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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. Formosa Sumco Technology's current 3-Year Share Buyback Ratio was 0.00%.
The historical rank and industry rank for Formosa Sumco Technology's 3-Year Share Buyback Ratio or its related term are showing as below:
During the past 13 years, Formosa Sumco Technology's highest 3-Year Share Buyback Ratio was 0.00%. The lowest was 0.00%. And the median was 0.00%.
TPE:3532's 3-Year Share Buyback Ratio is not ranked *
in the Semiconductors industry.
Industry Median: -1.5 * Ranked among companies with meaningful 3-Year Share Buyback Ratio only.
Formosa Sumco Technology (TPE:3532) 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.
Formosa Sumco Technology 3-Year Share Buyback Ratio Related Terms
TPE:3532 vs LRCX, AMAT, KLAC: 3-Year Share Buyback Ratio Comparison
For the Semiconductor Equipment & Materials subindustry, Formosa Sumco Technology'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.
Formosa Sumco Technology 3-Year Share Buyback Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Formosa Sumco Technology's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Formosa Sumco Technology's 3-Year Share Buyback Ratio falls into.
Formosa Sumco Technology 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?
Formosa Sumco Technology (TPE:3532) has a 3-Year Share Buyback Ratio of 0.00 as of Jun. 2026. 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 Formosa Sumco Technology and its competitors. According to the industry distribution chart, Formosa Sumco Technology ranks #999999 out of 750 companies in the Semiconductors industry.
Is Formosa Sumco Technology's 3-Year Share Buyback Ratio too high?
Formosa Sumco Technology's current 3-Year Share Buyback Ratio is 0.00. Based on the distribution chart, Formosa Sumco Technology ranks #999999 out of 750 companies in the Semiconductors industry, which is in the bottom quartile relative to peers. Overall, Formosa Sumco Technology has a GF Score™ of 60/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Formosa Sumco Technology's 3-Year Share Buyback Ratio compare to LRCX and AMAT?
According to the Semiconductors industry distribution chart, Formosa Sumco Technology ranks #999999 out of 750 companies for 3-Year Share Buyback Ratio. This places Formosa Sumco Technology 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 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 Formosa Sumco Technology and its competitors. Formosa Sumco Technology'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 Formosa Sumco Technology stock overvalued right now?
Based on GuruFocus' analysis, Formosa Sumco Technology (TPE:3532) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$126.89, compared to a current price of NT$447.50 — trading 252.7% above its estimated fair value. The current 3-Year Share Buyback Ratio is 0.00. Formosa Sumco Technology's overall GF Score™ is 60/100 with 14 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 Formosa Sumco Technology (TPE:3532), the current 3-Year Share Buyback Ratio is 0.00 as of Jun. 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 Formosa Sumco Technology (TPE:3532) Overvalued in 2026?
Based on GuruFocus' analysis, Formosa Sumco Technology stock appears to be overvalued.
The current stock price of NT$447.50 is trading 252.7% above its estimated GF Value™ of NT$126.89.
GuruFocus considers Formosa Sumco Technology to be Significantly Overvalued.
Key valuation signals for TPE:3532:
3-Year Share Buyback Ratio: 0.00
GF Value™: NT$126.89 vs. price of NT$447.50 (252.7% above fair value)
No single metric tells the full story. See the TPE:3532 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Formosa Sumco Technology Corp is a Taiwan-based manufacturer and seller of silicon wafer electronic products. The company operates in two principal geographical areas: Taiwan, China, and Japan, with the majority of revenue from Taiwan. The company's product range includes Polished Wafers, Annealed Wafers, Test Wafers, and Epitaxial Wafers.
60GF Score
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3-Year Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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