ACMR
ACM Research, Inc.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 adva
2-Year Price History
Quarterly Financials & Projections
| Period | Rev | EBITDA | OpIn | NI | OCF | FCF | CapEx | Cash | Debt | Shares | ROIC | IntCov | EV/EBITDA | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Est | 2028-Q1 | 310.0 | 55.8 | -- | 34.1 | -- | -24.8 | -15.5 | 1,266 | -- | -- | -- | -- | -- |
| Est | 2027-Q4 | 360.0 | 73.8 | -- | 48.6 | -- | 43.2 | -16.2 | 1,291 | -- | -- | -- | -- | -- |
| Est | 2027-Q3 | 330.0 | 64.4 | -- | 41.3 | -- | 6.6 | -14.9 | 1,248 | -- | -- | -- | -- | -- |
| Est | 2027-Q2 | 305.0 | 56.4 | -- | 35.1 | -- | -9.2 | -15.3 | 1,241 | -- | -- | -- | -- | -- |
| Est | 2027-Q1 | 275.0 | 46.8 | -- | 27.5 | -- | -33.0 | -15.1 | 1,250 | -- | -- | -- | -- | -- |
| Est | 2026-Q4 | 320.0 | 64.0 | -- | 41.6 | -- | 32.0 | -16.0 | 1,283 | -- | -- | -- | -- | -- |
| Est | 2026-Q3 | 290.0 | 56.6 | -- | 36.3 | -- | -14.5 | -14.5 | 1,251 | -- | -- | -- | -- | -- |
| Est | 2026-Q2 | 265.0 | 49.0 | -- | 29.2 | -- | -21.2 | -14.6 | 1,266 | -- | -- | -- | -- | -- |
| Act | 2026-Q1 | 231.3 | 41.6 | 36.2 | 17.3 | -29.5 | -51.7 | -22.2 | 1,287 | 337.1 | 69.8 | 9.5% | 21.5x | 9.9x |
| Act | 2025-Q4 | 244.4 | 22.6 | 23.0 | 8.1 | 33.9 | 19.0 | -15.0 | 1,168 | 303.0 | 68.8 | 5.3% | 12.6x | 12.7x |
| Act | 2025-Q3 | 269.2 | 55.0 | 28.9 | 35.9 | -4.6 | -15.6 | -11.0 | 1,130 | 297.0 | 68.4 | 8.7% | 29.7x | 4.4x |
| Act | 2025-Q2 | 215.4 | 43.3 | 31.7 | 29.8 | -44.9 | -60.0 | -15.1 | 505.0 | 287.4 | 67.5 | 15.7% | 24.6x | 7.0x |
| Act | 2025-Q1 | 172.4 | 31.7 | 25.8 | 20.4 | 5.3 | -11.8 | -17.1 | 492.8 | 237.1 | 67.0 | 13.9% | 20.4x | 3.9x |
| Act | 2024-Q4 | 223.5 | 60.6 | 44.0 | 31.1 | 88.6 | 75.7 | -12.9 | 444.1 | 188.8 | 66.5 | 19.2% | 49.3x | 5.2x |
| Act | 2024-Q3 | 204.0 | 46.3 | 44.2 | 30.9 | 11.9 | -21.5 | -33.4 | 374.1 | 176.2 | 66.7 | 28.1% | 38.3x | 8.2x |
| Act | 2024-Q2 | 202.5 | 43.8 | 37.6 | 24.2 | 61.6 | 48.0 | -13.6 | 370.8 | 151.2 | 67.1 | 22.8% | 47.0x | 11.9x |
| Act | 2024-Q1 | 152.2 | 27.8 | 25.2 | 17.4 | -9.7 | -35.7 | -26.1 | 278.3 | 121.2 | 66.2 | 19.2% | 35.4x | 7.0x |
| Act | 2023-Q4 | 170.3 | 34.2 | 23.4 | 17.7 | -38.4 | -51.6 | -13.2 | 283.9 | 99.1 | 65.9 | 15.7% | 49.1x | 7.8x |
| Act | 2023-Q3 | 168.6 | 34.4 | 33.2 | 25.7 | -17.8 | -46.1 | -28.2 | 304.6 | 87.6 | 65.5 | 37.9% | 53.8x | 6.3x |
| Act | 2023-Q2 | 144.6 | 44.1 | 30.4 | 26.8 | 11.4 | 3.5 | -7.9 | 269.8 | 80.9 | 64.9 | 30.2% | 68.0x | 5.2x |
| Act | 2023-Q1 | 74.3 | 9.2 | 8.9 | 7.1 | -30.5 | -45.5 | -15.1 | 276.1 | 84.8 | 65.1 | 7.7% | 13.2x | 4.4x |
| Act | 2022-Q4 | 108.5 | 18.8 | 16.7 | 11.8 | 1.3 | -71.7 | -73.0 | 338.7 | 79.5 | 64.2 | 19.3% | 28.1x | 7.6x |
| Act | 2022-Q3 | 133.7 | 33.2 | 31.6 | 21.0 | -0.1 | -16.0 | -15.9 | 416.6 | 74.4 | 65.6 | 33.1% | 79.2x | -- |
| Act | 2022-Q2 | 104.4 | 26.1 | 20.0 | 12.2 | -33.6 | -35.7 | -2.1 | 417.6 | 31.4 | 65.5 | 22.9% | 85.2x | -- |
| Act | 2022-Q1 | 42.2 | -10.0 | -9.3 | -5.8 | -27.7 | -31.3 | -3.6 | 480.1 | 38.4 | 66.0 | -9.4% | -38.2x | -- |
AI Analysis
LLM Evaluations
ACM Research is a high-growth China semiconductor equipment story trading at a premium valuation (~4.4x TTM sales, ~$4B market cap) that is not supported by cash flow fundamentals. While revenue growth is impressive (34% YoY in Q1 2026), the company is consuming massive amounts of working capital, generating negative TTM free cash flow, and diluting parent shareholders through subsidiary share sales. The earnings-to-cash-flow divergence is a major red flag—$122M in net income vs. -$10M in operating cash flow for FY2025. Customer concentration (52% from 4 customers), near-total China revenue dependence, escalating competitive pressure from both domestic Chinese players and global incumbents, a criminal investigation in Korea, and a complex holding structure with a separately-listed subsidiary all create a risk profile inconsistent with the current valuation. The stock trades well above the $40 consensus target, insiders are net sellers, and institutional holders are trimming. This is a classic 'growth trap' where revenue growth masks deteriorating unit economics and structural governance concerns.
Latest Earnings Call
Transcript Summary
ACM Research reported a robust first quarter for 2026, with revenue rising 34.2% to $231.3 million and shipments surging 53.6% to $240.7 million. Growth was primarily fueled by the ECP, furnace, and other technologies segment, which saw a 205% revenue increase driven by AI demand and advanced packaging applications. Despite a 6% revenue dip in cleaning tools, cleaning shipments rose 32%, signaling future growth as new products like the single-wafer SPM tool ramp up. The company’s Lingang 'mini line' is now fully operational, significantly reducing tool qualification times through pre-shipment validation. ACM is also expanding globally, with its Oregon facility on track for 2026 production and expectations to have 20 tools installed outside China by year-end. Financially, the company maintained its 2026 revenue guidance of $1.08 billion to $1.175 billion and holds a strong net cash position of $924.2 million. Management expressed high confidence in their proprietary technology, particularly in SPM cleaning and PECVD, as they pursue a long-term $4 billion revenue target. Gross margins remained stable at 46.5%, benefiting from a favorable product mix and efficient manufacturing execution.
Valuation & Metrics
Market Stats
TTM Financial Snapshot
DCF Fair Value Estimate
Forward Outlook & Risk
Short Interest
Options
| Strike | Call Bid/Ask | Call OI | Put Bid/Ask | Put OI |
|---|---|---|---|---|
| $62.50 | $15.00/$16.30 | 0 | $4.30/$4.80 | 7 |
| $65.00 | $13.40/$14.90 | 5 | $5.00/$6.10 | 3 |
| $67.50 | $12.10/$13.30 | 3 | $6.20/$6.90 | 2 |
| $70.00 | $11.10/$12.00 | 16 | $7.30/$8.30 | 4 |
| $72.50 | $9.90/$10.80 | 20 | $8.60/$9.50 | 4 |
| $75.00 | $8.80/$9.70 | 34 | $10.10/$10.90 | 3 |
| $80.00 | $6.80/$7.70 | 35 | $13.10/$14.00 | 1 |
| $85.00 | $5.30/$6.40 | 16 | $16.50/$17.40 | 0 |
Forward Projections & Estimates
Employees
Institutional Ownership
Headline & net flow
In Q1 2026 so far (quarter still filing), institutions are net buyers — bought 17.3% of float, sold 11.9%. 6 filers moved >1% of shares (4 buying, 2 selling).
Ownership composition
Top holders
| Fund | $ value | Cost basis | Δ QoQ | Δ YoY | α life | Fund AUM |
|---|---|---|---|---|---|---|
| BlackRock, Inc.Passive | $314M | $28.36 | +$3.8M | +$148M | -0.2% | $5.69T |
| STATE STREET CORPPassive | $78.9M | $25.96 | +$1.9M | +$30.3M | -0.2% | $2.89T |
| WCM INVESTMENT MANAGEMENT/CA | $70.6M | $39.35 | +$72.8M | +$70.6M | -0.3% | $43.79B |
| GEODE CAPITAL MANAGEMENT, LLCPassive | $54.0M | $20.77 | +$1.1M | +$6.1M | +2.3% | $1.61T |
| MORGAN STANLEY | $46.9M | $22.73 | −$7.9M | +$28.3M | -0.3% | $1.65T |
| JANUS HENDERSON GROUP PLC | $42.7M | $36.43 | +$104K | +$37.9M | +1.5% | $209.29B |
| Value Aligned Research Advisors, LLC | $37.6M | $39.35 | +$37.6M | +$37.6M | +9.0% | $8.44B |
| Polunin Capital Partners Ltd | $31.8M | $39.35 | +$30.0M | +$31.8M | -0.2% | $385M |
| Invesco Ltd. | $31.0M | $32.09 | −$21.8M | −$21.7M | -0.2% | $652.04B |
| SOUTHEASTERN ASSET MANAGEMENT INC/TN/ | $30.8M | $29.83 | −$35.3M | +$30.8M | -2.2% | $2.03B |
| Qube Research & Technologies Ltd | $28.5M | $31.82 | +$22.8M | +$23.9M | +0.3% | $70.36B |
| DIMENSIONAL FUND ADVISORS LPPassive | $28.3M | $33.81 | +$19.1M | +$28.3M | -0.4% | $480.92B |
| Tekne Capital Management, LLC | $28.1M | $39.45 | +$0 | +$28.1M | -1.4% | $237M |
| Longaeva Partners L.P. | $27.9M | $39.35 | +$27.9M | +$27.9M | -0.5% | $2.08B |
| FMR LLC | $24.8M | $33.51 | −$6.9M | +$17.7M | +0.3% | $1.89T |
| CITIGROUP INC | $24.4M | $20.34 | +$22.7M | +$10.9M | -0.3% | $156.55B |
| WEXFORD CAPITAL LP | $23.6M | $36.78 | +$10.4M | +$21.9M | +0.5% | $607M |
| Cederberg Capital Ltd | $23.6M | $39.22 | −$3.7M | +$23.6M | -1.4% | $186M |
| Oxbow Capital Management (HK) Ltd | $23.5M | $39.35 | +$23.5M | +$23.5M | +6.7% | $371M |
| NORTHERN TRUST CORPPassive | $22.1M | $19.60 | +$727K | +$2.0M | -0.2% | $755.34B |
Trading behavior
▸ Compare to holder-profile behavior (across all their stocks)
Biggest decreases this quarter
New buyers this quarter
Top-5 holders · 36.4%
Top Holders Over Time
5-year share-count history (top 10 holders by peak, incl. exited) + price
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Analyst Coverage
Corporate
Executive Compensation (2023-2025)
Insider Trading (last 12mo)
| Date | Side | Insider | Title | Shares | Price | Dollars | Owned $ |
|---|---|---|---|---|---|---|---|
| 2026-05-19 | SELL | Dun Haiping | director | 5,000 | $66.22 | $331K | $0 |
| 2026-04-17 | SELL | Pappis Charles C | director | 5,000 | $52.00 | $260K | $0 |
| 2026-03-12 | SELL | McKechnie Mark | officer: See Remarks | 98,551 | $45.58 | $4.49M | $41K |
| 2026-03-12 | SELL | Wang David H | director, 10 percent owner, officer: See Remarks | 50,000 | $45.58 | $2.28M | $36.59M |
| 2026-03-11 | SELL | Liu Tracy | director | 15,000 | $47.91 | $719K | $5.31M |
| 2026-03-11 | SELL | Wang David H | director, 10 percent owner, officer: See Remarks | 60,000 | $47.92 | $2.88M | $38.47M |
| 2026-03-10 | SELL | Liu Tracy | director | 45,000 | $47.38 | $2.13M | $5.25M |
| 2026-03-09 | SELL | Dun Haiping | director | 5,000 | $43.47 | $217K | $0 |
| 2026-03-06 | SELL | Feng Lisa | officer: See remarks | 15,000 | $46.08 | $691K | $2.30M |
| 2026-03-05 | SELL | Feng Lisa | officer: See remarks | 15,000 | $50.01 | $750K | $2.50M |
| 2026-03-05 | SELL | Pappis Charles C | director | 5,000 | $50.09 | $250K | $0 |
| 2025-12-08 | SELL | McKechnie Mark | officer: See Remarks | 22,500 | $35.45 | $798K | $32K |
| 2025-12-04 | SELL | McKechnie Mark | officer: See Remarks | 8,750 | $33.59 | $294K | $30K |
| 2025-12-04 | SELL | Wang David H | director, 10 percent owner, officer: See Remarks | 60,000 | $34.12 | $2.05M | $27.39M |
| 2025-12-03 | SELL | Wang David H | director, 10 percent owner, officer: See Remarks | 70,000 | $33.06 | $2.31M | $26.54M |
| 2025-12-03 | SELL | Chen Fuping | officer: See remarks | 20,000 | $33.06 | $661K | $0 |
| 2025-12-02 | SELL | Chen Fuping | officer: See remarks | 100,000 | $33.20 | $3.32M | $0 |
| 2025-11-13 | SELL | Feng Lisa | officer: See remarks | 15,000 | $33.77 | $507K | $1.69M |
| 2025-11-12 | SELL | Feng Lisa | officer: See remarks | 15,000 | $32.76 | $491K | $1.64M |
| 2025-09-18 | SELL | Cheav Sotheara | officer: See remarks | 10,000 | $35.00 | $350K | $3.50M |
Order Flow (FINRA, ~3w lag)
Revenue Breakdown
Revenue Segments
| Total Single Wafer and Semi-Critical Cleaning Equipment | $122.5M | -6% |
| ECP Front End And Packaging Furnace And Other Technologies | $84.2M | +205% |
| Advanced Packaging (exclude ECP), Services & Spares | $24.5M | +62% |
| CHINA | $169.1M | +11% |
| Other Regions | $3.3M | NEW |
Filing Risk Analysis
Filing Risk Scores
ACM Research: Administrative Metadata Filing Devoid of Forensic Substance
Counter-Thesis
Counter-Thesis & Recent News
ACM Research reported Q1 2026 results on May 7, 2026, where non-GAAP EPS fell to $0.34 from $0.46 a year prior, despite a revenue beat of $231.3M. The stock experienced a 'sell-the-news' reaction, declining even as management reaffirmed its 2026 revenue guidance of $1.08B–$1.175B. Additionally, the company announced a proposed H-share secondary listing in Hong Kong for its ACM Shanghai subsidiary, which adds complexity to its corporate structure (Source: Investing.com, May 2026).
The primary bear case rests on extreme China exposure and margin volatility. Roughly 52.2% of 2025 revenue was derived from just a few customers, and the vast majority of operations are tied to China, making the stock a hostage to U.S.-China trade tensions. Furthermore, while revenue is growing, profitability is decelerating; GAAP gross margins fell to 46.4% in Q1 2026 from 47.9% YoY. A massive inventory build to $738M raises red flags regarding working capital management and the risk of future write-downs if demand from Chinese fabs softens (Source: Seeking Alpha, Barchart, May 2026).
The stock plunged 16.7% in February 2026 following a significant Q4 2025 earnings miss, signaling high execution risk. Recent insider activity includes sales of approximately 65,000 shares ($3.1M) by directors and officers. Furthermore, Mitsubishi UFJ recently cut its stake by 39%, and the consensus price target of $40 remains significantly below the current trading price of ~$52, suggesting the stock may be overextended (Source: MarketBeat, Perplexity/FactSet, May 2026).
ACMR is facing a 'pincer movement' from competitors. In its core Chinese market, domestic rivals like NAURA Technology (26% Q1 growth) and Piotech (57% Q1 growth) are aggressively capturing share in the wafer fabrication equipment (WFE) space. Meanwhile, ACMR's expansion into PECVD and ALD tools puts it in direct competition with global titans like Applied Materials and Lam Research, who have significantly deeper R&D pockets (Source: NineScrolls LLC, May 2026).
Customer concentration is a critical vulnerability, with over half of revenue coming from a handful of clients. Sentiment is further pressured by a 5.5% YoY decline in the company’s core cleaning segment in Q1 2026, which management attributed to 'product transition,' but bears view as a sign of potential market saturation or competitive displacement in its legacy stronghold (Source: The Motley Fool, TradingView, May 2026).
Full Earnings Call Transcript
Full Earnings Call Transcript — Q1 • 2026-05-07
Operator: Good day, ladies and gentlemen. Thank you for standing by, and welcome to the ACM Research First Quarter 2026 Earnings Conference Call. [Operator Instructions] As a reminder, we're recording today's call. If you have any objections, you may disconnect at this time. Now I'll turn the call over to Mr. Steven Pelayo, Managing Director of Blueshirt Group. Steven, please go ahead. Steven C. Pelayo: Thank you. Good day, ladies and gentlemen. Thank you for standing by, and welcome to ACM Research First Quarter 2026 Earnings Conference Call. [Operator Instructions] As a reminder, we are recording today's call. If you have any objections, you may disconnect at this time. Sorry, I'm repeating that. We released first quarter 2026 results before the U.S. market opened today. The release is available on our website as well as from newswire services. There's also a supplemental slide deck posted to the Investors section of our website that we will reference during our prepared remarks. On the call with me today are our CEO, Dr. David Wang; our CFO, Mark McKechnie; and Lisa Feng, our CFO of our operating subsidiary, ACM Shanghai. Before we continue, please turn to Slide 2. Let me remind you that remarks made during this call may include predictions, estimates or other information that might be considered forward-looking. These forward-looking statements represent ACM's current judgment for the future. However, they are subject to risks and uncertainties that could cause actual results to differ materially. Those risks are described under Risk Factors and elsewhere in ACM's filings with the Securities and Exchange Commission. Please do not place undue reliance on these forward-looking statements, which reflect ACM's opinions only as of the date of this call. ACM is not obliged to update you on any revisions to these forward-looking statements. Certain financial results that we provide on this call will be on a non-GAAP basis, which excludes stock-based compensation and an unrealized gain and loss on short-term investments. For our GAAP results and reconciliation between GAAP and non-GAAP amounts, you should refer to our earnings release, which is posted on the IR section of our website and on Slide 13. Also, unless otherwise noted, the following figures refer to the first quarter of 2026, and the comparisons are to the first quarter of 2025. So with that, I'm going to now turn the call over to David Wang. David? David Wang: Thanks, Steven. Hello, everyone, and welcome to ACM's First Quarter 2026 Earnings Conference Call. We started the year with a solid Q1 report with revenue up 34% and gross margin above the midpoint of our long-term target range. Revenue growth for the quarter was driven by the continued strength in our ECP and Advanced Packaging business. With a global boom in AI, the market is demanding solution for enabling high-speed, high-density and low-power consumption semiconductor devices manufacturing. Many of which have not yet been invented. It is clear that ACM's focus on world-class differentiated tool based on our own IP is right strategy to win in the global market. We are happy to see 2026 as a big year for new product. Our investment in our proprietary R&D over the past 5 years, together with our fully functioning [indiscernible] at Lingang, is beginning to deliver significant benefit. For instance, we now have industry-leading offering across multiple product categories that enable our global customers to effectively solving their evolving production challenges. As we progress through 2026, we expect to see an increased impact to our financials from new product. With regard to revenue, we anticipate incremental contribution from new product cycle from Tahoe, single-wafer SPM and our vertical furnace product. With regard to the shipment, we expect to increased shipment of our evaluation tool across a range of customers for our panel level horizontal plating, panel low-pressure flux cleaning, high-throughput track and PECVD tools. This quarter, at SEMICON China, we announced the ACM Planetary Family. This organized ACM tool portfolio into a product family, aligned with the key step in the semiconductor manufacturing process. This represents ACM's comprehensive world-class multiproduct offering and the global reach of our company. We encourage you to view the video on our IR website. Now on to our business results. Please turn to Slide 3. First quarter revenue was $231 million (sic) [ $231.3 million ], up 34% (sic) [ 34.2% ]. The ECP category was a primary growth driver with revenue up more than 3x year-over-year. Next, advanced packaging services spare parts category was growing 62%. This was partly offset by cleaning, which declined by 6%. We had a little contribution from new cleaning product in our Q1 2026 revenue. But as I will discuss later in the call, we have a significant ramp ahead for our single-wafer SPM tools, which we delivering in Q1. Shipments for the first quarter were $241 million (sic) [ $240.7 million ], up 54% (sic) [ 53.6% ]. The solid growth reflects strong customer demand and execution across our product portfolio, and it also includes contribution from the initial ramp of single-wafer SPM tools for wafers shipment of the cleaning category grew by 32% for the quarter. I also note that about 15% of Q1 shipments were from catch-up of product that had been rescheduled from Q4 of last year. For 2026, we continue to expect the shipment growing to outpace revenue growth. Gross margin was 46.5% for the first quarter, above the middle point of our long-term range, 42% to 48%. We ended the first quarter with gross cash of $1.3 billion (sic) [ $1.25 billion ] and net cash, $924 million (sic) [ $924.2 million ]. This balance including $110 million of gross proceeds from February sale of ACM Shanghai shares, the capital providing a solid foundation for continued investment in our global operations. Now I will provide detail on product. Please turn to Slide 4. Revenue from single-wafer cleaning, Tahoe semi-critical cleaning tool was down 6%. We continue to believe ACM's full product offering in cleaning is amongst the best in the world. As noted in the prior calls, we believe cleaning technology becomes even more important as the industry moving to more advanced production technology. This trend play directly to ACM's strength, particularly in differentiated technology such as N2 bubbling wet etcher, single-wafer SPM cleaning, Tahoe and others. I'm pleased to announce today that we expect a significant production ramping of single-wafer SPM production product line with more than 15 to 20 units to be delivered by year-end across our customer base. This is a result of many years of R&D by our team to develop a better solution than the current market leader. As I noted for the past several investor calls, ACM proprietary approach delivered excellent particle performance with a fewer than 15 particle at 15-nanometer, much better than market leader, while other players need a periodical DI water cleaning of the process chamber and the surrounding environment to remove residue generated by the hot SPM films. Our system does not. Instead, our unique module design providing a maintenance-free solution as the chamber does not need to be taken offline for periodical DI water cleaning. This not only improved tool uptime but also enhanced particle cleaning performance at 13 nanoparicle and beyond. Such fine particle removal is very critical for manufacturer advanced node GAA logic devices and memory devices such as SPM. It is no surprise that we are also seeing strong interest in our SPM tool from multiple global customers. SPM cleaning process tool has occupied 30% of the cleaning market. We believe our innovative hot SPM tool will take a significant market share in the next few years. Revenue for ECP, furnace and other technology grew 205%. Growing was driven by strong momentum in electroplating, supported by our leading position and expanding engagement across both front-end and advanced packaging applications. In advanced packaging, our panel level horizontal plating solution is gaining additional traction in Asia and with the global customers. We began development of our panel-level horizontal electroplating platform in 2022, well ahead of the industry and delivered world first horizontal plating tool, 515x510 millimeter, to a customer in the fourth quarter last year. Since then, we have continued to expand customer engagements and build a backlog, supporting both 515x510 millimeter and 310x310 millimeter format panels. In April, we presented a keynote at the Taiwan Electronic Equipment Forum on 3D IC packaging technology, highlighting our role in enabling next-generation AI driven packaging solutions. We are confident that a successful customer evaluation will lead to volume production order for 515x510 and additional evaluation of 310x310 later this year. For our vertical furnace business, tools are under evaluation at multiple customer sites, and we continue to expect a more meaningful revenue contribution later this year. We continue to see solid demand across key applications, including PECVD, oxidation, thermal ALD, PLD and ultra-high temperature anneal supported by our ongoing technology development. Revenue from advanced packaging, which excludes ECP, but including services and spares was up 62%. This category including coders, developer etcher, strippers, scrubber and vacuum clean flux tools, supporting a range -- a broader range of advanced packaging applications. We're also providing back-end plating tool, including in ECP category. Last quarter, we announced multiple advanced packaging equipment orders from leader -- leading global customers. In Q1, we shipped our panel-level vacuum cleaning system to a leading global semiconductor packaging manufacturer outside Mainland China. We also completed shipment of multiple wafer level advanced packaging system to a leading OSAT customer in Singapore. ACM is unique -- is uniquely positioned with a comprehensive set of wet process solutions and plating technology to address key process steps in advanced packaging. Our integrated process capability provide valuable insight into next-generation packaging challenges as industry evolves towards 2.5D and 3D integration, including TSV-based architecture and heterogeneous integration, we believe our capability position us to supporting this increasingly complex requirements. We are making good progress with our new track and PECVD platforms. In April, we shipped our first PECVD silicon carbon nitride system to a leading semiconductor manufacturer, now in customer evaluation process. This is a big deal. We achieved a great results in our mini line and the tool is now being evaluated at the customer site. The system incorporate ACM proprietary 3-station rotating architecture and 1 station 1 RF technology, enabling strong film uniformity, interface control, process stability and small footprint. We believe this positions us for growth in back end of the line and advanced packaging. For high-throughput 300 WPH KrF track tool, we delivered our first tool evaluation last September and are progressing towards mass production qualification this year, and we continue to see growing interest from multiple customers for both stand-alone and the configuration integrated with the scanner. ACM culture is deeply rooted in differentiated R&D. We bring innovative solutions to the ever-evolving challenges faced by major global semiconductor manufacturers. Our current success is driven by good decision-making fact and the future success depends on today's innovation. We are committed to our strategy to providing a long-term road map of world-class tool across our growing product portfolio. We remain confident in our $4 billion revenue target and our longer-term goal of becoming a top-tier supplier of capital equipment to the global semiconductor industry. Next, let me provide an update on our production facility. First, on Lingang, please turn to Slide 8. The first building is in volume production, and we plan to open the second building later this year. Together with two facilities, we can support up to $3 billion in annual output. On a strategic note, I will now discuss our Lingang line, which went into full operation in the second half of last year. We now have a fully experiment R&D line in the Class 100 Environment, running our own tool and those of other vendors. This is a big deal. It is accelerating our own R&D effort, and it will also speed up our joint R&D collaboration with our customer in Asia. We expect this to have a meaningful impact on our operating model. For new product rather than delivering multiple tool for extended customer evaluation, we now process custom wafer on our new product in the Lingang mini line to validate the tool to meet the customer specific requirements before shipment. We expect this approach to shorten qualification cycle of a new product at the customer site, shorten the time of conversion to revenue and enhance overall capital efficiency. We are now already seeing early benefit across multiple products. I will give a few examples. Our first shipment of the PECVD silicon carbide nitride system completed customer-specific validation and prior to shipment. We expect this to reduce on-site qualification time and enable faster ramp to production. We tested and improved our single-wafer SPM tool for several months, hand-in-hand with our leading customer and confirm 15-nanoparticle performance. This due to volume orders from numerous different customers. We are confident that we can reproduce each customer-specific production environment in our lab, resulting in shorter qualification and order a few quarters rather than more than a year. Next, our Oregon facility, please turn to Slide 9. We continue to advance investment in Oregon. We remain on track for in-house demo lab with multiple tools and the capability to produce U.S.-made tool in Oregon by year-end 2026. This is important for our global customer, and we believe it will strengthen our position as a key local partner as they scale production. Our global initiatives are beginning to pay off. By the end of 2026, we expect to have more than 20 tools installed outside of the Mainland China market. This including about 10 customers in 5 countries. Although still early days for our global deployment, our engagement team are growing, and we remain confident that our investment in global sales and service team will deliver good results. ACM Shanghai continue to play a critical role in our overall strategy, serving as a leading supplier to the semiconductor industry in Asia and as a key source of capital to support our global expansion. We completed a minority share sale last February, generating approximately $110 million in gross proceeds, and enable the strong on our U.S. accounts. We intend to deploy this capital to support our U.S. expansion and broader global growth initiatives. In April, ACM Shanghai announced a proposed H-share secondary listing in Hong Kong. Now turning to our outlook for the full year 2026. Please turn to Slide 10. In mid-January, we introduced our 2026 revenue outlook in the range of $1.08 billion to $1.175 billion. This implies 25% year-over-year growth at the midpoint. We reiterate this outlook today. We are expecting our annual shipment growth will outpace our revenue growth in 2026. Now let me turn the call over to our CFO, Mark, who will review details of our first quarter results. Mark, please? Mark McKechnie: Thank you, David, and good day, everyone. Please turn to Slide 11. Unless I note otherwise, I will refer to non-GAAP financial measures, which exclude stock-based compensation, and unrealized gain and loss on short-term investments. Reconciliation of these non-GAAP measures to comparable GAAP measures is included in our earnings release. Also, unless otherwise noted, the following figures refer to the first quarter of 2026 and comparisons are with the first quarter of 2025. I will now provide the financial highlights. Revenue was $231.3 million, up 34.2%. Revenue for single-wafer cleaning, Tahoe and semi-critical cleaning was $122.5 million, down 5.5% and it represented about 53% of sales for the quarter. As David noted, this included very little contribution from new products. We expect significant shipments of SPM to ramp through the year, followed by revenue contribution in later quarters. For the full year 2026, we do anticipate the mix in cleaning will normalize towards the 65% level, similar to the mix in 2025. Revenue for ECP front-end packaging, furnace and other technologies was $84.2 million, up 204.9% and represented 36.4% of sales for the quarter. The majority was ECP front end, and we had very little contribution from furnace. Revenue from advanced packaging, excluding ECP, services and spares was $24.5 million, up 62% and represented 10.6% of sales for the quarter. Total shipments were $240.7 million, up 53.6%. As David noted, this was driven by solid demand and good execution and also cleaning shipments grew by 32%. Approximately 15% of the shipments were catch-up from tools that were originally scheduled for Q4 delivery. For 2026, we continue to expect shipment growth to outpace revenue growth. Gross margin was 46.5% versus 48.2%. Q1 gross margin was above the midpoint of our long-term target model of 42% to 48% and a good recovery from the low 40% range in Q3 and Q4 of 2025. Favorable product mix and a slightly lower impact from the inventory provision led to the recovery. We maintained our 42% to 48% target range and note that product mix can cause fluctuations on a quarterly basis. Operating expenses were $65.8 million, up 38.5%. R&D was 15% of sales, sales and marketing was 8.3% of sales and G&A was 5.1% of sales. For 2026, we plan for R&D in the 16% to 18%, sales and marketing in the 8% to 9% range and G&A in the 5% to 6% range. Operating income was $41.8 million versus $35.6 million. Operating margin was 18.1% as compared to 20.7%. Long-term, we look to grow our R&D spending in line with revenue, but to show operating leverage in SG&A. Income tax expense was $3.8 million versus $2.2 million. For 2026, we expect our effective tax rate in the 8% to 10% range. Net income attributable to ACM Research was $24.3 million versus $31.3 million. Net income was $24.3 million versus $31.3 million. I just said that. I am -- okay. Our non-GAAP net income excluded $5.6 million in stock-based compensation expense for the first quarter. We anticipate SBC will increase in Q2 due to option grants related to ACM Shanghai stock that were granted in Q1. Net income per diluted share was $0.34 versus $0.46. Now on to the balance sheet and cash flow items. Cash and cash equivalents, restricted cash and time deposits were $1.25 billion at the end of the first quarter of 2026 versus $1.13 billion at the end of 2025. Net cash, which excludes short-term and long-term debt was $924.2 million at quarter end versus $844.5 million at year-end 2025. Total inventory was $738 million versus $702.6 million at year-end 2025. Raw materials were $377.9 million, up $28.3 million quarter-over-quarter. We made additional strategic purchases to support production plans and to mitigate potential supply chain risk. Work in process was $81.6 million, up $20.2 million quarter-over-quarter. Finished goods inventory was $278.4 million, down $13.1 million quarter-over-quarter. Finished goods inventory primarily consists of first tools under evaluation at our customer sites, along with finished goods located at ACM's facilities. Cash used by operations was $29.5 million. Capital expenditures were $22 million. For the full year 2026, we now expect to spend about $175 million in capital expenditures. That concludes our prepared remarks. Let's open the call for any questions that you may have. Operator, please go ahead. Operator: Your first question comes from the line of Suji Desilva with ROTH Capital. Sujeeva De Silva: Can you talk about the cleaning segment and what drove the decline year-over-year in 1Q? And then how it's going to ramp up? What caused that pause? It would be helpful to understand that. David Wang: Okay. Thanks, Suji. Actually, let's put it this way. In 2025 we start to see our cleaning product has been going through the many applications, right, including those mature nodes and all the advanced nodes. So the 2025, we're still facing some difficulty and also problem, right, for those new applications. And with the 12 months, our problem solving with the customer, especially most important in the our Lingang production has started using. So those kind of problems actually we're mostly solving already. And that really show that is, I want to say, last whole year progress also are difficult. That's why we can see impact our Q1 revenue. However, as I said, since we're solving most of the issue, even today, our performance -- some tool performance even outpaced our leading supplier from global. So we see that really growing for our revenue. And you can see that the first quarter, our revenue grow, revenue, I must say our shipment from the cleaning product is a 32% increase year-over-year, right? I give another picture, our project backlog increased from this first 6 months versus last 1 year, first 6 months were almost like 50% increase too for [ the PO receiving ]. So that really shows the momentum continuing. And also in my script, I specifically mentioned about this SPM process. It's really our proprietary technology we are gaining customer interest, especially reach excellent results at the 15-nanoparticle size. That's really show our technology is better than the leading supplier. So we have confidence you can take significant market share in the SPM business, right? We're expecting 15 to 20 tool will deliver to the customer in Asia or in China, too. So anyway, that's, I think, the answer for you. Sujeeva De Silva: Very helpful color. And then, David, just kind of following through on that, with shipments expected to outpace revenue in '26, would we think that '27 should be an above trend year? I mean, obviously, you're not guiding, but just trying to understand the implications of that. David Wang: Well, I mean, '27 is a little bit far away, right? But I want to see that our -- let me put it this way, 2026, we gained a lot of share, I mean, a PO or the customer interest for our cleaning tool, obviously, copper plating tool, right? Copper plating, you can see grows a lot. And also, we see the interest -- people were interested in our furnace and the PECVD and track system. So I want to see that 2027, we see our new product, including, for example, copper plating for panel tools, we're getting into the revenue and shipment picture in 2027. So as I mentioned in a couple of earnings call, with our new product sort of playing into our product line, we see a lot of bigger growth in the next few years and we are supporting ACM's multi-product strategy and continue to grow our long-term revenue. Operator: Your next question comes from the line of Denis Pyatchanin with Needham & Company. Denis Pyatchanin: Just one question from us today. So it looks like the ECP, the front-end packaging, and other technologies segment has been seeing pretty sustained strength, up very significantly both year-over-year and quarter-over-quarter. Can you tell us more about what's doing well in that segment? What kind of customers are adopting, which tools? Just some more color would be great. David Wang: Yes. I want to say that this plating business has been growing a lot, right? Obviously, front end growing and also you can see HBM is also driving. And obviously, advanced packaging for all the 2.5D and application also growing and driving too. So that's really driving factor for the copper plating and also our advanced packaging wet process tool, including coater, developer, wet etcher, PR stripper and cleaning. Operator: Seeing no more questions in the queue, let me turn the call back to Steven Pelayo for closing remarks. Steven C. Pelayo: Great. Thank you. Before we conclude, I just want to give everyone a quick reminder on our upcoming investor conferences. On June 17, we will present at the 16th Annual ROTH London Conference at the Four Seasons Park Lane in London. Attendance at the conference is by invitation only. For interested investors, please contact your respective sales representative to register and schedule one-on-one meetings with the management team. This concludes the call, and you may now disconnect. Take care.