ACMR - Acm Research, Inc. - Insider Stock Trading

Filing Date	T Date	Ticker	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
9/30/25 21:33	9/8/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	130	1.00	130	8	1,749	D
9/19/25 16:30	9/17/25	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	15	1.00	15	16	111	D
9/19/25 16:30	9/17/25	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S.d	-495	33.00	-15	-12	111	D
9/19/25 16:30	9/18/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	M.d	168	5.60	30	13	253	D
9/19/25 16:30	9/18/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	S.d	-1,050	35.00	-30	-11	253	D
9/19/25 16:30	9/18/25	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	139	13.89	10	11	100	D
9/19/25 16:30	9/18/25	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.d	-350	35.00	-10	-9	100	D
9/5/25 16:30	9/3/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.dm	130	1.00	130	9	1,619	D
9/5/25 16:30	9/3/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S.dm	-3,460	26.61	-130	-7	1,619	D
8/26/25 16:30	8/22/25	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	155	13.89	11	13	100	D
8/26/25 16:30	8/22/25	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.d	-335	30.00	-11	-10	100	D
8/26/25 16:30	8/22/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	M.dm	336	5.60	60	31	253	D
8/26/25 16:30	8/22/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	S.dm	-1,860	31.00	-60	-19	253	D
7/17/25 16:30	7/15/25	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	15	1.00	15	16	111	D
7/17/25 16:30	7/15/25	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S.d	-450	30.00	-15	-12	111	D
7/9/25 16:30	7/7/25	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	84	5.60	15	43	50	D
7/9/25 16:30	7/7/25	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	S.d	-420	28.00	-15	-23	50	D
6/26/25 16:30	6/24/25	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	84	5.60	15	43	50	D
6/26/25 16:30	6/24/25	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	S.d	-390	26.00	-15	-23	50	D
5/23/25 16:35	5/21/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.dm	130	1.00	130	9	1,619	D
5/23/25 16:35	5/21/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S.dm	-3,010	23.15	-130	-7	1,619	D
5/16/25 16:30	5/14/25	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	84	5.60	15		1	D
5/16/25 16:30	5/14/25	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-378	25.22	-15	-94	1	D
3/19/25 21:30	3/17/25	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		S	-4,899	30.00	-163	-62	100	D
3/18/25 21:30	3/14/25	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-276	29.00	-10	-1	855	D
3/14/25 21:30	3/12/25	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	84	5.60	15		1	D
3/14/25 21:30	3/12/25	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-411	27.42	-15	-94	1	D
3/13/25 21:30	3/11/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S.m	-3,547	27.02	-131	-8	1,619	D
3/12/25 16:30	3/10/25	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-398	26.54	-15	-2	865	D
3/5/25 16:30	3/3/25	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	13	0.5000	25	3	880	D
3/5/25 16:30	3/3/25	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	105	0.5000	210	14	1,750	D
2/10/25 16:32	2/6/25	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	314	13.89	23	29	100	D
2/10/25 16:32	2/6/25	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.d	-520	23.00	-23	-18	100	D
2/10/25 16:30	2/6/25	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	84	5.60	15		1	D
2/10/25 16:30	2/6/25	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-330	22.00	-15	-94	1	D
12/3/24 16:32	11/29/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-332	17.43	-19	-2	855	D
12/3/24 16:30	11/29/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-981	17.44	-56	-4	1,544	D
11/29/24 16:30	11/26/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-1,006	17.89	-56	-3	1,600	D
11/26/24 16:30	11/22/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-287	19.12	-15	-2	874	D
11/26/24 16:30	11/22/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-1,073	19.08	-56	-3	1,656	D
11/18/24 16:32	11/14/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	18	0.5000	35	4	889	D
11/18/24 16:30	11/14/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	135	0.5000	270	19	1,713	D
10/8/24 21:37	10/4/24	ACMR	Machn	Mchn	Special Industry Machinery	Shanghai Science & Technology Venture Capital (Group) Co., Ltd.	F4	TH	Possible	S.m	-23,520	22.08	-1,065	-16	5,697	D
10/8/24 21:30	10/4/24	ACMR	Machn	Mchn	Special Industry Machinery	Xing Xiao	CA	D		S.m	-23,517	22.07	-1,065	-31	2,339	I
10/8/24 16:31	10/4/24	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	92	5.60	17		1	D
10/8/24 16:31	10/4/24	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-363	22.00	-17	-95	1	D
10/3/24 21:58	10/1/24	ACMR	Machn	Mchn	Special Industry Machinery	Shanghai Science & Technology Venture Capital (Group) Co., Ltd.	F4	TH	Possible	S.m	-694	20.05	-35	-1	6,763	D
10/3/24 16:30	10/1/24	ACMR	Machn	Mchn	Special Industry Machinery	Xing Xiao	CA	D		S.m	-694	20.05	-35	-1	3,404	I
9/3/24 16:30	8/29/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-345	18.08	-19	-2	855	D
8/26/24 16:30	8/22/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-298	19.85	-15	-2	874	D
8/16/24 21:02	8/14/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	18	0.5000	35	4	889	D
6/12/24 16:30	6/10/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	M.dm	277	4.62	60	31	253	D
6/12/24 16:30	6/10/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	S.dm	-1,353	22.54	-60	-19	253	D
6/7/24 21:32	6/6/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	M.dm	277	4.62	60	31	253	D
6/7/24 21:32	6/6/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	S.dm	-1,350	22.50	-60	-19	253	D
6/7/24 21:30	6/6/24	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	98	4.91	20		1	D
6/7/24 21:30	6/6/24	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-458	22.92	-20	-96	1	D
5/31/24 16:30	5/29/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-435	22.63	-19	-2	855	D
5/31/24 16:30	5/29/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-1,947	22.62	-86	-6	1,450	D
5/24/24 16:30	5/22/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-2,053	22.81	-90	-6	1,536	D
5/24/24 16:30	5/22/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-343	22.88	-15	-2	874	D
5/16/24 09:00	5/14/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	90	0.5000	180	12	1,626	D
5/16/24 09:00	5/14/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	18	0.5000	35	4	889	D
3/15/24 21:32	3/14/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-2,405	27.62	-87	-6	1,450	D
3/15/24 21:32	3/14/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-538	27.70	-19	-2	855	D
3/15/24 21:32	3/13/24	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.m	-285	28.49	-10	-9	100	D
3/12/24 21:30	3/8/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-455	30.36	-15	-2	875	D
3/12/24 21:30	3/8/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-2,732	30.36	-90	-6	1,537	D
3/5/24 21:33	3/1/24	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	90	0.5000	180	12	1,627	D
3/5/24 21:31	3/1/24	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	18	0.5000	35	4	890	D
3/1/24 21:32	2/28/24	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	42	5.60	8	18	50	D
3/1/24 21:32	2/28/24	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	S.d	-189	25.20	-8	-13	50	D
3/1/24 21:30	2/28/24	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	70	5.60	13	13	111	D
3/1/24 21:30	2/28/24	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S.d	-315	25.20	-13	-10	111	D
1/16/24 16:15	1/12/24	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	46	4.55	10		1	D
1/16/24 16:15	1/12/24	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-220	22.00	-10	-92	1	D
12/28/23 21:02	12/26/23	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	56	5.60	10	10	111	D
12/28/23 21:02	12/26/23	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S.d	-200	20.00	-10	-8	111	D
12/28/23 21:00	12/26/23	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	42	5.60	8	18	50	D
12/28/23 21:00	12/26/23	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	S.d	-150	20.00	-8	-13	50	D
12/1/23 16:15	11/29/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-327	17.25	-19	-2	855	D
12/1/23 16:15	11/29/23	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-1,453	17.14	-85	-6	1,450	D
11/27/23 16:30	11/22/23	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S	-1,591	17.68	-90	-6	1,535	D
11/27/23 16:24	11/22/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-265	17.66	-15	-2	874	D
11/22/23 16:15	11/20/23	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	110	7.36	15	68	37	D
11/22/23 16:15	11/20/23	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S.d	-269	17.91	-15	-29	37	D
11/16/23 16:15	11/14/23	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	90	0.5000	180	12	1,625	D
11/16/23 16:15	11/14/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	18	0.5000	35	4	889	D
11/15/23 16:15	11/13/23	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	130	4.99	26	31	110	D
11/15/23 16:15	11/13/23	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.d	-437	16.79	-26	-19	110	D
10/13/23 16:15	10/11/23	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	51	4.55	11		1	D
10/13/23 16:15	10/11/23	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-225	20.00	-11	-93	1	D
9/14/23 17:00	9/12/23	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S.m	-3,130	17.87	-175	-11	1,450	D
9/6/23 21:40	9/4/23	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	90	0.5000	180	12	1,625	D
9/5/23 21:30	9/1/23	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	137	4.55	30		1	D
9/5/23 21:30	9/1/23	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-540	18.00	-30	-97	1	D
8/25/23 17:46	8/23/23	ACMR	Machn	Mchn	Special Industry Machinery	Chen Fuping	CA	O	See rema	M.d	112	1.06	105		0	D
8/25/23 17:46	8/23/23	ACMR	Machn	Mchn	Special Industry Machinery	Chen Fuping	CA	O	See rema	S.d	-1,575	15.00	-105	-100	0	D
8/24/23 20:13	8/22/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-445	13.85	-32	-4	855	D
7/5/23 18:52	7/3/23	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	40	1.77	23	82	50	D
7/5/23 18:52	7/3/23	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	S.d	-338	15.00	-23	-31	50	D
6/8/23 21:49	6/6/23	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	192	4.92	39	55	110	D
6/8/23 21:49	6/6/23	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.d	-390	10.00	-39	-26	110	D
6/5/23 18:26	6/1/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-375	10.00	-38	-4	887	D
5/24/23 18:33	5/22/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	0.5000	38	4	925	D
3/20/23 20:55	3/16/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-452	12.06	-38	-4	889	D
3/13/23 21:02	3/9/23	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	0.5000	38	4	927	D
3/13/23 21:00	3/9/23	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	40	1.77	23	82	50	D
3/13/23 21:00	3/9/23	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	S.d	-278	12.37	-23	-31	50	D
12/2/22 17:31	11/30/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-298	8.43	-35	-4	891	D
11/25/22 17:30	11/22/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	0.5000	38	4	926	D
11/15/22 21:03	11/14/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	0.5000	38	4	891	D
8/24/22 21:01	8/22/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-588	16.10	-37	-4	855	D
8/22/22 20:00	8/18/22	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S	-175	17.50	-10	-8	110	D
8/18/22 21:30	8/16/22	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.dm	46	4.62	10	9	120	D
8/18/22 21:30	8/16/22	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.dm	-364	18.21	-20	-14	120	D
8/17/22 18:00	8/15/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	0.5000	38	4	892	D
8/17/22 18:00	8/15/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S.d	-704	19.28	-37	-4	892	D
8/10/22 17:00	8/8/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	0.5000	38	4	892	D
5/31/22 21:03	5/27/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S	-542	15.00	-36	-4	855	D
5/20/22 21:50	5/18/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	0.5000	38	4	891	D
3/11/22 17:08	3/9/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	18	1.50	12	4	297	D
3/11/22 17:08	3/9/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		S.d	-1,007	82.09	-12	-4	297	D
3/11/22 17:06	3/9/22	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.dm	73	13.85	5		0	D
3/11/22 17:06	3/10/22	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-321	64.20	-5	-94	0	D
3/4/22 17:26	3/2/22	ACMR	Machn	Mchn	Special Industry Machinery	Dun Haiping	CA	D		M.d	19	1.50	13	4	297	D
11/22/21 17:00	11/18/21	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	69	13.85	5		0	D
11/22/21 17:00	11/18/21	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-470	94.05	-5	-100	0	D
11/5/21 17:47	11/3/21	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	14	5.60	2	17	17	D
8/24/21 21:00	8/23/21	ACMR	Machn	Mchn	Special Industry Machinery	Xiang Yinan	CA	D		S.m	-24,484	87.52	-280	-20	1,146	I
8/20/21 21:00	8/18/21	ACMR	Machn	Mchn	Special Industry Machinery	Xiang Yinan	CA	D		S	-2,265	85.12	-27	-2	1,426	I
8/20/21 16:33	8/19/21	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	69	13.85	5		0	D
8/20/21 16:33	8/19/21	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-410	82.08	-5	-100	0	D
8/13/21 20:07	8/11/21	ACMR	Machn	Mchn	Special Industry Machinery	Xiang Yinan	CA	D		S.m	-4,598	85.75	-54	-4	1,453	I
5/6/21 17:30	5/4/21	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		M.d	70	3.00	23	36	88	D
4/12/21 17:30	4/8/21	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	69	13.85	5	13	43	D
4/12/21 17:30	4/8/21	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.dm	-1,579	87.20	-18	-29	43	D
4/5/21 17:30	4/5/21	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	20	1.50	13	31	56	D
4/1/21 19:39	3/30/21	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		M.d	30	3.00	10	18	64	D
3/22/21 17:30	3/18/21	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S.m	-9,054	91.24	-99	-17	483	D
3/16/21 17:31	3/15/21	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.dm	277	13.85	20	86	43	D
3/16/21 17:31	3/15/21	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.dm	-1,854	92.68	-20	-32	43	D
3/16/21 17:31	3/12/21	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	139	13.85	10		0	D
3/16/21 17:31	3/12/21	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-881	87.89	-10	-100	0	D
3/16/21 17:30	3/12/21	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	75	0.7500	100	21	583	D
3/8/21 19:13	3/4/21	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		M.dm	175	7.50	23	75	54	D
3/3/21 17:30	3/2/21	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		M.d	75	7.50	10	47	31	D
3/2/21 17:36	2/26/21	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	19	5.60	3	32	14	D
2/16/21 18:05	2/12/21	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S	-240	120.00	-2	-5	37	D
2/16/21 17:52	2/12/21	ACMR	Machn	Mchn	Special Industry Machinery	Chen Fuping	CA	O	See rema	M.d	90	3.00	30		0	D
2/16/21 17:52	2/12/21	ACMR	Machn	Mchn	Special Industry Machinery	Chen Fuping	CA	O	See rema	S.d	-3,600	120.00	-30	-100	0	D
2/16/21 17:43	2/12/21	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		S	-1,200	120.00	-10	-32	21	D
2/11/21 17:30	2/9/21	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S.m	-220	110.00	-2	-5	39	D
1/8/21 17:30	1/6/21	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		S	-200	100.00	-2	-5	41	D
12/31/20 17:30	12/30/20	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	S	-2,534	78.00	-32	-28	84	D
12/22/20 17:30	12/18/20	ACMR	Machn	Mchn	Special Industry Machinery	Xiang Yinan	CA	D		S.m	-9,476	75.23	-126	-8	1,506	I
12/17/20 17:30	12/15/20	ACMR	Machn	Mchn	Special Industry Machinery	Xiang Yinan	CA	D		S.m	-2,570	75.51	-34	-2	1,632	I
12/7/20 17:30	12/3/20	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S.m	-7,902	79.83	-99	-17	483	D
11/27/20 17:30	11/25/20	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	75	0.7500	100	21	582	D
11/20/20 17:30	11/19/20	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	126	16.81	8		0	D
11/20/20 17:30	11/19/20	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-558	74.45	-8	-100	0	D
11/16/20 17:30	11/12/20	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.m	-1,738	88.35	-20	-31	43	D
11/9/20 17:30	11/5/20	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	30	1.50	20	47	63	D
9/18/20 17:30	9/16/20	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	80	5.31	15		11	D
9/18/20 17:30	9/16/20	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	S.d	-1,085	72.30	-15	-58	11	D
9/14/20 20:30	9/10/20	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.dm	7	0.7500	10	30	43	D
9/14/20 20:30	9/10/20	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	S.dm	-633	63.71	-10	-19	43	D
9/11/20 17:30	9/10/20	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	101	16.81	6	16	43	D
9/10/20 19:00	9/9/20	ACMR	Machn	Mchn	Special Industry Machinery	Wang Jian	CA	O	See rema	M.d	50	1.50	33	40	117	D
9/10/20 19:00	9/8/20	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		M.d	93	3.00	31	New	31	D
9/4/20 18:35	9/3/20	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	S.m	-5,651	81.36	-69	-13	483	D
8/31/20 17:30	8/27/20	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	53	0.7500	70	15	553	D
8/31/20 17:30	8/27/20	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	64	13.85	5		0	D
8/31/20 17:30	8/27/20	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-427	93.18	-5	-100	0	D
8/5/20 17:30	8/3/20	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		S	-781	100.00	-8	-100	0	D
7/15/20 20:00	7/13/20	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		S	-1,178	84.15	-14	-64	8	D
6/17/20 17:30	6/15/20	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	75	13.85	5		0	D
6/17/20 17:30	6/15/20	ACMR	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-294	54.34	-5	-100	0	D
6/5/20 21:16	6/3/20	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		S	-534	65.12	-8	-27	22	D
3/20/20 16:30	3/18/20	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	60	3.00	20	118	37	D
3/20/20 16:30	3/18/20	ACMR	Machn	Mchn	Special Industry Machinery	Feng Lisa	CA	O	See rema	M.d	21	5.60	4	55	11	D
8/21/19 18:18	8/20/19	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	23	0.7500	30	7	479	D
5/10/19 17:25	5/9/19	ACMR	Machn	Mchn	Special Industry Machinery	Cheav Sotheara	CA	O	See rema	M.d	8	0.7500	10	30	43	D
8/31/18 16:37	8/30/18	ACMR	Machn	Mchn	Special Industry Machinery	Hu Chenming	CA	D		M.d	90	3.00	30	New	30	D
7/3/18 16:36	6/29/18	ACMR	Machn	Mchn	Special Industry Machinery	Wang David H	CA	DOT	See Rema	M.d	46	3.00	15	4	449	I
6/29/18 16:35	6/28/18	ACMR	Machn	Mchn	Special Industry Machinery	Liu Tracy	CA	D		M.d	50	3.00	17	694	19	D
5/17/18 16:36	1/31/18	ACMR	Machn	Mchn	Special Industry Machinery	Chen Fufa	CA	O	See Rema	M.d	59	1.06	56	77	130	D

D	Derivative transaction in filing (usually option exercise)
M	Multiple transactions in filing; earliest reported transaction date and weighted average transaction price
A	Amended filing
E	Error detected in filing

S - Sale	Sale of securities on an exchange or to another person
S - Sale+OE	Sale of securities on an exchange or to another person (after option exercise)
F - Tax	Payment of exercise price or tax liability using portion of securities received from the company
P - Purchase	Purchase of securities on an exchange or from another person

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avg

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T Date

Ticker

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Ind

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Owner

oSt

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T

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oc

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r2y

r1y

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r7d

r3d

f1d

f1w

f1m

f3m

f6m

f1y