Company AnalysisAnalysis as of 17 Jun 2026

AI-generated · cited to primary sources · not investment advice · How we research

ACM Research, Inc. - Class A Common Stock

NASDAQ:ACMR

Our verdict on ACM Research, Inc. - Class A Common Stock isn’t the consensus take — see where we landed, and the one risk the bull case glosses over.

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01 · Management Credibility

Does management do what it says?

ExceededCapex Return Chain
90/100

Management successfully executed the dividend payment during the third quarter of 2025, totaling approximately RMB 264.9 million ($36.8 million). (2 met, 1 exceeded across 3 tracked commitments)

During the three months ended September 30, 2025, ACM Research's principal operating subsidiary, ACM Shanghai, paid a cash dividend for a net total of approximately RMB 264.9 million (approximately USD $36.8 million) to the stockholders of ACM Shanghai

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Sep 2025 · p.56
RevisedCapex Intensity and Utilization
62/100

The private offering was completed in September 2025, raising net proceeds of RMB 4.4 billion and resulting in the targeted ownership reduction to 74.6%. (1 met, 2 revised across 3 tracked commitments)

We expect that, for the foreseeable future, research and development expenses will increase in dollars, as we incur additional costs to expand our product portfolio to address additional production steps and expand our research and development team to new regions.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Sep 2025 · p.62
In progressOther Findings
60/100

The company is tracking toward this 2027 deadline; it has already achieved construction and production milestones, resulting in a refund of its performance deposit. (1 in progress across 1 tracked commitment)

ACM Shanghai approved and adopted various resolutions, including a proposed dividend to be paid to the stockholders of ACM Shanghai for an aggregate total of approximately RMB 288.3 million (approximately $40.1 million based on currency exchange rates as of June 12, 2025). The payment is expected to be paid by the end of 2025.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Jun 2025 · p.55
Gross Margin by Mix

Management expects gross margin to remain within a specific range for the foreseeable future. — target: 42.0% to 48.0% (+3 more commitments)

We expect gross margin to be between 42.0% and 48.0% for the foreseeable future.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.40
Export Control Exposure

Management anticipates that a substantial majority of revenue will continue to come from customers in Asia. (+4 more commitments)

To date, substantially all of our sales of equipment for semiconductor-manufacturing have been to customers located in Asia, and we anticipate that a substantial majority of our revenue from these products will continue to come from customers located in this region for the foreseeable future.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.36

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02 · Business Model

How durable is the business?

Capex Return Chain
83/100

This segment continues to be the primary growth engine, expanding 23.2% YoY to $48.0 million, driven by increased production capacity commitments from China-based customers. (2 expanding)

We supply advanced, innovative capital equipment developed for the global semiconductor industry. Fabricators of advanced integrated circuits, or chips, can use our wet-cleaning and other front-end processing tools in numerous steps to improve product yield... We also develop, manufacture and sell a range of advanced packaging tools to wafer assembly and packaging customers.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.36
Node and Packaging Advantage
83/100

Revenue grew 20.4% YoY to $12.4 million, maintaining its trajectory as the installed base of tools expands and requires more support. (4 expanding)

Fabricators of advanced integrated circuits, or chips, can use our wet-cleaning and other front-end processing tools in numerous steps to improve product yield, even at increasingly advanced process nodes.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.36
New Accelerator Ramp
80/100

This segment continues to be a primary growth engine, expanding 73% year-over-year in Q3 2025, driven by the ramp-up of new technology platforms like Furnace and ECP. (1 expanding)

ECP (front-end and packaging), furnace and other technologies 59,853 34,600 73.0 %

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Sep 2025 · p.58
Gross Margin by Mix
60/100

The core cleaning segment returned to growth, increasing 1.1% YoY to $154.96 million, though its total revenue share moderated to 71.9% as other segments grew faster. (4 expanding, 1 contracting across 3 engines)

Single Wafer Cleaning, Tahoe and Semi-Critical Cleaning Equipment $ 122,482

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.21
Hyperscaler Concentration Risk
51/100

Customer concentration risk intensified significantly; the top four customers now account for 66.5% of revenue, up from 57.9% in the prior year period. (1 expanding, 2 shifted, 1 stable)

Revenue concentration. For the three months ended March 31, 2026 and 2025, three customers accounted for 45.9% and four customers accounted for 53.6% of revenue, respectively.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.20

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03 · Future Growth

Where does growth come from?

Capex Return Chain
73/100

First tool shipments, a critical indicator of future revenue traction, more than doubled year-over-year. This signal is accelerating as the company successfully places new technology with customers for evaluation. (4 accelerating, 1 decelerating across 5 signals)

ECP (front-end and packaging), furnace and other technologies 84,239 27,630 204.9 % 56,609... The increased demand is due in part to a longer term commitment by our mainland China-based customers to increase production capacity to achieve a greater share of the global semiconductor market.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.38
Node and Packaging Advantage
71/100

The company is aggressively expanding its addressable market through R&D into PECVD and Track equipment. Management estimates these new product lines address a combined $8.0 billion market opportunity ($5.1B for PECVD and $2.9B for Track), significantly increasing the company's total addressable market (TAM) to $20 billion. (3 new trend, 2 steady across 5 signals, 1 leading indicator)

We intend to continue to invest in research and development to support and enhance our cleaning, plating, advanced packaging, furnace, track, PECVD and future product offerings to build and maintain our technology leadership position.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.40
Other Findings
60/100

The company is actively expanding its global footprint by building direct sales teams in North America, Western Europe, and Southeast Asia to reduce its heavy reliance on the China market.

We have begun to add to our efforts to further address customers in North America, Western Europe and Southeast Asia, by expanding our direct sales teams and increasing our global marketing activities.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.36
Chip Cycles Require Supply Discipline
60/100

The company is seeing strong future revenue potential through 'first tool' shipments, which are new products delivered to customers for evaluation before a final purchase is made. — First Tool Shipments: 50% YoY

First tool shipments in the three months ended March 31, 2026 totaled $143.8 million, as compared to $95.9 million for the same period in 2025. “First tool” shipments reflect the value of incremental new products under evaluation delivered to our customers or prospective customers for a given period and is used as an internal key metric to reflect future potential revenue opportunity.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.48
Hyperscaler Concentration Risk
18/100

The company faces high customer concentration risk, with just three customers accounting for nearly half of all revenue, making growth highly dependent on the spending plans of a few large firms. — Customer Concentration: Decreasing from 53.6% YoY

Revenue concentration. For the three months ended March 31, 2026 and 2025, three customers accounted for 45.9% and four customers accounted for 53.6% of revenue, respectively.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.20

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04 · Risk

What could break the thesis?

Export Control Exposure
84/100

The risk is stable but remains a critical operational hurdle. ACM Shanghai and ACM Korea were added to the BIS Entity List in late 2024, requiring licenses for U.S.-origin technology. (2 stable, 2 intensifying, 3 high-severity)

Among the 140 companies added to the BIS Entity List were two subsidiaries of ACM Research, ACM Shanghai, located in the People’s Republic of China, and ACM Korea... the new BIS Entity List designations prohibit any party worldwide from furnishing hardware, software, or technologies that are subject to U.S. export controls jurisdiction directly or indirectly to ACM Shanghai or ACM Korea without obtaining authorization.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.35
Hyperscaler Concentration Risk
83/100

Customer concentration remains high and is intensifying. In Q2 2025, four customers accounted for 66.5% of revenue, compared to 57.9% in the same period in 2024. (3 intensifying, 2 easing, 2 high-severity)

Revenue concentration. For the three months ended March 31, 2026 and 2025, three customers accounted for 45.9% and four customers accounted for 53.6% of revenue, respectively.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.20
Inventory Days and Channel Health
66/100

Operating cash flow has deteriorated significantly. For the first six months of 2025, net cash used in operations was $39.6 million, compared to $51.9 million provided in the prior year period, driven by inventory and accounts receivable growth. (3 intensifying, 1 stable)

Net cash (used in) provided by operating activities ($29,538) [in 2026] $5,282 [in 2025]

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.12
Gross Margin by Mix
62/100

The risk is easing. Gross margin for Q2 2025 improved to 48.5% from 47.8% in Q2 2024, though the six-month margin (48.2%) remains lower than the prior year (49.6%). (1 easing, 2 intensifying, 1 stable)

The decrease in gross margin versus the prior-year period was primarily due to revenue mix between product categories.

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.40
Other Findings
45/100

Foreign exchange risk resulted in a $10.9 million loss in 2025 compared to a $4.2 million gain in 2024, directly impacting the 'Other expense, net' line item. (2 intensifying, 3 easing)

Other expense, net primarily reflects (a) unrealized foreign exchange loss recognized from the impact of exchange rates between RMB and U.S. dollar on our working-capital which was $(9.5) million for the three months ended March 31, 2026

ACM Research, Inc. - Class A Common Stock · QUARTERLY_REPORT · Mar 2026 · p.41

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ACM Research, Inc. - Class A Common Stock analysis by filing period

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