ACM ResearchSTU:813 -17.93%81 Market Cap is €5,933.3 Mil as of Jul. 03, 2026. GuruFocus rates STU:813 with a GF Score™ of 81/100 and a GF Value™ of €29.55 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 1,034 Semiconductors companies, ACM Research ranks better than 84.33% on this metric.
Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). ACM Research's share price for the quarter that ended in Mar. 2026 was €33.85. ACM Research's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 66.2 Mil. Therefore, ACM Research's market cap for the quarter that ended in Mar. 2026 was €2,241.4 Mil.
ACM Research's quarterly market cap
increased
from Sep. 2025 (€2,122.1 Mil) to Dec. 2025 (€2,209.8 Mil) and
increased
from Dec. 2025 (€2,209.8 Mil) to Mar. 2026 (€2,241.4 Mil).
ACM Research's annual market cap
declined
from Dec. 2023 (€1,095.4 Mil) to Dec. 2024 (€908.5 Mil) but then
increased
from Dec. 2024 (€908.5 Mil) to Dec. 2025 (€2,209.8 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. ACM Research's Enterprise Value for Today is €5,557.0 Mil.
ACM Research (STU:813) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
ACM Research Market Cap Related Terms
ACM Research Market Cap Historical Data
* Premium members only.
The historical data trend for ACM Research's Market Cap can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
STU:813 vs CAMT, KLIC, UCTT: Market Cap Comparison
For the Semiconductor Equipment & Materials subindustry, ACM Research's Market Cap, along with its competitors' market caps and Market Cap data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
ACM Research Market Cap vs Semiconductors Industry
For the Semiconductors industry and Technology sector, ACM Research's Market Cap distribution charts can be found below:
* The bar in red indicates where ACM Research's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
ACM Research's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
ACM Research (STU:813) has a Market Cap of €5,933.3 Mil as of Jul. 03, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ACM Research and its competitors. According to the industry distribution chart, ACM Research ranks #162 out of 1034 companies in the Semiconductors industry, placing it in the top 15.7%.
Is ACM Research's Market Cap too high?
ACM Research's current Market Cap is €5,933.3 Mil. Based on the distribution chart, ACM Research ranks #162 out of 1034 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, ACM Research has a GF Score™ of 81/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does ACM Research's Market Cap compare to CAMT and KLIC?
According to the Semiconductors industry distribution chart, ACM Research ranks #162 out of 1034 companies for Market Cap. This places ACM Research in the top 16% of its industry — outperforming the majority of peers. The industry median Market Cap is 546.40. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Semiconductors company?
The median Market Cap among Semiconductors companies is 546.40, based on 1,034 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ACM Research and its competitors. For the Semiconductors industry, the median Market Cap is 546.40 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. ACM Research's current Market Cap is €5,933.3 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ACM Research stock overvalued right now?
Based on GuruFocus' analysis, ACM Research (STU:813) is currently considered Significantly Overvalued. The stock's GF Value™ is €29.55, compared to a current price of €84.20 — trading 184.9% above its estimated fair value. The current Market Cap is €5,933.3 Mil. ACM Research's overall GF Score™ is 81/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For ACM Research (STU:813), the current Market Cap is €5,933.3 Mil as of Jul. 03, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is ACM Research (STU:813) Overvalued in 2026?
Based on GuruFocus' analysis, ACM Research stock appears to be overvalued.
The current stock price of €84.20 is trading 184.9% above its estimated GF Value™ of €29.55.
GuruFocus considers ACM Research to be Significantly Overvalued.
Key valuation signals for STU:813:
Market Cap: €5,933.3 Mil
GF Value™: €29.55 vs. price of €84.20 (184.9% above fair value)
No single metric tells the full story. See the STU:813 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
ACM Research Inc supplies capital equipment developed for the semiconductor industry. The company focuses on developing differentiated process solutions that enable effective particle removal, uniform material deposition, and reliable process control for the fabricators of integrated circuits. Its product offerings include wet-cleaning, plating, furnace, PECVD, track, and other front-end processing equipment. Additionally, it develops, manufactures, and sells a range of packaging equipment to wafer assembly and packaging customers. Geographically, the company generates maximum revenue from its customers in Mainland China, and the rest from other regions.
81GF Score
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