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Kaiser AluminumKALU -0.78%69 3-Year Share Buyback Ratio is -0.60 as of Jun. 2026. GuruFocus rates KALU with a GF Score™ of 69/100 and a GF Value™ of $105.14 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 2,171 Metals & Mining companies, Kaiser Aluminum ranks better than 91.06% on this metric.
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. Kaiser Aluminum's current 3-Year Share Buyback Ratio was -0.60%.
The historical rank and industry rank for Kaiser Aluminum's 3-Year Share Buyback Ratio or its related term are showing as below:
KALU'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -10.8 Med: 0.4 Max: 36.9
Current: -0.6
During the past 13 years, Kaiser Aluminum's highest 3-Year Share Buyback Ratio was 36.90%. The lowest was -10.80%. And the median was 0.40%.
KALU's 3-Year Share Buyback Ratio is ranked better than 91.06% of 2171
companies
in the Metals & Mining industry
Industry Median: -17.9
vs KALU: -0.60
Kaiser Aluminum (NAS:KALU) 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.
Kaiser Aluminum 3-Year Share Buyback Ratio Related Terms
KALU vs CSTM, CENX, AA: 3-Year Share Buyback Ratio Comparison
For the Aluminum subindustry, Kaiser Aluminum'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.
Kaiser Aluminum 3-Year Share Buyback Ratio vs Metals & Mining Industry
For the Metals & Mining industry and Basic Materials sector, Kaiser Aluminum's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Kaiser Aluminum's 3-Year Share Buyback Ratio falls into.
Kaiser Aluminum 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 -0.60 mean?
Kaiser Aluminum (KALU) has a 3-Year Share Buyback Ratio of -0.60 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 Kaiser Aluminum and its competitors. According to the industry distribution chart, Kaiser Aluminum ranks #194 out of 2171 companies in the Metals & Mining industry, placing it in the top 8.9%.
Is Kaiser Aluminum's 3-Year Share Buyback Ratio too high?
Kaiser Aluminum's current 3-Year Share Buyback Ratio is -0.60. Based on the distribution chart, Kaiser Aluminum ranks #194 out of 2171 companies in the Metals & Mining industry, which is in the top quartile — a strong position relative to peers. Overall, Kaiser Aluminum has a GF Score™ of 69/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Kaiser Aluminum's 3-Year Share Buyback Ratio compare to CSTM and CENX?
According to the Metals & Mining industry distribution chart, Kaiser Aluminum ranks #194 out of 2171 companies for 3-Year Share Buyback Ratio. This places Kaiser Aluminum in the top 9% of its industry — outperforming the majority of peers. 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 Metals & Mining company?
A good 3-Year Share Buyback Ratio depends on the Metals & Mining 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 Kaiser Aluminum and its competitors. Kaiser Aluminum's current 3-Year Share Buyback Ratio is -0.60. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Kaiser Aluminum stock overvalued right now?
Based on GuruFocus' analysis, Kaiser Aluminum (KALU) is currently considered Significantly Overvalued. The stock's GF Value™ is $105.14, compared to a current price of $157.20 — trading 49.5% above its estimated fair value. The current 3-Year Share Buyback Ratio is -0.60. Kaiser Aluminum's overall GF Score™ is 69/100 with 2 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 Kaiser Aluminum (KALU), the current 3-Year Share Buyback Ratio is -0.60 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 Kaiser Aluminum (KALU) Overvalued in 2026?
Based on GuruFocus' analysis, Kaiser Aluminum stock appears to be overvalued.
The current stock price of $157.20 is trading 49.5% above its estimated GF Value™ of $105.14.
GuruFocus considers Kaiser Aluminum to be Significantly Overvalued.
Key valuation signals for KALU:
3-Year Share Buyback Ratio: -0.60
GF Value™: $105.14 vs. price of $157.20 (49.5% above fair value)
No single metric tells the full story. See the KALU stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Kaiser Aluminum Corp specializes in the production of semi-fabricated specialty aluminum mill products, such as aluminum plate and sheet, bare and coated coil and extruded and drawn products, for the end market applications: Aero/HS Products; Packaging; GE Products; and Automotive Extrusions. Its products include fabricated aluminum mill products such as flat-rolled (plate, sheet, and coil), extruded (rod, bar, hollows, and shapes), drawn (rod, bar, pipe, tube and wire) and certain cast aluminum products. Geographically, the company generates majority of its revenue from the United States.
69GF Score
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