Amtech Systems (STU:AS3) Moat Score: 3/10 (As of Aug. 11, 2026)

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STU:AS3 Amtech Systems Inc STU:AS3
56 GF Score
Price €13.10
GF Value €3.82
Valuation Significantly Overvalued
! 5 Warning Signs
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What is Amtech Systems Moat Score?

Amtech Systems STU:AS3 -1.50% 56 Moat Score is 3 as of Aug. 11, 2026. GuruFocus rates STU:AS3 with a GF Score™ of 56/100 and a GF Value™ of €3.82 (Significantly Overvalued). The stock has 5 warning signs investors should review. Among 996 Semiconductors companies, Amtech Systems ranks better than 86.55% on this metric.

Amtech Systems has the Moat Score of 3, which implies that the company might have No Moat - Very weak/transient advantages.

Amtech Systems has No Moat: Amtech Systems has limited competitive advantages with some proprietary technology but lacks strong brand strength, significant market share, or customer loyalty, resulting in a very weak moat.

Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more.

The company's Moat Score is based on these criteria:

1. Market leadership and sustainable market share
2. Network effects and significant customer switching costs
3. Valuable intellectual property and patents
4. Strong brand strength and deep customer loyalty
5. Durable cost advantages (e.g., economies of scale, proprietary technology)
6. Significant regulatory barriers and exclusive licenses
7. Superior distribution network
8. Strong and sustainable pricing power
9. Consistent and impactful innovation and R&D capabilities

Based on the research, GuruFocus believes Amtech Systems might have No Moat - Very weak/transient advantages.

Amtech Systems  (STU:AS3) Moat Score Explanation

The Moat Score ranges from 0 to 10, with 10 as the highest. GuruFocus divided Moat Score into following 8 categories:

Moat Score Moat Level
10Wide Moat - Exceptionally dominant and durable wide moat
8 - 9Wide Moat - Clear and robust wide moat
7Wide Moat - Entry-level wide moat, clearly possessing durable advantages
6Narrow Moat - Strong narrow moat, clearly distinguishable but not wide
5Narrow Moat - Solid narrow moat
4Narrow Moat - Discernible but modest moat
1 - 3No Moat - Very weak/transient advantages
0No Moat - No discernible moat

Amtech Systems Moat Score Related Terms

STU:AS3 vs ATOM, INTT, TRT: Moat Score Comparison

For the Semiconductor Equipment & Materials subindustry, Amtech Systems's Moat Score, along with its competitors' market caps and Moat Score 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.

Amtech Systems Moat Score vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Amtech Systems's Moat Score distribution charts can be found below:

* The bar in red indicates where Amtech Systems's Moat Score falls into.


STU:AS3
56GF Score
Amtech Systems Inc STU:AS3
Moat Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about Moat Score →
What does a Moat Score of 3 mean?
Amtech Systems (STU:AS3) has a Moat Score of 3 as of Aug. 11, 2026. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. According to the industry distribution chart, Amtech Systems ranks #134 out of 996 companies in the Semiconductors industry, placing it in the top 13.5%.
Is Amtech Systems' Moat Score too high?
Amtech Systems' current Moat Score is 3. Based on the distribution chart, Amtech Systems ranks #134 out of 996 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, Amtech Systems has a GF Score™ of 56/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Amtech Systems' Moat Score compare to ATOM and INTT?
According to the Semiconductors industry distribution chart, Amtech Systems ranks #134 out of 996 companies for Moat Score. This places Amtech Systems in the top 14% of its industry — outperforming the majority of peers. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Moat Score for a Semiconductors company?
A good Moat Score depends on the Semiconductors industry context. However, Moat Score 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 Moat Score mean?
A high Moat Score can signal that a stock is expensive relative to its fundamentals. Moat Score is a ranking system developed by GuruFocus to assess a company's ability to sustain a competitive advantage, rated on a scale from 0 to 10. It takes into account key factors such as market leadership, cost advantages, network effects, customer switching costs, and more. Amtech Systems's current Moat Score is 3. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Amtech Systems stock overvalued right now?
Based on GuruFocus' analysis, Amtech Systems (STU:AS3) is currently considered Significantly Overvalued. The stock's GF Value™ is €3.82, compared to a current price of €13.10 — trading 242.9% above its estimated fair value. The current Moat Score is 3. Amtech Systems' overall GF Score™ is 56/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Moat Score calculated?
Moat Score is calculated from a company's financial statements. For Amtech Systems (STU:AS3), the current Moat Score is 3 as of Aug. 11, 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 Amtech Systems (STU:AS3) Overvalued in 2026?

Based on GuruFocus' analysis, Amtech Systems stock appears to be overvalued. The current stock price of €13.10 is trading 242.9% above its estimated GF Value™ of €3.82. GuruFocus considers Amtech Systems to be Significantly Overvalued.

Key valuation signals for STU:AS3:

  • Moat Score: 3
  • GF Value™: €3.82 vs. price of €13.10 (242.9% above fair value)
  • GF Score™: 56/100 with 5 warning signs

No single metric tells the full story. See the STU:AS3 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Amtech Systems Business Description

Other Exchanges ASYS:USAAS3:Germany
Address 58 South River Drive, Suite 370, Tempe, AZ, USA, 85288
Amtech Systems Inc provides equipment, consumables and services for semiconductor device packaging, wafer production and device fabrication. Its products are used to fabricate and package GPUs for AI applications, SiC and Si power devices, and other optical, analog and digital devices, and are sold to semiconductor packaging, electronic assembly and device fabrication companies. It operates through two segments: Thermal Processing Solutions, which includes conveyorized reflow equipment, high-temperature conveyorized furnaces and diffusion furnaces with maximum revenue; and Semiconductor Fabrication Solutions, which includes consumables, equipment and services for wafer polishing, dicing and cleaning. The majority of revenue is derived from the United States.
56GF Score

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Moat Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€13.10
Price
€3.82
GF Value