McKechnie Mark - Insider Stock Trading

Filing Date	T Date	Ticker	Issuer	Inc	Sector	Ind	Industry	Owner	oSt	Rel	Title	T	TVal	Price	Qty	oc	Own	H
5/16/25 16:30	5/14/25	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-378	25.22	-15	-94	1	D
5/16/25 16:30	5/14/25	ACMR	Acm Research, Inc.	CA	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	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-411	27.42	-15	-94	1	D
3/14/25 21:30	3/12/25	ACMR	Acm Research, Inc.	CA	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	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-330	22.00	-15	-94	1	D
2/10/25 16:30	2/6/25	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	84	5.60	15		1	D
10/8/24 16:31	10/4/24	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-363	22.00	-17	-95	1	D
10/8/24 16:31	10/4/24	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	92	5.60	17		1	D
6/7/24 21:30	6/6/24	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-458	22.92	-20	-96	1	D
6/7/24 21:30	6/6/24	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	98	4.91	20		1	D
1/16/24 16:15	1/12/24	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-220	22.00	-10	-92	1	D
1/16/24 16:15	1/12/24	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	46	4.55	10		1	D
10/13/23 16:15	10/11/23	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-225	20.00	-11	-93	1	D
10/13/23 16:15	10/11/23	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	51	4.55	11		1	D
9/5/23 21:30	9/1/23	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-540	18.00	-30	-97	1	D
9/5/23 21:30	9/1/23	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	137	4.55	30		1	D
3/11/22 17:06	3/10/22	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-321	64.20	-5	-94	0	D
3/11/22 17:06	3/9/22	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.dm	73	13.85	5		0	D
11/22/21 17:00	11/18/21	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-470	94.05	-5	-100	0	D
11/22/21 17:00	11/18/21	ACMR	Acm Research, Inc.	CA	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	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-410	82.08	-5	-100	0	D
8/20/21 16:33	8/19/21	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	69	13.85	5		0	D
3/16/21 17:31	3/12/21	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-881	87.89	-10	-100	0	D
3/16/21 17:31	3/12/21	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	139	13.85	10		0	D
11/20/20 17:30	11/19/20	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-558	74.45	-8	-100	0	D
11/20/20 17:30	11/19/20	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	126	16.81	8		0	D
8/31/20 17:30	8/27/20	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-427	93.18	-5	-100	0	D
8/31/20 17:30	8/27/20	ACMR	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	M.d	64	13.85	5		0	D
6/17/20 17:30	6/15/20	ACMR	Acm Research, Inc.	CA	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	Acm Research, Inc.	CA	Machn	Mchn	Special Industry Machinery	McKechnie Mark	CA	O	See rema	S.d	-294	54.34	-5	-100	0	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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