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ACM Research, Inc. develops, manufactures, and sells single-wafer wet cleaning equipment. It offers space alternated phase shift technology for flat and patterned wafer surfaces. Tahoe technology for delivering cleaning performance using less sulfuric acid and hydrogen peroxide. The company markets and sells its products under the Ultra C brand name.
Roles derived from SEC Form 4 filings.
Actuals from SEC filings; YoY vs the year-ago quarter. Analyst estimates & surprise require a data feed (coming soon).
| Line item | FY2020 | FY2021 | FY2022 | FY2023 | FY2024 | FY2025 |
|---|---|---|---|---|---|---|
| Revenue | $156.6M | $259.8M | $388.8M | $557.7M | $782.1M | $901.3M |
| Gross profit | $69.6M | $114.9M | $183.6M | $276.2M | $391.6M | $400.1M |
| Operating income | $21.5M | $38.7M | $59.0M | $95.8M | $151.0M | $109.4M |
| Net income | $18.8M | $37.8M | $39.3M | $77.3M | $103.6M | $94.1M |
| Diluted EPS | $0.30 | $0.58 | $0.59 | $1.16 | $1.53 | $1.37 |
| Operating cash flow | -$13.5M | -$40.1M | -$62.2M | -$75.3M | $152.4M | -$10.3M |
| Free cash flow | -$18.8M | -$49.2M | -$153.3M | -$137.2M | $70.0M | -$66.6M |
| Gross margin | 44.4% | 44.2% | 47.2% | 49.5% | 50.1% | 44.4% |
| Operating margin | 13.7% | 14.9% | 15.2% | 17.2% | 19.3% | 12.1% |
| Net margin | 12.0% | 14.5% | 10.1% | 13.9% | 13.2% | 10.4% |
| Line item | Q2 '24 | Q3 '24 | Q4 '24 | Q1 '25 | Q2 '25 | Q3 '25 | Q4 '25 | Q1 '26 |
|---|---|---|---|---|---|---|---|---|
| Revenue | $202.5M | $204.0M | $223.5M | $172.3M | $215.4M | $269.2M | $244.4M | $231.3M |
| Gross profit | $96.8M | $104.8M | $110.8M | $82.5M | $104.5M | $113.1M | $99.9M | $107.2M |
| Operating income | $37.6M | $44.2M | $44.0M | $25.8M | $31.7M | $28.9M | $23.0M | $36.2M |
| Net income | $24.2M | $30.9M | $31.1M | $20.4M | $29.8M | $35.9M | $8.0M | $17.3M |
| Diluted EPS | $0.35 | $0.45 | $0.47 | $0.30 | $0.44 | $0.52 | $0.11 | $0.24 |
| Operating cash flow | $61.6M | $11.9M | $88.6M | $5.3M | -$44.9M | -$4.6M | $33.9M | -$29.5M |
| Free cash flow | $48.5M | -$20.6M | $77.2M | -$11.4M | -$59.6M | -$15.6M | $20.1M | -$51.7M |
| Gross margin | 47.8% | 51.4% | 49.6% | 47.9% | 48.5% | 42.0% | 40.9% | 46.4% |
| Operating margin | 18.6% | 21.7% | 19.7% | 15.0% | 14.7% | 10.7% | 9.4% | 15.6% |
| Net margin | 12.0% | 15.2% | 13.9% | 11.8% | 13.8% | 13.3% | 3.3% | 7.5% |
Consensus revenue & EPS estimates and price targets will appear here once a forward-estimates data feed is connected.
| Date | Insider | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|
| 2026-06-05 | Cheav Sotheara· See remarks | Sale | 2,384 | $81.73 | $194,844.32 | filing |
| 2026-06-05 | Cheav Sotheara· See remarks | Sale | 1,647 | $85.41 | $140,670.27 | filing |
| 2026-06-05 | Cheav Sotheara· See remarks | Sale | 968 | $82.61 | $79,966.48 | filing |
| 2026-06-05 | Cheav Sotheara· See remarks | Option exercise | 5,399 | $13.89 | $74,992.11 | filing |
| 2026-06-05 | Cheav Sotheara· See remarks | Sale | 400 | $84.01 | $33,604.00 | filing |
| 2026-06-04 | Wang David H· See Remarks | Sale | 17,543 | $85.11 | $1.5M | filing |
| 2026-06-04 | Wang David H· See Remarks | Sale | 10,992 | $86.07 | $946,081.44 | filing |
| 2026-06-04 | Cheav Sotheara· See remarks | Sale | 9,212 | $85.11 | $784,033.32 | filing |
| 2026-06-04 | Wang David H· See Remarks | Sale | 8,581 | $87.13 | $747,662.53 | filing |
| 2026-06-04 | Cheav Sotheara· See remarks | Sale | 2,839 | $85.77 | $243,501.03 | filing |
| 2026-06-04 | Cheav Sotheara· See remarks | Option exercise | 13,351 | $13.89 | $185,445.39 | filing |
| 2026-06-04 | Wang David H· See Remarks | Sale | 2,060 | $83.86 | $172,751.60 | filing |
| 2026-06-04 | Cheav Sotheara· See remarks | Sale | 1,300 | $84.08 | $109,304.00 | filing |
| 2026-06-04 | Wang David H· See Remarks | Sale | 826 | $87.91 | $72,613.66 | filing |
| 2026-06-04 | Wang David H· See Remarks | Option exercise | 40,002 | $1.00 | $40,002.00 | filing |
| 2026-06-03 | Wang David H· See Remarks | Sale | 32,450 | $89.84 | $2.9M | filing |
| 2026-06-03 | Wang David H· See Remarks | Sale | 9,925 | $90.78 | $900,991.50 | filing |
| 2026-06-03 | Wang David H· See Remarks | Sale | 6,295 | $88.98 | $560,129.10 | filing |
| 2026-06-03 | Wang David H· See Remarks | Sale | 5,843 | $92.38 | $539,776.34 | filing |
| 2026-06-03 | Wang David H· See Remarks | Sale | 4,300 | $87.57 | $376,551.00 | filing |
| 2026-06-03 | Wang David H· See Remarks | Sale | 1,187 | $93.04 | $110,438.48 | filing |
| 2026-06-03 | Wang David H· See Remarks | Option exercise | 60,000 | $1.00 | $60,000.00 | filing |
| 2026-05-19 | Dun Haiping | Sale | 1,858 | $67.54 | $125,489.32 | filing |
| 2026-05-19 | Dun Haiping | Sale | 1,309 | $67.21 | $87,977.89 | filing |
| 2026-05-19 | Dun Haiping | Sale | 1,333 | $63.84 | $85,098.72 | filing |
Showing the latest 25 transactions — full history in the linked SEC filings.
Fundamentals & filings from SEC EDGAR. Prices adjusted for splits & dividends. Not investment advice.