KALU (Kaiser Aluminum) 3-Month Share Buyback Ratio: -0.06% (As of Jun. 2026 )

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

KALU Kaiser Aluminum Corp KALU
70 GF Score
Price $154.16
GF Value $103.25
Valuation Significantly Overvalued
! 2 Warning Signs
View Full Analysis

What is Kaiser Aluminum 3-Month Share Buyback Ratio?

Kaiser Aluminum KALU +1.91% 70 3-Month Share Buyback Ratio is -0.06 as of Jun. 2026. GuruFocus rates KALU with a GF Score™ of 70/100 and a GF Value™ of $103.25 (Significantly Overvalued). The stock has 2 warning signs investors should review.

Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.

3-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past three months, calculated as the percentage change in shares outstanding from the previous quarter to the current quarter. A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance. Kaiser Aluminum's current 3-Month Share Buyback Ratio was -0.06%.


Kaiser Aluminum  (NAS:KALU) 3-Month Share Buyback Ratio Explanation

A positive ratio may indicates share buybacks over the period, while a zero or negative ratio suggests no buybacks or potential share issuance.


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-Month Share Buyback Ratio Related Terms


KALU vs CSTM, CENX, AA: 3-Month Share Buyback Ratio Comparison

For the Aluminum subindustry, Kaiser Aluminum's 3-Month Share Buyback Ratio, along with its competitors' market caps and 3-Month 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-Month Share Buyback Ratio vs Metals & Mining Industry

For the Metals & Mining industry and Basic Materials sector, Kaiser Aluminum's 3-Month Share Buyback Ratio distribution charts can be found below:

* The bar in red indicates where Kaiser Aluminum's 3-Month Share Buyback Ratio falls into.


KALU
70GF Score
Kaiser Aluminum Corp KALU
3-Month Share Buyback Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Kaiser Aluminum 3-Month Share Buyback Ratio Calculation

Kaiser Aluminum's 3-Month Share Buyback Ratio for the quarter that ended in Jun. 2026 is calculated as

3-Month Share Buyback Ratio=(Shares Outstanding (EOP) (Mar. 2026 ) - Shares Outstanding (EOP) (Jun. 2026 )) / Shares Outstanding (EOP) (Mar. 2026 )
=(16.340 - 16.349) / 16.340
=-0.06%

* 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.

What does a 3-Month Share Buyback Ratio of -0.06 mean?
Kaiser Aluminum (KALU) has a 3-Month Share Buyback Ratio of -0.06 as of Jun. 2026. The 3-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past three months, calculated as the percentage change in shares outstanding from the previous quarter to the current quarter. View historical data for Kaiser Aluminum and its competitors.
Is Kaiser Aluminum's 3-Month Share Buyback Ratio too high?
Kaiser Aluminum's current 3-Month Share Buyback Ratio is -0.06. Overall, Kaiser Aluminum has a GF Score™ of 70/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Kaiser Aluminum's 3-Month Share Buyback Ratio compare to CSTM and CENX?
Kaiser Aluminum's 3-Month Share Buyback Ratio of -0.06 can be compared against companies in the Metals & Mining industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 3-Month Share Buyback Ratio for a Metals & Mining company?
A good 3-Month Share Buyback Ratio depends on the Metals & Mining industry context. However, 3-Month 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-Month Share Buyback Ratio mean?
A high 3-Month Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 3-Month Share Buyback Ratio measures the proportion of a company's outstanding shares repurchased over the past three months, calculated as the percentage change in shares outstanding from the previous quarter to the current quarter. View historical data for Kaiser Aluminum and its competitors. Kaiser Aluminum's current 3-Month Share Buyback Ratio is -0.06. 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 $103.25, compared to a current price of $154.16 — trading 49.3% above its estimated fair value. The current 3-Month Share Buyback Ratio is -0.06. Kaiser Aluminum's overall GF Score™ is 70/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 3-Month Share Buyback Ratio calculated?
3-Month Share Buyback Ratio is calculated from a company's financial statements. For Kaiser Aluminum (KALU), the current 3-Month Share Buyback Ratio is -0.06 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 $154.16 is trading 49.3% above its estimated GF Value™ of $103.25. GuruFocus considers Kaiser Aluminum to be Significantly Overvalued.

Key valuation signals for KALU:

  • 3-Month Share Buyback Ratio: -0.06
  • GF Value™: $103.25 vs. price of $154.16 (49.3% above fair value)
  • GF Score™: 70/100 with 2 warning signs

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 Business Description

Other Exchanges KLU1:Germany
Address 1550 West McEwen Drive, Suite 500, Franklin, TN, USA, 37067
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.
70GF Score

Get the complete analysis for KALU

3-Month Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$154.16
Price
$103.25
GF Value