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Keystone MicrotechROCO:6683 -8.16%79 EBITDA Margin % is 35.73% as of Dec. 2025, which is 0% below its 10-year median of 35.81. GuruFocus rates ROCO:6683 with a GF Score™ of 79/100 and a GF Value™ of NT$486.03 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 1,023 Semiconductors companies, Keystone Microtech ranks better than 82.21% on this metric.
EBITDA Margin % is calculated as EBITDA divided by its Revenue. Keystone Microtech's EBITDA for the
three
months ended in Dec. 2025 was NT$207 Mil. Keystone Microtech's Revenue for the
three
months ended in Dec. 2025 was NT$580 Mil. Therefore, Keystone Microtech's EBITDA margin for the quarter that ended in Dec. 2025 was 35.73%.
EBITDA Margin % is the ratio of EBITDA divided by net sales or Revenue. It is an performance metric measuring company's operating profitability. EBITDA Margin takes depreciation and amortization, interest expense and tax into account, which makes it easy to compare the relative profitability of companies of different sizes in the same industry.
Keystone Microtech EBITDA Margin % Related Terms
Keystone Microtech EBITDA Margin % Historical Data
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The historical data trend for Keystone Microtech's EBITDA Margin % 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.
ROCO:6683 vs AMAT, LRCX, KLAC: EBITDA Margin % Comparison
For the Semiconductor Equipment & Materials subindustry, Keystone Microtech's EBITDA Margin %, along with its competitors' market caps and EBITDA Margin % 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.
Keystone Microtech EBITDA Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Keystone Microtech's EBITDA Margin % distribution charts can be found below:
* The bar in red indicates where Keystone Microtech's EBITDA Margin % falls into.
* 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.
Keystone Microtech (ROCO:6683) has a EBITDA Margin % of 35.73% as of Dec. 2025. EBITDA Margin is the ratio of EBITDA divided by net sales or Revenue, usually presented in percent. View historical data on Keystone Microtech and its competitors. This is near median its historical median of 35.81. Over the past decade, Keystone Microtech's EBITDA Margin % has ranged from 28.86 to 39.48. According to the industry distribution chart, Keystone Microtech ranks #182 out of 1023 companies in the Semiconductors industry, placing it in the top 17.8%.
Is Keystone Microtech's EBITDA Margin % too high?
Keystone Microtech's current EBITDA Margin % of 35.73% is near median its 10-year median of 35.81. Over the past 10 years, this metric has ranged from a low of 28.86 to a high of 39.48. The Semiconductors industry median EBITDA Margin % is 10.71. Keystone Microtech's value of 35.73% is 233.6% above this industry median. Based on the distribution chart, Keystone Microtech ranks #182 out of 1023 companies in the Semiconductors industry, which is in the top quartile — a strong position relative to peers. Overall, Keystone Microtech has a GF Score™ of 79/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Keystone Microtech's EBITDA Margin % compare to AMAT and LRCX?
According to the Semiconductors industry distribution chart, Keystone Microtech ranks #182 out of 1023 companies for EBITDA Margin %. This places Keystone Microtech in the top 18% of its industry — outperforming the majority of peers. The industry median EBITDA Margin % is 10.71. Keystone Microtech's value of 35.73% is 233.6% above this benchmark. Historically, Keystone Microtech's own EBITDA Margin % has ranged from 28.86 to 39.48 over the past decade. While the company's 10-year median is 35.81 vs. the industry median of 10.71, Keystone Microtech has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good EBITDA Margin % for a Semiconductors company?
The median EBITDA Margin % among Semiconductors companies is 10.71, based on 1,023 companies in the industry. Companies in the top quartile (top 25%) have a EBITDA Margin % significantly above this median, while those in the bottom quartile fall well below. However, EBITDA Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Keystone Microtech's current EBITDA Margin % of 35.73% is 233.6% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high EBITDA Margin % mean?
A high EBITDA Margin % can signal that a stock is expensive relative to its fundamentals. EBITDA Margin is the ratio of EBITDA divided by net sales or Revenue, usually presented in percent. View historical data on Keystone Microtech and its competitors. For the Semiconductors industry, the median EBITDA Margin % is 10.71 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Keystone Microtech's current EBITDA Margin % is 35.73%, which is near median its own 10-year median of 35.81. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Keystone Microtech stock overvalued right now?
Based on GuruFocus' analysis, Keystone Microtech (ROCO:6683) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$486.03, compared to a current price of NT$1,350.00 — trading 177.8% above its estimated fair value. The current EBITDA Margin % is 35.73%, which is near median its 10-year median of 35.81 and 233.6% above the Semiconductors industry median of 10.71. Keystone Microtech's overall GF Score™ is 79/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is EBITDA Margin % calculated?
EBITDA Margin % is calculated from a company's financial statements. For Keystone Microtech (ROCO:6683), the current EBITDA Margin % is 35.73% as of Dec. 2025. 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 Keystone Microtech (ROCO:6683) Overvalued in 2026?
Based on GuruFocus' analysis, Keystone Microtech stock appears to be overvalued.
The current stock price of NT$1,350.00 is trading 177.8% above its estimated GF Value™ of NT$486.03.
GuruFocus considers Keystone Microtech to be Significantly Overvalued.
Key valuation signals for ROCO:6683:
EBITDA Margin %: 35.73% (near median its 10-year median of 35.81)
GF Value™: NT$486.03 vs. price of NT$1,350.00 (177.8% above fair value)
Industry Position: 233.6% above the Semiconductors median (#182 of 1023)
No single metric tells the full story. See the ROCO:6683 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Keystone Microtech Corp operates as a semiconductor device manufacturing company. The company is mainly an important operating department engaged in the manufacture and sale of various circuit testing solutions for semiconductors, including IC front-end test solutions (probe cards and substrates), IC back-end test solutions (load boards and burn-in boards), and other related testing boards. Geographically, it operates in Taiwan and other regions, out of which the majority of its revenue is derived from Taiwan.
79GF Score
Get the complete analysis for ROCO:6683
EBITDA Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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