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Formosa Optical Technology CoROCO:5312 -0.33%84 Debt-to-EBITDA is 3.12 as of Jun. 2026, which is 29% above its 10-year median of 2.41. GuruFocus rates ROCO:5312 with a GF Score™ of 84/100 and a GF Value™ of NT$111.91 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 471 Medical Devices & Instruments companies, Formosa Optical Technology Co ranks worse than 73.46% on this metric.
Debt-to-EBITDA measures a company's ability to pay off its debt.
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt. According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
The historical rank and industry rank for Formosa Optical Technology Co's Debt-to-EBITDA or its related term are showing as below:
ROCO:5312'
s Debt-to-EBITDA Range Over the Past 10 Years
Min: 2.01 Med: 2.41 Max: 3.69
Current: 3.39
During the past 13 years, the highest Debt-to-EBITDA Ratio of Formosa Optical Technology Co was 3.69. The lowest was 2.01. And the median was 2.41.
ROCO:5312's Debt-to-EBITDA is ranked worse than 73.46% of 471
companies
in the Medical Devices & Instruments industry
Industry Median: 1.63
vs ROCO:5312: 3.39
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt.
According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
Formosa Optical Technology Co Debt-to-EBITDA Related Terms
Formosa Optical Technology Co Debt-to-EBITDA Historical Data
* 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.
Formosa Optical Technology Co Debt-to-EBITDA Chart
ROCO:5312 vs ISRG, BDX, RMD: Debt-to-EBITDA Comparison
For the Medical Instruments & Supplies subindustry, Formosa Optical Technology Co's Debt-to-EBITDA, along with its competitors' market caps and Debt-to-EBITDA 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.
Formosa Optical Technology Co Debt-to-EBITDA vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Formosa Optical Technology Co's Debt-to-EBITDA distribution charts can be found below:
* The bar in red indicates where Formosa Optical Technology Co's Debt-to-EBITDA 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.
In the calculation of annual Debt-to-EBITDA, the EBITDA of the last fiscal year is used. In calculating the annualized quarterly data,
the EBITDA data used here is four times the quarterly (Jun. 2026) EBITDA data.
Formosa Optical Technology Co (ROCO:5312) has a Debt-to-EBITDA of 3.12 as of Jun. 2026. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Formosa Optical Technology Co. This is 29% above median its historical median of 2.41. Over the past decade, Formosa Optical Technology Co's Debt-to-EBITDA has ranged from 2.01 to 3.69. According to the industry distribution chart, Formosa Optical Technology Co ranks #346 out of 471 companies in the Medical Devices & Instruments industry, placing it in the top 73.5%.
Is Formosa Optical Technology Co's Debt-to-EBITDA too high?
Formosa Optical Technology Co's current Debt-to-EBITDA of 3.12 is 29% above median its 10-year median of 2.41. Over the past 10 years, this metric has ranged from a low of 2.01 to a high of 3.69. The Medical Devices & Instruments industry median Debt-to-EBITDA is 1.63. Formosa Optical Technology Co's value of 3.12 is 91.4% above this industry median. Based on the distribution chart, Formosa Optical Technology Co ranks #346 out of 471 companies in the Medical Devices & Instruments industry, which is below the industry midpoint. Overall, Formosa Optical Technology Co has a GF Score™ of 84/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Formosa Optical Technology Co's Debt-to-EBITDA compare to ISRG and BDX?
According to the Medical Devices & Instruments industry distribution chart, Formosa Optical Technology Co ranks #346 out of 471 companies for Debt-to-EBITDA. This places Formosa Optical Technology Co in the lower half of its industry. The industry median Debt-to-EBITDA is 1.63. Formosa Optical Technology Co's value of 3.12 is 91.4% above this benchmark. Historically, Formosa Optical Technology Co's own Debt-to-EBITDA has ranged from 2.01 to 3.69 over the past decade. While the company's 10-year median is 2.41 vs. the industry median of 1.63, Formosa Optical Technology Co 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 Debt-to-EBITDA for a Medical Devices & Instruments company?
The median Debt-to-EBITDA among Medical Devices & Instruments companies is 1.63, based on 471 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-EBITDA significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-EBITDA should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Formosa Optical Technology Co's current Debt-to-EBITDA of 3.12 is 91.4% 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 Debt-to-EBITDA mean?
A high Debt-to-EBITDA can signal that a stock is expensive relative to its fundamentals. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Formosa Optical Technology Co. For the Medical Devices & Instruments industry, the median Debt-to-EBITDA is 1.63 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Formosa Optical Technology Co's current Debt-to-EBITDA is 3.12, which is 29% above median its own 10-year median of 2.41. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Formosa Optical Technology Co stock overvalued right now?
Based on GuruFocus' analysis, Formosa Optical Technology Co (ROCO:5312) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$111.91, compared to a current price of NT$91.60 — trading 18.1% below its estimated fair value. The current Debt-to-EBITDA is 3.12, which is 29% above median its 10-year median of 2.41 and 91.4% above the Medical Devices & Instruments industry median of 1.63. Formosa Optical Technology Co's overall GF Score™ is 84/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-EBITDA calculated?
Debt-to-EBITDA is calculated from a company's financial statements. For Formosa Optical Technology Co (ROCO:5312), the current Debt-to-EBITDA is 3.12 as of Jun. 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 Formosa Optical Technology Co (ROCO:5312) Overvalued in 2026?
Based on GuruFocus' analysis, Formosa Optical Technology Co stock appears to be undervalued.
The current stock price of NT$91.60 is trading 18.1% below its estimated GF Value™ of NT$111.91.
GuruFocus considers Formosa Optical Technology Co to be Modestly Undervalued.
Key valuation signals for ROCO:5312:
Debt-to-EBITDA: 3.12 (29% above median its 10-year median of 2.41)
GF Value™: NT$111.91 vs. price of NT$91.60 (18.1% below fair value)
Industry Position: 91.4% above the Medical Devices & Instruments median (#346 of 471)
No single metric tells the full story. See the ROCO:5312 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Formosa Optical Technology Co Ltd is mainly engaged in the eyewear business, including optometry services and the retail business selling contact lenses and eye drops. The Group mainly derives revenue from the business divisions of Formosa Optical Technology and Bo Wei Optical, with Formosa Optical Technology generating maximum revenue. The majority of revenue is derived from the sale of glasses. The Group generates the majority of its revenue from Taiwan.
84GF Score
Get the complete analysis for ROCO:5312
Debt-to-EBITDA is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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