Acmr investor alert: bronstein, gewirtz & grossman, llc notifies acm research, inc. investors of class action and encourages shareholders to contact the firm

New york, dec. 30, 2020 (globe newswire) -- attorney advertising -- bronstein, gewirtz & grossman, llc notifies investors that a class action lawsuit has been filed against acm research, inc. ("acm" or the "company") (nasdaq: acmr) and certain of its officers, on behalf of shareholders who purchased or otherwise acquired acm securities between march 6, 2019 - october 7, 2020, inclusive (the “class period”). such investors are encouraged to join this case by visiting the firm's site: www.bgandg.com/acmr.               
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