Sunflex Technology (ROCO:3390) FCF Yield %: -21.39 (As of Jul. 07, 2026)


ROCO:3390 Sunflex Technology Corp ROCO:3390
62 GF Score
Price NT$27.00
GF Value NT$19.99
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Sunflex Technology FCF Yield %?

Sunflex Technology ROCO:3390 -0.71% 62 FCF Yield % is -21.39 as of Jul. 07, 2026. GuruFocus rates ROCO:3390 with a GF Score™ of 62/100 and a GF Value™ of NT$19.99 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 2,492 Hardware companies, Sunflex Technology ranks worse than 92.3% on this metric.

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

As of today, Sunflex Technology's Trailing 12-Month Free Cash Flow is NT$-472.1 Mil, and Market Cap is NT$2,206.9 Mil. Therefore, Sunflex Technology's FCF Yield % for today is -21.39%.

The historical rank and industry rank for Sunflex Technology's FCF Yield % or its related term are showing as below:

ROCO:3390' s FCF Yield % Range Over the Past 10 Years
Min: -29.4   Med: 1.62   Max: 34.7
Current: -21.39


During the past 13 years, the highest FCF Yield % of Sunflex Technology was 34.70%. The lowest was -29.40%. And the median was 1.62%.

ROCO:3390's FCF Yield % is ranked worse than
92.3% of 2492 companies
in the Hardware industry
Industry Median: 0.19 vs ROCO:3390: -21.39

Sunflex Technology's FCF Margin % for the quarter that ended in Dec. 2025 was -27.67%.


Sunflex Technology FCF Yield % Explanation

Similar to Earnings Yield %, FCF 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 free 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.


Sunflex Technology FCF Yield % Related Terms


Sunflex Technology FCF Yield % Historical Data

* Premium members only.

The historical data trend for Sunflex Technology's FCF 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.

Sunflex Technology FCF Yield % Chart

Sunflex Technology Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
FCF Yield %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -1.97 9.28 8.95 3.76 -24.06

Sunflex Technology Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
FCF 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 -3.87 -73.42 -3.83 -12.84 -12.20

ROCO:3390 vs APH, GLW: FCF Yield % Comparison

For the Electronic Components subindustry, Sunflex Technology's FCF Yield %, along with its competitors' market caps and FCF 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.


Sunflex Technology FCF Yield % vs Hardware Industry

For the Hardware industry and Technology sector, Sunflex Technology's FCF Yield % distribution charts can be found below:

* The bar in red indicates where Sunflex Technology's FCF Yield % falls into.


ROCO:3390
62GF Score
Sunflex Technology Corp ROCO:3390
FCF Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Sunflex Technology FCF Yield % Calculation

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

Sunflex Technology's FCF Yield % for the fiscal year that ended in Dec. 2025 is calculated as

FCF Yield %=Free Cash Flow / Market Cap
=-472.081 / 1962.1063
=-24.06%

Sunflex Technology's annualized FCF Yield % for the quarter that ended in Dec. 2025 is calculated as

FCF Yield %=Free Cash Flow * Annualized Factor / Market Cap
=-59.844 * 4 / 1962.1063
=-12.20%

* 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 FCF Yield % →
What does a FCF Yield % of -21.39 mean?
Sunflex Technology (ROCO:3390) has a FCF Yield % of -21.39 as of Jul. 07, 2026. FCF Yield is calculated as Free Cash Flow divided by Market Capitalization. View historical data on Sunflex Technology and its competitors. According to the industry distribution chart, Sunflex Technology ranks #2300 out of 2492 companies in the Hardware industry, placing it in the top 92.3%.
Is Sunflex Technology's FCF Yield % too high?
Sunflex Technology's current FCF Yield % is -21.39. Based on the distribution chart, Sunflex Technology ranks #2300 out of 2492 companies in the Hardware industry, which is in the bottom quartile relative to peers. Overall, Sunflex Technology has a GF Score™ of 62/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Sunflex Technology's FCF Yield % compare to APH and GLW?
According to the Hardware industry distribution chart, Sunflex Technology ranks #2300 out of 2492 companies for FCF Yield %. This places Sunflex Technology in the lower half of its industry. The industry median FCF Yield % is 0.19. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good FCF Yield % for a Hardware company?
The median FCF Yield % among Hardware companies is 0.19, based on 2,492 companies in the industry. Companies in the top quartile (top 25%) have a FCF Yield % significantly above this median, while those in the bottom quartile fall well below. However, FCF 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 FCF Yield % mean?
A high FCF Yield % can signal that a stock is expensive relative to its fundamentals. FCF Yield is calculated as Free Cash Flow divided by Market Capitalization. View historical data on Sunflex Technology and its competitors. For the Hardware industry, the median FCF Yield % is 0.19 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Sunflex Technology's current FCF Yield % is -21.39. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Sunflex Technology stock overvalued right now?
Based on GuruFocus' analysis, Sunflex Technology (ROCO:3390) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$19.99, compared to a current price of NT$27.00 — trading 35.1% above its estimated fair value. The current FCF Yield % is -21.39. Sunflex Technology's overall GF Score™ is 62/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Yield % calculated?
FCF Yield % is calculated from a company's financial statements. For Sunflex Technology (ROCO:3390), the current FCF Yield % is -21.39 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 Sunflex Technology (ROCO:3390) Overvalued in 2026?

Based on GuruFocus' analysis, Sunflex Technology stock appears to be overvalued. The current stock price of NT$27.00 is trading 35.1% above its estimated GF Value™ of NT$19.99. GuruFocus considers Sunflex Technology to be Significantly Overvalued.

Key valuation signals for ROCO:3390:

  • FCF Yield %: -21.39
  • GF Value™: NT$19.99 vs. price of NT$27.00 (35.1% above fair value)
  • GF Score™: 62/100 with 6 warning signs

No single metric tells the full story. See the ROCO:3390 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Sunflex Technology Business Description

Address No. 522, Nanshang Road, Guishan District, Taoyuan, TWN, 333014
Sunflex Technology Corp is the manufacture of electronic components and international trades. It provides single and double-sided flexible PCBs that are applied in the manufacturing of mobile phones, notebook computers, disk players, and LCDs. The company applications include touch panels, liquid crystal module, computer accessories, and a light bar. The Company's operating revenue is mainly derived from the production and sales of customized flexible circuit boards.
62GF Score

Get the complete analysis for ROCO:3390

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

NT$27.00
Price
NT$19.99
GF Value