Carbon-Based Technology (ROCO:7719) Tax Rate %: -0.01% (As of Jun. 2026)

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ROCO:7719 Carbon-Based Technology Inc ROCO:7719
30 GF Score
Price NT$50.90
GF Value NT$16.83
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Carbon-Based Technology Tax Rate %?

Carbon-Based Technology ROCO:7719 +1.80% 30 Tax Rate % is -0.01% as of Jun. 2026. GuruFocus rates ROCO:7719 with a GF Score™ of 30/100 and a GF Value™ of NT$16.83 (Significantly Overvalued). The stock has 6 warning signs investors should review.

Tax Rate % is calculated as Tax Expense divided by its Pre-Tax Income. Carbon-Based Technology's Tax Expense for the six months ended in Jun. 2026 was NT$0.00 Mil. Carbon-Based Technology's Pre-Tax Income for the six months ended in Jun. 2026 was NT$-26.72 Mil. Therefore, Carbon-Based Technology's Tax Rate % for the quarter that ended in Jun. 2026 was -0.01%.

Carbon-Based Technology Tax Rate % Related Terms

Carbon-Based Technology Tax Rate % Historical Data

* Premium members only.

The historical data trend for Carbon-Based Technology's Tax Rate % 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.

Carbon-Based Technology Tax Rate % Chart

Carbon-Based Technology Annual Data
Trend Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Tax Rate %
Get a 7-Day Free Trial 0.00 0.00 0.00 0.00 0.00

Carbon-Based Technology Semi-Annual Data
Dec20 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25 Jun26
Tax Rate % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 -0.01
ROCO:7719
30GF Score
Carbon-Based Technology Inc ROCO:7719
Tax Rate % is just one metric. See GF Score™, valuation, warning signs, and more.
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Carbon-Based Technology Tax Rate % Calculation

Tax Rate % is the ratio of tax expense divided by pretax income, usually presented in percent.

Carbon-Based Technology's Tax Rate % for the fiscal year that ended in Dec. 2025 is calculated as

Tax Rate %=Tax Expense (A: Dec. 2025 )/Pre-Tax Income (A: Dec. 2025 )
=0/-97.835
=0.00 %

Carbon-Based Technology's Tax Rate % for the quarter that ended in Jun. 2026 is calculated as

Tax Rate %=Tax Expense (Q: Jun. 2026 )/Pre-Tax Income (Q: Jun. 2026 )
=0.003/-26.723
=-0.01 %

* 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 Tax Rate % →
What does a Tax Rate % of -0.01% mean?
Carbon-Based Technology (ROCO:7719) has a Tax Rate % of -0.01% as of Jun. 2026.
Is Carbon-Based Technology's Tax Rate % too high?
Carbon-Based Technology's current Tax Rate % is -0.01%. Overall, Carbon-Based Technology has a GF Score™ of 30/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Carbon-Based Technology's Tax Rate % compare to SPCX and GE?
Carbon-Based Technology's Tax Rate % of -0.01% can be compared against companies in the Aerospace & Defense industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Tax Rate % for an Aerospace & Defense company?
A good Tax Rate % depends on the Aerospace & Defense industry context. However, Tax Rate % 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 Tax Rate % mean?
A high Tax Rate % can signal that a stock is expensive relative to its fundamentals. Carbon-Based Technology's current Tax Rate % is -0.01%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Carbon-Based Technology stock overvalued right now?
Based on GuruFocus' analysis, Carbon-Based Technology (ROCO:7719) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$16.83, compared to a current price of NT$50.90 — trading 202.4% above its estimated fair value. The current Tax Rate % is -0.01%. Carbon-Based Technology's overall GF Score™ is 30/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Tax Rate % calculated?
Tax Rate % is calculated from a company's financial statements. For Carbon-Based Technology (ROCO:7719), the current Tax Rate % is -0.01% 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 Carbon-Based Technology (ROCO:7719) Overvalued in 2026?

Based on GuruFocus' analysis, Carbon-Based Technology stock appears to be overvalued. The current stock price of NT$50.90 is trading 202.4% above its estimated GF Value™ of NT$16.83. GuruFocus considers Carbon-Based Technology to be Significantly Overvalued.

Key valuation signals for ROCO:7719:

  • Tax Rate %: -0.01%
  • GF Value™: NT$16.83 vs. price of NT$50.90 (202.4% above fair value)
  • GF Score™: 30/100 with 6 warning signs

No single metric tells the full story. See the ROCO:7719 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Carbon-Based Technology Business Description

Address No. 2, Gongyequ 36th Road, Xitun District, Taichung, TWN, 407
Carbon-Based Technology Inc is mainly engaged in the research and development and manufacturing of precision composite materials and unmanned aerial vehicle bodies and systems. In addition, the high-end aviation parts manufacturing technology is used to develop the manufacturing and assembly of military large-scale UAV composite material body in an all-round way, and fully contribute to the national defense industry.
30GF Score

Get the complete analysis for ROCO:7719

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

NT$50.90
Price
NT$16.83
GF Value