ Owner	Sell	40,183	$34.42	$1.38M
12/03/25	Wang David HSee Remarks, Director, 10%+ Owner	Option Exercise	70,000	$1.00	$70.00K
12/03/25	Wang David HSee Remarks, Director, 10%+ Owner	Sell	68,800	$33.05	$2.27M
12/03/25	Wang David HSee Remarks, Director, 10%+ Owner	Sell	1,200	$33.56	$40.27K
12/03/25	Chen FupingSee remarks	Option Exercise	20,000	$1.77	$35.40K
12/03/25	Chen FupingSee remarks	Sell	19,700	$33.05	$651.09K
12/03/25	Chen FupingSee remarks	Sell	300	$33.57	$10.07K
12/02/25	Chen FupingSee remarks	Option Exercise	100,000	$1.77	$177.00K
12/02/25	Chen FupingSee remarks	Sell	100,000	$33.20	$3.32M
11/13/25	Feng LisaSee remarks	Option Exercise	15,000	$5.60	$84.00K
11/13/25	Feng LisaSee remarks	Sell	15,000	$33.77	$506.55K
11/12/25	Dun HaipingDirector	Gift	755,090	-	-

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ACMR Insider Transactions

Transaction History