Insider · CIK 0001721376

Chen Fufa

Reports to the SEC for 1 company · FREMONT, CA

Transactions

Companies

Filings

CIK

0001721376

Forms 4 and 5

Insider transactions

4 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2018-01-31	ACMRACM Research, Inc.M Exercise/Conversion	See Remarks	MExercise/Conversion	+33.3K sh	$0.75	+$25K	106,668
2018-01-31	ACMRACM Research, Inc.M Exercise/Conversion	See Remarks	MExercise/Conversion	+22.9K sh	$1.50	+$34.4K	129,583
2018-01-31	ACMRACM Research, Inc. · Stock OptionM Exercise/Conversion	See Remarks	MExercise/Conversion	−33.3K sh	—	—	0
2018-01-31	ACMRACM Research, Inc. · Stock OptionM Exercise/Conversion	See Remarks	MExercise/Conversion	−22.9K sh	—	—	10,419

C/O ACM RESEARCH, INC. 42307 OSGOOD ROAD, SUITE I

FREMONT, CA, 94539