TacBright Optronics (ROCO:6434) EBITDA Margin %: 13.73% (As of Dec. 2025) — 39% Below Median


ROCO:6434 TacBright Optronics Corp ROCO:6434
40 GF Score
Price NT$18.10
GF Value NT$4.06
Valuation Significantly Overvalued
! 2 Warning Signs
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What is TacBright Optronics EBITDA Margin %?

TacBright Optronics ROCO:6434 -5.24% 40 EBITDA Margin % is 13.73% as of Dec. 2025, which is 39% below its 10-year median of 22.66. GuruFocus rates ROCO:6434 with a GF Score™ of 40/100 and a GF Value™ of NT$4.06 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 1,585 Chemicals companies, TacBright Optronics ranks better than 70.54% on this metric.

EBITDA Margin % is calculated as EBITDA divided by its Revenue. TacBright Optronics's EBITDA for the six months ended in Dec. 2025 was NT$79 Mil. TacBright Optronics's Revenue for the six months ended in Dec. 2025 was NT$575 Mil. Therefore, TacBright Optronics's EBITDA margin for the quarter that ended in Dec. 2025 was 13.73%.


TacBright Optronics  (ROCO:6434) EBITDA Margin % Explanation

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.


TacBright Optronics EBITDA Margin % Related Terms


TacBright Optronics EBITDA Margin % Historical Data

* Premium members only.

The historical data trend for TacBright Optronics'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.

TacBright Optronics EBITDA Margin % Chart

TacBright Optronics Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
EBITDA Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 30.05 36.45 21.10 24.22 15.44

TacBright Optronics Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
EBITDA Margin % 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 21.50 27.88 20.06 16.98 13.73

ROCO:6434 vs LIN, SHW, ECL: EBITDA Margin % Comparison

For the Specialty Chemicals subindustry, TacBright Optronics'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.


TacBright Optronics EBITDA Margin % vs Chemicals Industry

For the Chemicals industry and Basic Materials sector, TacBright Optronics's EBITDA Margin % distribution charts can be found below:

* The bar in red indicates where TacBright Optronics's EBITDA Margin % falls into.


ROCO:6434
40GF Score
TacBright Optronics Corp ROCO:6434
EBITDA Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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TacBright Optronics EBITDA Margin % Calculation

EBITDA margin is the ratio of EBITDA divided by net sales or Revenue, usually presented in percent.

TacBright Optronics's EBITDA Margin % for the fiscal year that ended in Dec. 2025 is calculated as

EBITDA Margin %=EBITDA (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=187.293/1213.152
=15.44 %

TacBright Optronics's EBITDA Margin % for the quarter that ended in Dec. 2025 is calculated as

EBITDA Margin %=EBITDA (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=78.903/574.748
=13.73 %

* 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 EBITDA Margin % →
What does a EBITDA Margin % of 13.73% mean?
TacBright Optronics (ROCO:6434) has a EBITDA Margin % of 13.73% 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 TacBright Optronics and its competitors. This is 39% below median its historical median of 22.66. According to the industry distribution chart, TacBright Optronics ranks #467 out of 1585 companies in the Chemicals industry, placing it in the top 29.5%.
Is TacBright Optronics' EBITDA Margin % too high?
TacBright Optronics' current EBITDA Margin % of 13.73% is 39% below median its 10-year median of 22.66. The Chemicals industry median EBITDA Margin % is 9.63. TacBright Optronics' value of 13.73% is 42.6% above this industry median. Based on the distribution chart, TacBright Optronics ranks #467 out of 1585 companies in the Chemicals industry, which is above the industry midpoint. Overall, TacBright Optronics has a GF Score™ of 40/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does TacBright Optronics' EBITDA Margin % compare to LIN and SHW?
According to the Chemicals industry distribution chart, TacBright Optronics ranks #467 out of 1585 companies for EBITDA Margin %. This puts TacBright Optronics in the upper half of its industry. The industry median EBITDA Margin % is 9.63. TacBright Optronics' value of 13.73% is 42.6% above this benchmark. While the company's 10-year median is 22.66 vs. the industry median of 9.63, TacBright Optronics 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 Chemicals company?
The median EBITDA Margin % among Chemicals companies is 9.63, based on 1,585 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. TacBright Optronics's current EBITDA Margin % of 13.73% is 42.6% 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 TacBright Optronics and its competitors. For the Chemicals industry, the median EBITDA Margin % is 9.63 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. TacBright Optronics's current EBITDA Margin % is 13.73%, which is 39% below median its own 10-year median of 22.66. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is TacBright Optronics stock overvalued right now?
Based on GuruFocus' analysis, TacBright Optronics (ROCO:6434) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$4.06, compared to a current price of NT$18.10 — trading 345.8% above its estimated fair value. The current EBITDA Margin % is 13.73%, which is 39% below median its 10-year median of 22.66 and 42.6% above the Chemicals industry median of 9.63. TacBright Optronics' overall GF Score™ is 40/100 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 TacBright Optronics (ROCO:6434), the current EBITDA Margin % is 13.73% 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 TacBright Optronics (ROCO:6434) Overvalued in 2026?

Based on GuruFocus' analysis, TacBright Optronics stock appears to be overvalued. The current stock price of NT$18.10 is trading 345.8% above its estimated GF Value™ of NT$4.06. GuruFocus considers TacBright Optronics to be Significantly Overvalued.

Key valuation signals for ROCO:6434:

  • EBITDA Margin %: 13.73% (39% below median its 10-year median of 22.66)
  • GF Value™: NT$4.06 vs. price of NT$18.10 (345.8% above fair value)
  • GF Score™: 40/100 with 2 warning signs
  • Industry Position: 42.6% above the Chemicals median (#467 of 1585)

No single metric tells the full story. See the ROCO:6434 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


TacBright Optronics Business Description

Address No. 3, Kebei 2nd Road, Hsinchu Science Industrial Park, Miaoli County, ZhunanTownship, Hsinchu, TWN
TacBright Optronics Corp is engaged in synthetic resin and plastic manufacturing, surface treatment, wholesale and retail of chemical raw materials, and electronics. Wholesale and retail of sub-materials and manufacturing of precision chemical materials.
40GF Score

Get the complete analysis for ROCO:6434

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

NT$18.10
Price
NT$4.06
GF Value