ACM Research Inc
ACM Research Inc (ACMR) Unusual Options Activity Today
ACMR options volume power reached 1,811.67x on the previous trading day. The highest reading was on the $81 CALL expiring 2026-10-02.
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Checking ACMR unusual options activity helps you spot when traders are making outsized bets on ACM Research Inc before the broader market catches on. ACM Research Inc's unusual options activity flags contracts trading at multiples of their average daily volume, often signaling that informed money is positioning ahead of a catalyst. Use our scanner to monitor ACMR unusual options activity today and surface the prints that deserve a second look.
Unusual options flow typically refers to trades where volume vastly exceeds open interest at a given strike, or where total contract volume on a name spikes well above its norm. Watching ACMR unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking ACMR unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and ACMR unusual options flow data becomes especially valuable around earnings, product launches, and macro events.
ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells single-wafer wet cleaning equipment for enhancing the manufacturing process and yield for integrated chips worldwide. It offers space alternated phase shift technology for flat and patterned wafer surfaces, which employs alternating phases of megasonic waves to deliver megasonic energy in a uniform manner on a microscopic level; timely energized bubble oscillation technology for patterned wafer surfaces at advanced process nodes, which provides cleaning for 2D and 3D patterned wafers; Tahoe technology for delivering cleaning performance using less sulfuric acid and hydrogen peroxide; and electro-chemical plating technology for advanced metal plating.
The company markets and sells its products under the Ultra C brand name through direct sales force and third-party representatives. ACM Research, Inc. was incorporated in 1998 and is headquartered in Fremont, California.
Catalysts rarely arrive without a footprint, and ACMR unusual options activity is often where that footprint shows up first. Our scanner tracks ACM Research Inc's unusual options flow in real time, ranks prints by volume-to-open-interest, premium spent, and aggressor side, and separates real conviction from noise. Whether you're looking at ACMR unusual options volume on the call side or chasing put sweeps, ACM Research Inc's unusual options flow today is one click away, so put it on your radar before the headlines hit.
| 81.00 | 1.65 | 2.35 | 2.00 | 82% | 5,435 | 3 | 181,166.66% |
| 84.00 | 0.95 | 1.35 | 1.15 | 81% | 5,414 | 5 | 108,280.00% |
| 93.00 | — | 0.60 | 0.60 | 107% | 5 | 1 | 500.00% |
| 92.00 | — | 0.65 | 0.65 | 105% | 2 | 1 | 200.00% |
| 80.00 | 1.80 | 2.80 | 2.30 | 81% | 855 | 450 | 190.00% |
| 71.00 | 0.50 | 1.60 | 1.05 | 82% | 4 | 1 | 400.00% |
| 69.00 | 0.25 | 0.90 | 0.58 | 79% | 5 | 2 | 250.00% |
| 70.00 | 0.55 | 1.00 | 0.78 | 80% | 24 | 11 | 218.18% |
| 64.00 | — | 0.45 | 0.45 | 107% | 2 | 1 | 200.00% |
| 67.00 | 0.05 | 0.50 | 0.28 | 76% | 33 | 20 | 165.00% |
As of September 29, 2026
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