Tekcore Co (ROCO:3339) OCF Yield %: -1.78 (As of Jul. 07, 2026)


ROCO:3339 Tekcore Co Ltd ROCO:3339
51 GF Score
Price NT$38.10
GF Value NT$39.46
Valuation Fairly Valued
! 4 Warning Signs
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What is Tekcore Co OCF Yield %?

Tekcore Co ROCO:3339 -2.60% 51 OCF Yield % is -1.78 as of Jul. 07, 2026. GuruFocus rates ROCO:3339 with a GF Score™ of 51/100 and a GF Value™ of NT$39.46 (Fairly Valued). The stock has 4 warning signs investors should review. Among 1,027 Semiconductors companies, Tekcore Co ranks worse than 78.77% on this metric.

OCF Yield % is calculated as Cash Flow from Operations divided by Market Capitalization. It is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

As of today, Tekcore Co's Trailing 12-Month Cash Flow from Operations is NT$-51.3 Mil, and Market Cap is NT$2,816.1 Mil. Therefore, Tekcore Co's OCF Yield % for today is -1.78%.

The historical rank and industry rank for Tekcore Co's OCF Yield % or its related term are showing as below:

ROCO:3339' s OCF Yield % Range Over the Past 10 Years
Min: -12.9   Med: 7.16   Max: 42.98
Current: -1.78


During the past 13 years, the highest OCF Yield % of Tekcore Co was 42.98%. The lowest was -12.90%. And the median was 7.16%.

ROCO:3339's OCF Yield % is ranked worse than
78.77% of 1027 companies
in the Semiconductors industry
Industry Median: 1.34 vs ROCO:3339: -1.78

Tekcore Co's OCF Margin % for the quarter that ended in Dec. 2025 was %.


Tekcore Co OCF Yield % Explanation

Similar to Earnings Yield %, OCF Yield % is financial solvency ratio. A lower ratio suggests a less attractive investment, indicating that investors might not receive substantial returns in proportion to their investment. Conversely, a high operating cash flow yield signals that a company generates sufficient cash to comfortably meet its debts, obligations, and dividend payments, making it a promising investment choice.


Tekcore Co OCF Yield % Related Terms


Tekcore Co OCF Yield % Historical Data

* Premium members only.

The historical data trend for Tekcore Co's OCF Yield % 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.

Tekcore Co OCF Yield % Chart

Tekcore Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Yield %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 2.37 9.57 3.94 1.31 -3.22

Tekcore Co Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
OCF Yield % 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 5.57 1.06 -2.46 -1.58 -8.41

ROCO:3339 vs NVDA, AVGO, MU: OCF Yield % Comparison

For the Semiconductors subindustry, Tekcore Co's OCF Yield %, along with its competitors' market caps and OCF Yield % 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.


Tekcore Co OCF Yield % vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Tekcore Co's OCF Yield % distribution charts can be found below:

* The bar in red indicates where Tekcore Co's OCF Yield % falls into.


ROCO:3339
51GF Score
Tekcore Co Ltd ROCO:3339
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Tekcore Co OCF Yield % Calculation

OCF Yield % is a financial solvency ratio that compares the operating cash flow a company is expected to earn against its market value.

Tekcore Co's OCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=-51.34 / 1592.2465
=-3.22%

Tekcore Co's annualized OCF Yield % for the quarter that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations * Annualized Factor / Market Cap
=-33.474 * 4 / 1592.2465
=-8.41%

* 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 OCF Yield % →
What does a OCF Yield % of -1.78 mean?
Tekcore Co (ROCO:3339) has a OCF Yield % of -1.78 as of Jul. 07, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Tekcore Co and its competitors. According to the industry distribution chart, Tekcore Co ranks #809 out of 1027 companies in the Semiconductors industry, placing it in the top 78.8%.
Is Tekcore Co's OCF Yield % too high?
Tekcore Co's current OCF Yield % is -1.78. Based on the distribution chart, Tekcore Co ranks #809 out of 1027 companies in the Semiconductors industry, which is in the bottom quartile relative to peers. Overall, Tekcore Co has a GF Score™ of 51/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Tekcore Co's OCF Yield % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Tekcore Co ranks #809 out of 1027 companies for OCF Yield %. This places Tekcore Co in the lower half of its industry. The industry median OCF Yield % is 1.34. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Yield % for a Semiconductors company?
The median OCF Yield % among Semiconductors companies is 1.34, based on 1,027 companies in the industry. Companies in the top quartile (top 25%) have a OCF Yield % significantly above this median, while those in the bottom quartile fall well below. However, OCF Yield % 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 OCF Yield % mean?
A high OCF Yield % can signal that a stock is expensive relative to its fundamentals. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on Tekcore Co and its competitors. For the Semiconductors industry, the median OCF Yield % is 1.34 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tekcore Co's current OCF Yield % is -1.78. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tekcore Co stock overvalued right now?
Based on GuruFocus' analysis, Tekcore Co (ROCO:3339) is currently considered Fairly Valued. The stock's GF Value™ is NT$39.46, compared to a current price of NT$38.10 — trading 3.4% below its estimated fair value. The current OCF Yield % is -1.78. Tekcore Co's overall GF Score™ is 51/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Yield % calculated?
OCF Yield % is calculated from a company's financial statements. For Tekcore Co (ROCO:3339), the current OCF Yield % is -1.78 as of Jul. 07, 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 Tekcore Co (ROCO:3339) Overvalued in 2026?

Based on GuruFocus' analysis, Tekcore Co stock appears to be undervalued. The current stock price of NT$38.10 is trading 3.4% below its estimated GF Value™ of NT$39.46. GuruFocus considers Tekcore Co to be Fairly Valued.

Key valuation signals for ROCO:3339:

  • OCF Yield %: -1.78
  • GF Value™: NT$39.46 vs. price of NT$38.10 (3.4% below fair value)
  • GF Score™: 51/100 with 4 warning signs

No single metric tells the full story. See the ROCO:3339 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Tekcore Co Business Description

Address No. 18, Ziqiang 3rd Road, Nan-Kung Industrial Zone, Nantou County, Nantou, TWN
Tekcore Co Ltd engages in the manufacturing and sales of epitaxial wafers and chips for light-emitting diodes. The company specializes in high-brightness chips in green, blue, and ultraviolet wavelengths, as well as red, yellow, and orange chips to cover the various spectra of visible light. Its products are used in various applications, including large-scale displays and billboards; optical fiber cables; indicator lights; LCD and projection backlighting; low-light environments; miniaturized light sources; cell phones, cameras, and other small electronic displays.
51GF Score

Get the complete analysis for ROCO:3339

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

NT$38.10
Price
NT$39.46
GF Value