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Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.
3-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past three years. It is calculated as the annualized percentage change in shares outstanding from three years ago to the current year. A positive ratio may indicate share buybacks over the period, while a zero or negative ratio may reflect no repurchases or potential share issuance. ProMOS Technologies's current 3-Year Share Buyback Ratio was 0.00%.
The historical rank and industry rank for ProMOS Technologies's 3-Year Share Buyback Ratio or its related term are showing as below:
During the past 13 years, ProMOS Technologies's highest 3-Year Share Buyback Ratio was 87.50%. The lowest was -108.00%. And the median was 0.00%.
LUX:PROTFPC's 3-Year Share Buyback Ratio is not ranked *
in the Semiconductors industry.
Industry Median: -1.4 * Ranked among companies with meaningful 3-Year Share Buyback Ratio only.
ProMOS Technologies (LUX:PROTFPC) 3-Year Share Buyback Ratio Explanation
A negative number means the company might be issuing new shares. A positive number indicates that the company is buying back shares.
Be Aware
Investors usually like share buybacks. But as pointed by Warren Buffett, only if a company buys back shares at the prices below the stock's intrinsic value, it rewards remaining shareholders. If a company buys its overvalued stocks back, it destroys shareholder value.
ProMOS Technologies 3-Year Share Buyback Ratio Related Terms
LUX:PROTFPC vs LEDS, NLST: 3-Year Share Buyback Ratio Comparison
For the Semiconductors subindustry, ProMOS Technologies's 3-Year Share Buyback Ratio, along with its competitors' market caps and 3-Year Share Buyback Ratio 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.
ProMOS Technologies 3-Year Share Buyback Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, ProMOS Technologies's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where ProMOS Technologies's 3-Year Share Buyback Ratio falls into.
ProMOS Technologies 3-Year Share Buyback Ratio Calculation
This is the annualized percentage change in shares outstanding from three years ago to the current year. The annualized percentage change is calculated with expontential compound based on the latest four years of annual data on Shares Outstanding (EOP).
Please click Growth Rate Calculation Example (GuruFocus) to see how GuruFocus calculates Wal-Mart Stores Inc (WMT)'s revenue growth rate. You can apply the same method to get the average dividends per share growth rate.
What does a 3-Year Share Buyback Ratio of 0.00 mean?
ProMOS Technologies (LUX:PROTFPC) has a 3-Year Share Buyback Ratio of 0.00 as of Dec. 2025. The 3-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past three years. It is calculated as the annualized percentage change in shares outstanding from three years ago to the current year. View historical data for ProMOS Technologies and its competitors.
Is ProMOS Technologies' 3-Year Share Buyback Ratio too high?
ProMOS Technologies' current 3-Year Share Buyback Ratio is 0.00. Overall, ProMOS Technologies has a GF Score™ of 36/100, reflecting its overall financial health beyond just this single metric.
How does ProMOS Technologies' 3-Year Share Buyback Ratio compare to LEDS and NLST?
ProMOS Technologies' 3-Year Share Buyback Ratio of 0.00 can be compared against companies in the Semiconductors industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 3-Year Share Buyback Ratio for a Semiconductors company?
A good 3-Year Share Buyback Ratio depends on the Semiconductors industry context. However, 3-Year Share Buyback Ratio 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 3-Year Share Buyback Ratio mean?
A high 3-Year Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 3-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past three years. It is calculated as the annualized percentage change in shares outstanding from three years ago to the current year. View historical data for ProMOS Technologies and its competitors. ProMOS Technologies's current 3-Year Share Buyback Ratio is 0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ProMOS Technologies stock overvalued right now?
ProMOS Technologies (LUX:PROTFPC) has a current 3-Year Share Buyback Ratio of 0.00. The current 3-Year Share Buyback Ratio is 0.00. ProMOS Technologies' overall GF Score™ is 36/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 3-Year Share Buyback Ratio calculated?
3-Year Share Buyback Ratio is calculated from a company's financial statements. For ProMOS Technologies (LUX:PROTFPC), the current 3-Year Share Buyback Ratio is 0.00 as of Dec. 2025. 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.
ProMOS Technologies Ltd manufactures products and components pertaining to the semiconductor memory. It mainly manufactures Dynamic Random Access Memory (DRAM) and products related to the same. The company offers DDR3 SDRAM, DDR2 SDRAM, DDR SDRAM, SDRAM, mobile memory, and KGD products. It also creates simulation modules and data sheets. Geographically the activities are carried out through the region of Taiwan.
36GF Score
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