East Tender Optoelectronics (ROCO:6588) EBIT: NT$-62.5 Mil (TTM As of Dec. 2025)

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ROCO:6588 East Tender Optoelectronics Corp ROCO:6588
55 GF Score
Price NT$81.50
GF Value NT$35.22
Valuation Significantly Overvalued
! 3 Warning Signs
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What is East Tender Optoelectronics EBIT?

East Tender Optoelectronics ROCO:6588 +9.99% 55 EBIT is NT$-62.5 Mil as of Dec. 2025. GuruFocus rates ROCO:6588 with a GF Score™ of 55/100 and a GF Value™ of NT$35.22 (Significantly Overvalued). The stock has 3 warning signs investors should review.

East Tender Optoelectronics's earnings before interest and taxes (EBIT) for the three months ended in Dec. 2025 was NT$14.2 Mil. Its earnings before interest and taxes (EBIT) for the trailing twelve months (TTM) ended in Dec. 2025 was NT$-62.5 Mil.

EBIT or Operating Income is linked to Return on Capital for both regular definition and Joel Greenblatt's definition. East Tender Optoelectronics's annualized ROC % for the quarter that ended in Dec. 2025 was 4.00%. East Tender Optoelectronics's annualized ROC (Joel Greenblatt) % for the quarter that ended in Dec. 2025 was 8.23%.

EBIT is also linked to Joel Greenblatt's definition of earnings yield. East Tender Optoelectronics's Earnings Yield (Joel Greenblatt) % for the quarter that ended in Dec. 2025 was -2.22%.


East Tender Optoelectronics  (ROCO:6588) EBIT Explanation

1. EBIT or Operating Income is linked to Return on Capital for both regular definition and Joel Greenblatt's definition.

East Tender Optoelectronics's annualized ROC % for the quarter that ended in Dec. 2025 is calculated as:

ROC % (Q: Dec. 2025 )
=NOPAT/Average Invested Capital
=Operating Income * ( 1 - Tax Rate % )/( (Invested Capital (Q: Sep. 2025 ) + Invested Capital (Q: Dec. 2025 ))/ count )
=31.968 * ( 1 - 0.14% )/( (765.745 + 831.531)/ 2 )
=31.9232448/798.638
=4.00 %

where

Invested Capital(Q: Sep. 2025 )
=Total Assets - Accounts Payable & Accrued Expense - Excess Cash
=Total Assets - Accounts Payable & Accrued Expense - ( Cash, Cash Equivalents, Marketable Securities - max(0, Total Current Liabilities - Total Current Assets+Cash, Cash Equivalents, Marketable Securities))
=1131.979 - 21.254 - ( 370.792 - max(0, 128.787 - 473.767+370.792))
=765.745

Invested Capital(Q: Dec. 2025 )
=Total Assets - Accounts Payable & Accrued Expense - Excess Cash
=Total Assets - Accounts Payable & Accrued Expense - ( Cash, Cash Equivalents, Marketable Securities - max(0, Total Current Liabilities - Total Current Assets+Cash, Cash Equivalents, Marketable Securities))
=1193.951 - 3.937 - ( 378.269 - max(0, 164.461 - 522.944+378.269))
=831.531

Note: The Operating Income data used here is four times the quarterly (Dec. 2025) data.

2. Joel Greenblatt's definition of Return on Capital:

East Tender Optoelectronics's annualized ROC (Joel Greenblatt) % for the quarter that ended in Dec. 2025 is calculated as:

ROC (Joel Greenblatt) %(Q: Dec. 2025 )
=EBIT/Average of (Net fixed Assets + Net Working Capital)
=EBIT/Average of (Property, Plant and Equipment+Net Working Capital)
     Q: Sep. 2025  Q: Dec. 2025
=EBIT/( ( (Property, Plant and Equipment + Net Working Capital) + (Property, Plant and Equipment + Net Working Capital) )/ count )
=56.96/( ( (602.463 + max(79.621, 0)) + (615.489 + max(86.557, 0)) )/ 2 )
=56.96/( ( 682.084 + 702.046 )/ 2 )
=56.96/692.065
=8.23 %

where Working Capital is:

Working Capital(Q: Sep. 2025 )
=(Accounts Receivable + Total Inventories + Other Current Assets) - (Accounts Payable & Accrued Expense + Defer. Rev. + Other Current Liabilities)
=(34.761 + 44.115 + 24.094) - (21.254 + 0 + 2.095)
=79.621

Working Capital(Q: Dec. 2025 )
=(Accounts Receivable + Total Inventories + Other Current Assets) - (Accounts Payable & Accrued Expense + Defer. Rev. + Other Current Liabilities)
=(37.418 + 80.108 + 27.149) - (3.937 + 0 + 54.181)
=86.557

When net working capital is negative, 0 is used.

Note: The EBIT data used here is four times the quarterly (Dec. 2025) EBIT data.

3. It is also linked to Joel Greenblatt's definition of Earnings Yield:

East Tender Optoelectronics's Earnings Yield (Joel Greenblatt) % for today is calculated as:

Earnings Yield (Joel Greenblatt) %=EBIT (TTM)/Enterprise Value (Q: Dec. 2025 )
=-62.474/2819.555
=-2.22 %

* 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.


East Tender Optoelectronics EBIT Related Terms


East Tender Optoelectronics EBIT Historical Data

* Premium members only.

The historical data trend for East Tender Optoelectronics's EBIT 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.

East Tender Optoelectronics EBIT Chart

East Tender Optoelectronics Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
EBIT
Get a 7-Day Free Trial Premium Member Only Premium Member Only 10.94 -20.97 -78.97 -121.86 -62.47

East Tender Optoelectronics Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
EBIT Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -53.78 -24.31 -34.02 -18.38 14.24

ROCO:6588 vs NVDA, AVGO, MU: EBIT Comparison

For the Semiconductors subindustry, East Tender Optoelectronics's EV-to-EBIT, along with its competitors' market caps and EV-to-EBIT 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.


East Tender Optoelectronics EV-to-EBIT vs Semiconductors Industry

For the Semiconductors industry and Technology sector, East Tender Optoelectronics's EV-to-EBIT distribution charts can be found below:

* The bar in red indicates where East Tender Optoelectronics's EV-to-EBIT falls into.


ROCO:6588
55GF Score
East Tender Optoelectronics Corp ROCO:6588
EBIT is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

East Tender Optoelectronics EBIT Calculation

EBIT, sometimes also called Earnings Before Interest and Taxes, is a measure of a firm's profit that includes all expenses except interest and income tax expenses. It is the difference between operating revenues and operating expenses. When a firm does not have non-operating income, then Operating Income is sometimes used as a synonym for EBIT and operating profit.

EBIT for the trailing twelve months (TTM) ended in Dec. 2025 adds up the quarterly data reported by the company within the most recent 12 months, which was NT$-62.5 Mil.

* 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.

Frequently Asked Questions Learn more about EBIT →
What does a EBIT of NT$-62.5 Mil mean?
East Tender Optoelectronics (ROCO:6588) has a EBIT of NT$-62.5 Mil as of Dec. 2025. Earnings before interest and taxes is the difference between operating revenue and operating expenses. View historical data on East Tender Optoelectronics.
Is East Tender Optoelectronics' EBIT too high?
East Tender Optoelectronics' current EBIT is NT$-62.5 Mil. Overall, East Tender Optoelectronics has a GF Score™ of 55/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does East Tender Optoelectronics' EBIT compare to NVDA and AVGO?
East Tender Optoelectronics' EBIT of NT$-62.5 Mil can be compared against companies in the Semiconductors industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good EBIT for a Semiconductors company?
A good EBIT depends on the Semiconductors industry context. However, EBIT 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 EBIT mean?
A high EBIT can signal that a stock is expensive relative to its fundamentals. Earnings before interest and taxes is the difference between operating revenue and operating expenses. View historical data on East Tender Optoelectronics. East Tender Optoelectronics's current EBIT is NT$-62.5 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is East Tender Optoelectronics stock overvalued right now?
Based on GuruFocus' analysis, East Tender Optoelectronics (ROCO:6588) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$35.22, compared to a current price of NT$81.50 — trading 131.4% above its estimated fair value. The current EBIT is NT$-62.5 Mil. East Tender Optoelectronics' overall GF Score™ is 55/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is EBIT calculated?
EBIT is calculated from a company's financial statements. For East Tender Optoelectronics (ROCO:6588), the current EBIT is NT$-62.5 Mil 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 East Tender Optoelectronics (ROCO:6588) Overvalued in 2026?

Based on GuruFocus' analysis, East Tender Optoelectronics stock appears to be overvalued. The current stock price of NT$81.50 is trading 131.4% above its estimated GF Value™ of NT$35.22. GuruFocus considers East Tender Optoelectronics to be Significantly Overvalued.

Key valuation signals for ROCO:6588:

  • EBIT: NT$-62.5 Mil
  • GF Value™: NT$35.22 vs. price of NT$81.50 (131.4% above fair value)
  • GF Score™: 55/100 with 3 warning signs

No single metric tells the full story. See the ROCO:6588 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


East Tender Optoelectronics Business Description

Address No. 70, Section 2, Ligong 1st Road, Wujie Township, Yilan, TWN
East Tender Optoelectronics Corp is a Taiwan-based company engaged in developing and providing optical coating products and services. It offers narrow-band and broad-band filter chips.
55GF Score

Get the complete analysis for ROCO:6588

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

NT$81.50
Price
NT$35.22
GF Value