iSTART-TEK (ROCO:6786) OCF Yield %: -3.33 (As of Jul. 06, 2026)


ROCO:6786 iSTART-TEK Inc ROCO:6786
72 GF Score
Price NT$71.90
GF Value NT$148.87
Valuation Possible Value Trap
! 3 Warning Signs
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What is iSTART-TEK OCF Yield %?

iSTART-TEK ROCO:6786 -1.37% 72 OCF Yield % is -3.33 as of Jul. 06, 2026. GuruFocus rates ROCO:6786 with a GF Score™ of 72/100 and a GF Value™ of NT$148.87 (Possible Value Trap). The stock has 3 warning signs investors should review. Among 1,027 Semiconductors companies, iSTART-TEK ranks worse than 82.67% 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, iSTART-TEK's Trailing 12-Month Cash Flow from Operations is NT$-74.7 Mil, and Market Cap is NT$2,217.3 Mil. Therefore, iSTART-TEK's OCF Yield % for today is -3.33%.

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

ROCO:6786' s OCF Yield % Range Over the Past 10 Years
Min: -14.11   Med: -2.92   Max: -0.55
Current: -3.33


During the past 10 years, the highest OCF Yield % of iSTART-TEK was -0.55%. The lowest was -14.11%. And the median was -2.92%.

ROCO:6786's OCF Yield % is ranked worse than
82.67% of 1027 companies
in the Semiconductors industry
Industry Median: 1.32 vs ROCO:6786: -3.33

iSTART-TEK's OCF Margin % for the quarter that ended in Dec. 2025 was %.


iSTART-TEK 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.


iSTART-TEK OCF Yield % Related Terms


iSTART-TEK OCF Yield % Historical Data

* Premium members only.

The historical data trend for iSTART-TEK'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.

iSTART-TEK OCF Yield % Chart

iSTART-TEK 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 -0.71 -2.99 -4.90 -6.45 -4.63

iSTART-TEK Semi-Annual Data
Dec16 Dec17 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 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 -3.45 -6.87 -5.75 -12.74 -4.46

ROCO:6786 vs NVDA, AVGO, MU: OCF Yield % Comparison

For the Semiconductors subindustry, iSTART-TEK'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.


iSTART-TEK OCF Yield % vs Semiconductors Industry

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

* The bar in red indicates where iSTART-TEK's OCF Yield % falls into.


ROCO:6786
72GF Score
iSTART-TEK Inc ROCO:6786
OCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

iSTART-TEK 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.

iSTART-TEK's OCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

OCF Yield %=Cash Flow from Operations / Market Cap
=-74.749 / 1615.266
=-4.63%

iSTART-TEK'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
=-36.01 * 2 / 1615.266
=-4.46%

* 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 -3.33 mean?
iSTART-TEK (ROCO:6786) has a OCF Yield % of -3.33 as of Jul. 06, 2026. OCF Yield is calculated as Cash Flow from Operations divided by Market Capitalization. View historical data on iSTART-TEK and its competitors. According to the industry distribution chart, iSTART-TEK ranks #849 out of 1027 companies in the Semiconductors industry, placing it in the top 82.7%.
Is iSTART-TEK's OCF Yield % too high?
iSTART-TEK's current OCF Yield % is -3.33. Based on the distribution chart, iSTART-TEK ranks #849 out of 1027 companies in the Semiconductors industry, which is in the bottom quartile relative to peers. Overall, iSTART-TEK has a GF Score™ of 72/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does iSTART-TEK's OCF Yield % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, iSTART-TEK ranks #849 out of 1027 companies for OCF Yield %. This places iSTART-TEK in the lower half of its industry. The industry median OCF Yield % is 1.32. 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 1.32, 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 iSTART-TEK and its competitors. For the Semiconductors industry, the median OCF Yield % is 1.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. iSTART-TEK's current OCF Yield % is -3.33. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is iSTART-TEK stock overvalued right now?
Based on GuruFocus' analysis, iSTART-TEK (ROCO:6786) is currently considered Possible Value Trap. The stock's GF Value™ is NT$148.87, compared to a current price of NT$71.90 — trading 51.7% below its estimated fair value. The current OCF Yield % is -3.33. iSTART-TEK's overall GF Score™ is 72/100 with 3 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 iSTART-TEK (ROCO:6786), the current OCF Yield % is -3.33 as of Jul. 06, 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 iSTART-TEK (ROCO:6786) Overvalued in 2026?

Based on GuruFocus' analysis, iSTART-TEK stock appears to be undervalued. The current stock price of NT$71.90 is trading 51.7% below its estimated GF Value™ of NT$148.87. GuruFocus considers iSTART-TEK to be Possible Value Trap.

Key valuation signals for ROCO:6786:

  • OCF Yield %: -3.33
  • GF Value™: NT$148.87 vs. price of NT$71.90 (51.7% below fair value)
  • GF Score™: 72/100 with 3 warning signs

No single metric tells the full story. See the ROCO:6786 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


iSTART-TEK Business Description

Address No. 6, Taiyuan 1st Street, 5th Floor and 7th Floor, Hsinchu County, Zhubei, TWN, 30288
iSTART-TEK Inc provides testing and repairing technical of memory. The company offers configurable memory testing circuits and software and hardware technology development, licensing service and repairing solutions based on own memory testing and repairing patents. The product portfolio include EZ-BIST and Start V2 and Customized IP.
72GF Score

Get the complete analysis for ROCO:6786

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

NT$71.90
Price
NT$148.87
GF Value