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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. Ultra Clean Holdings's current 3-Year Share Buyback Ratio was -0.20%.
The historical rank and industry rank for Ultra Clean Holdings's 3-Year Share Buyback Ratio or its related term are showing as below:
UCTT'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -9.6 Med: -4.3 Max: 0
Current: -0.2
During the past 13 years, Ultra Clean Holdings's highest 3-Year Share Buyback Ratio was 0.00%. The lowest was -9.60%. And the median was -4.30%.
UCTT's 3-Year Share Buyback Ratio is ranked better than 74.47% of 748
companies
in the Semiconductors industry
Industry Median: -1.4
vs UCTT: -0.20
Ultra Clean Holdings (NAS:UCTT) 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.
Ultra Clean Holdings 3-Year Share Buyback Ratio Related Terms
UCTT vs ACLS, IPGP, VECO: 3-Year Share Buyback Ratio Comparison
For the Semiconductor Equipment & Materials subindustry, Ultra Clean Holdings'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.
Ultra Clean Holdings 3-Year Share Buyback Ratio vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Ultra Clean Holdings's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Ultra Clean Holdings's 3-Year Share Buyback Ratio falls into.
Ultra Clean Holdings 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 -0.20 mean?
Ultra Clean Holdings (UCTT) has a 3-Year Share Buyback Ratio of -0.20 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 Ultra Clean Holdings and its competitors. According to the industry distribution chart, Ultra Clean Holdings ranks #191 out of 748 companies in the Semiconductors industry, placing it in the top 25.5%.
Is Ultra Clean Holdings' 3-Year Share Buyback Ratio too high?
Ultra Clean Holdings' current 3-Year Share Buyback Ratio is -0.20. Based on the distribution chart, Ultra Clean Holdings ranks #191 out of 748 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Ultra Clean Holdings has a GF Score™ of 72/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Ultra Clean Holdings' 3-Year Share Buyback Ratio compare to ACLS and IPGP?
According to the Semiconductors industry distribution chart, Ultra Clean Holdings ranks #191 out of 748 companies for 3-Year Share Buyback Ratio. This puts Ultra Clean Holdings in the upper 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 Ultra Clean Holdings and its competitors. Ultra Clean Holdings's current 3-Year Share Buyback Ratio is -0.20. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Ultra Clean Holdings stock overvalued right now?
Based on GuruFocus' analysis, Ultra Clean Holdings (UCTT) is currently considered Significantly Overvalued. The stock's GF Value™ is $43.11, compared to a current price of $73.32 — trading 70.1% above its estimated fair value. The current 3-Year Share Buyback Ratio is -0.20. Ultra Clean Holdings' overall GF Score™ is 72/100 with 6 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 Ultra Clean Holdings (UCTT), the current 3-Year Share Buyback Ratio is -0.20 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 Ultra Clean Holdings (UCTT) Overvalued in 2026?
Based on GuruFocus' analysis, Ultra Clean Holdings stock appears to be overvalued.
The current stock price of $73.32 is trading 70.1% above its estimated GF Value™ of $43.11.
GuruFocus considers Ultra Clean Holdings to be Significantly Overvalued.
Key valuation signals for UCTT:
3-Year Share Buyback Ratio: -0.20
GF Value™: $43.11 vs. price of $73.32 (70.1% above fair value)
No single metric tells the full story. See the UCTT stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Ultra Clean Holdings Inc, through its subsidiaries, manufactures and supplies production tools, modules, and subsystems for the semiconductor capital equipment industry. The product includes precision robotic solutions, gas delivery systems, and a variety of industrial and automation production equipment products; subsystems include wafer cleaning subsystems, chemical delivery modules, top-plate assemblies, frame assemblies, and process modules. Its customer base includes firms in the semiconductor capital equipment industry, medical, energy, industrial, flat panel, and research equipment industries. It has two segments: Products and Services. Its principal markets are the Americas, Asia Pacific, and EMEA.
72GF Score
Get the complete analysis for UCTT
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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