ACM Research stock jumps nearly 14% to start 2026 as chip rally returns — what to watch next
NEW YORK, January 4, 2026, 07:13 ET — Market closed ACM Research Inc (ACMR.O) shares last closed up about 14% at $44.88 on Friday, after trading between $40.26 and $44.99 on volume of roughly 1.66 million shares. The move came