Ecocera Optronics Co (ROCO:6597) Buyback Yield %: -13.73 (As of Jul. 19, 2026)

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ROCO:6597 Ecocera Optronics Co Ltd ROCO:6597
88 GF Score
Price NT$63.00
GF Value NT$69.82
Valuation Modestly Undervalued
! 7 Warning Signs
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What is Ecocera Optronics Co Buyback Yield %?

Ecocera Optronics Co ROCO:6597 -5.55% 88 Buyback Yield % is -13.73 as of Jul. 19, 2026. GuruFocus rates ROCO:6597 with a GF Score™ of 88/100 and a GF Value™ of NT$69.82 (Modestly Undervalued). The stock has 7 warning signs investors should review. Among 730 Hardware companies, Ecocera Optronics Co ranks worse than 85.48% on this metric.

Buyback yield is the net repurchase of shares outstanding over the market capital of the company. It is a measure of shareholder return.

Ecocera Optronics Co's current buyback yield was -13.73%.

Ecocera Optronics Co Buyback Yield % Historical Data

* Premium members only.

The historical data trend for Ecocera Optronics Co's Buyback 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.

Ecocera Optronics Co Buyback Yield % Chart

Ecocera Optronics Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Buyback Yield %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -15.95 -3.08 0.00 0.00 -14.53

Ecocera Optronics Co Quarterly Data
Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
Buyback 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 0.00 0.00 0.00 0.00 -14.53

ROCO:6597 vs APH, GLW: Buyback Yield % Comparison

For the Electronic Components subindustry, Ecocera Optronics Co's Buyback Yield %, along with its competitors' market caps and Buyback 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.

Ecocera Optronics Co Buyback Yield % vs Hardware Industry

For the Hardware industry and Technology sector, Ecocera Optronics Co's Buyback Yield % distribution charts can be found below:

* The bar in red indicates where Ecocera Optronics Co's Buyback Yield % falls into.


ROCO:6597
88GF Score
Ecocera Optronics Co Ltd ROCO:6597
Buyback Yield % is just one metric. See GF Score™, valuation, warning signs, and more.
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Ecocera Optronics Co Buyback Yield % Calculation

Buyback yield is a measure of shareholder return.

Ecocera Optronics Co's Buyback Yield for the fiscal year that ended in Dec. 2025 is calculated as

Buyback Yield=Net Issuance of Stock / Market Cap
=- (Repurchase of Stock + Issuance of Stock) / Market Cap
=- (-67.78 + 320.32) / 1737.519
=-14.53%

Ecocera Optronics Co's annualized Buyback Yield for the quarter that ended in Dec. 2025 is calculated as

Buyback Yield=Net Issuance of Stock(TTM) / Market Cap
=- (Repurchase of Stock + Issuance of Stock) (TTM)** / Market Cap
=- (-67.78 + 320.32) / 1737.519
=-14.53%

* 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.

** If the quarter corresponds to the year-end period, we will use the annual Repurchase of Stock and Issuance of Stock data .

Frequently Asked Questions Learn more about Buyback Yield % →
What does a Buyback Yield % of -13.73 mean?
Ecocera Optronics Co (ROCO:6597) has a Buyback Yield % of -13.73 as of Jul. 19, 2026. Share buyback yield equals the net issuance of stock divided by market cap. View historical data on Ecocera Optronics Co and its competitors. According to the industry distribution chart, Ecocera Optronics Co ranks #624 out of 730 companies in the Hardware industry, placing it in the top 85.5%.
Is Ecocera Optronics Co's Buyback Yield % too high?
Ecocera Optronics Co's current Buyback Yield % is -13.73. Based on the distribution chart, Ecocera Optronics Co ranks #624 out of 730 companies in the Hardware industry, which is in the bottom quartile relative to peers. Overall, Ecocera Optronics Co has a GF Score™ of 88/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Ecocera Optronics Co's Buyback Yield % compare to APH and GLW?
According to the Hardware industry distribution chart, Ecocera Optronics Co ranks #624 out of 730 companies for Buyback Yield %. This places Ecocera Optronics Co in the lower half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Buyback Yield % for a Hardware company?
A good Buyback Yield % depends on the Hardware industry context. However, Buyback 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 Buyback Yield % mean?
A high Buyback Yield % can signal that a stock is expensive relative to its fundamentals. Share buyback yield equals the net issuance of stock divided by market cap. View historical data on Ecocera Optronics Co and its competitors. Ecocera Optronics Co's current Buyback Yield % is -13.73. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ecocera Optronics Co stock overvalued right now?
Based on GuruFocus' analysis, Ecocera Optronics Co (ROCO:6597) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$69.82, compared to a current price of NT$63.00 — trading 9.8% below its estimated fair value. The current Buyback Yield % is -13.73. Ecocera Optronics Co's overall GF Score™ is 88/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Buyback Yield % calculated?
Buyback Yield % is calculated from a company's financial statements. For Ecocera Optronics Co (ROCO:6597), the current Buyback Yield % is -13.73 as of Jul. 19, 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 Ecocera Optronics Co (ROCO:6597) Overvalued in 2026?

Based on GuruFocus' analysis, Ecocera Optronics Co stock appears to be undervalued. The current stock price of NT$63.00 is trading 9.8% below its estimated GF Value™ of NT$69.82. GuruFocus considers Ecocera Optronics Co to be Modestly Undervalued.

Key valuation signals for ROCO:6597:

  • Buyback Yield %: -13.73
  • GF Value™: NT$69.82 vs. price of NT$63.00 (9.8% below fair value)
  • GF Score™: 88/100 with 7 warning signs

No single metric tells the full story. See the ROCO:6597 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Ecocera Optronics Co Business Description

Address Nanshan Road, No.303, Section 2, 2nd Floor, Luchu District, Taoyuan, TWN
Ecocera Optronics Co Ltd is a Taiwan-based company engaged in the production of ceramic substrates and ceramic circuit boards. The company's products are used in LED lighting, automotive lighting, mobile phone LED flash, UV, display, and other applications.
88GF Score

Get the complete analysis for ROCO:6597

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

NT$63.00
Price
NT$69.82
GF Value