Company Description
ACM Research, Inc. (ACMR) is a semiconductor capital equipment company whose shares trade on NASDAQ. According to company disclosures and recent press releases, ACM develops, manufactures and sells semiconductor process equipment used in advanced and semi‑critical semiconductor device manufacturing and wafer‑ and panel‑level packaging. Its tools are designed to be used in numerous manufacturing steps to improve productivity and product yield.
Core business and product focus
ACM describes itself as a supplier of wafer and panel processing solutions for semiconductor and advanced packaging applications. Across its communications, the company highlights equipment spanning:
- Single‑wafer or batch wet cleaning systems
- Electroplating tools, including panel‑level electrochemical plating systems
- Stress‑free polishing equipment
- Vertical furnace process tools
- Track systems for lithography‑adjacent processing
- Plasma‑enhanced chemical vapor deposition (PECVD) tools
- Wafer‑ and panel‑level packaging equipment
In earlier descriptions, ACM also notes that fabricators of advanced integrated circuits can use its wet‑cleaning and other front‑end processing tools in many steps to improve yield at advanced process nodes, including for foundry, logic and memory chips such as DRAM and 3D NAND‑flash memory. The company also develops, manufactures and sells advanced packaging tools to wafer assembly and packaging customers.
Applications in advanced device manufacturing
Across multiple press releases, ACM emphasizes that its process tools support advanced semiconductor device manufacturing and advanced wafer‑level and panel‑level packaging. The equipment is described as enabling semiconductor manufacturers to perform critical and semi‑critical steps with a focus on process control, uniformity and yield.
For example, ACM has reported:
- Delivery of its first Ultra Lith Baker (Ultra Lith BK) photoresist hardening system to a leading global display panel manufacturer. This tool is engineered to address challenges in advanced lithography such as process non‑uniformity, thermal drift and critical dimension variation, with ultraviolet curing and temperature uniformity aimed at stable and repeatable lithography processes.
- Delivery of its first Ultra ECP ap‑p horizontal panel electroplating tool to an industry‑leading panel fabrication customer. The system is described as the first commercial panel‑level copper deposition system for the large‑panel market, supporting plating steps across pillar, bump and redistribution layer (RDL) processes.
These examples illustrate ACM’s focus on process equipment that targets yield, pattern fidelity, deposition uniformity and scalability in both wafer and panel environments.
Technology characteristics highlighted by ACM
In its product‑specific announcements, ACM calls out several technical characteristics of its tools, including:
- For the Ultra Lith BK, ultraviolet curing with specified intensity uniformity and precision temperature control, along with multiple exposure modes (line‑scan, rotary and hybrid) to support different process requirements.
- For the Ultra ECP ap‑p, proprietary horizontal electroplating technology, support for copper, nickel, tin‑silver and gold plating, high‑speed plating paddles for tall pillar applications, and design features intended to improve deposition uniformity and reduce chemical cross‑contamination.
- In its quarterly results release, ACM also references a high‑temperature SPM platform with a proprietary nozzle design, and an Ultra Lith KrF track system designed for front‑end semiconductor manufacturing, further expanding its lithography‑related product line.
Across these disclosures, ACM consistently states that it aims to provide customized, high‑performance, cost‑effective process solutions that semiconductor manufacturers can use in numerous manufacturing steps to improve productivity and product yield.
Position in the semiconductor equipment ecosystem
Public statements describe ACM as a leading supplier of wafer and panel processing solutions for semiconductor and advanced packaging applications. The company’s tools are positioned around cleaning, electroplating, polishing, furnace, track, PECVD and packaging processes that are critical to device fabrication and assembly. ACM also notes its role in areas such as fan‑out panel‑level packaging and lithography‑adjacent processing, where it has introduced systems like the Ultra ECP ap‑p and Ultra Lith platforms.
ACM’s operating subsidiary, ACM Research (Shanghai), Inc., is listed on the Sci‑Tech innovation board (STAR Market) of the Shanghai Stock Exchange. ACM has reported that a substantial majority of its consolidated revenue and net income is contributed by ACM Shanghai, and that ACM remains the controlling shareholder of this subsidiary.
Index membership and scale indicator
According to an announcement by S&P Dow Jones Indices, ACM Research is scheduled to join the S&P SmallCap 600 index, classified in the Information Technology sector. Inclusion in this index places ACM among U.S. small‑capitalization companies tracked by that benchmark, providing one reference point for its scale within public equity markets.
Business model characteristics
From its own descriptions, ACM’s business is centered on the development, manufacturing and sale of semiconductor process equipment. The company highlights shipments of tools, backlog at its ACM Shanghai subsidiary, and deliveries of first‑of‑kind systems to customers as key operating milestones. Press releases and SEC filings reference revenue generated from technologies such as single‑wafer cleaning, semi‑critical cleaning, electrochemical plating (front‑end and packaging), furnace technologies, advanced packaging (excluding certain electroplating), and services and spares.
ACM also reports on capital raising activities at ACM Shanghai, noting private offerings of ordinary shares on the STAR Market intended to fund research and development, capital expenditures and working capital. These activities are presented as supporting the development of next‑generation tools and expansion of production capacity.
Geographic and corporate structure notes
SEC filings list ACM Research, Inc.’s location in Fremont, California. The company also repeatedly references ACM Research (Shanghai), Inc. as its principal operating subsidiary, with that entity listed on the STAR Market of the Shanghai Stock Exchange. ACM has disclosed that it owns a majority equity interest in ACM Shanghai and remains its controlling shareholder after private offerings of ACM Shanghai shares to qualified investors.
How ACM describes its value to customers
Across its press releases, ACM emphasizes that its tools are intended to help semiconductor manufacturers:
- Address process challenges such as non‑uniformity, thermal drift and critical dimension variation in advanced lithography
- Maintain stable yield and pattern fidelity as device geometries shrink
- Support transitions from wafer‑level to panel‑level packaging with scalable, panel‑oriented electroplating and packaging tools
- Improve productivity and product yield through process control, uniformity and system configurability
These themes appear consistently in ACM’s descriptions of its product lines and recent tool deliveries.
ACMR stock overview
The ticker ACMR represents ACM Research, Inc. on NASDAQ. Investors following ACMR are typically tracking a semiconductor equipment company focused on wafer and panel processing tools for advanced device manufacturing and packaging. Public information highlights its role as a supplier of cleaning, electroplating, polishing, furnace, track, PECVD and packaging systems, with a significant operating presence through ACM Research (Shanghai), Inc. on China’s STAR Market.
Stock Performance
Acm Research (ACMR) stock last traded at $43.55, down 6.65% from the previous close. Over the past 12 months, the stock has gained 59.5%. At a market capitalization of $3.1B, ACMR is classified as a mid-cap stock with approximately 65.7M shares outstanding.
Latest News
Acm Research has 10 recent news articles. Of the recent coverage, 3 articles coincided with positive price movement and 7 with negative movement. Key topics include earnings, earnings date. View all ACMR news →
SEC Filings
Acm Research has filed 5 recent SEC filings, including 3 Form 4, 1 Form 144, 1 Form 8-K. The most recent filing was submitted on March 19, 2026. SEC filings provide transparency into a company's financial condition, material events, and regulatory compliance. View all ACMR SEC filings →
Insider Radar
Insider selling at Acm Research over the past 90 days can reflect routine portfolio management, scheduled trading plans (Rule 10b5-1), tax planning, or compensation-related dispositions rather than a directional view on the stock.
Financial Highlights
Acm Research generated $901.3M in revenue over the trailing twelve months, retaining a 44.4% gross margin, operating income reached $109.4M (12.1% operating margin), and net income was $94.1M, reflecting a 10.4% net profit margin. Diluted earnings per share stood at $1.37. The company generated -$10.3M in operating cash flow. With a current ratio of 3.27, the balance sheet reflects a strong liquidity position.
Upcoming Events
Additional wafer deliveries
Acm Research has 1 upcoming scheduled event. The next event, "Additional wafer deliveries", is scheduled for April 1, 2026 (in 12 days). Investors can track these dates to stay informed about potential catalysts that may affect the ACMR stock price.
Short Interest History
Short interest in Acm Research (ACMR) currently stands at 3.0 million shares, down 15.4% from the previous reporting period, representing 5.8% of the float.
Days to Cover History
Days to cover for Acm Research (ACMR) currently stands at 2.3 days, up 7.5% from the previous period. This days-to-cover ratio represents a balanced liquidity scenario for short positions. The ratio has shown significant volatility over the period, ranging from 1.5 to 4.7 days.
ACMR Company Profile & Sector Positioning
Acm Research (ACMR) operates in the Semiconductor Equipment & Materials industry within the broader Special Industry Machinery, Nec sector and is listed on the NASDAQ.
Investors comparing ACMR often look at related companies in the same sector, including Daqo New Energy Corp (DQ), Veeco Instrs Inc Del (VECO), Photronics Inc (PLAB), Ultra Clean Hldgs Inc (UCTT), and Kulicke & Soffa Inds Inc (KLIC). Comparing financial metrics, valuation ratios, and stock performance across these peers can help investors evaluate ACMR's relative position within its industry.