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Aspen AerogelsASPN -2.38%67 3-Year Share Buyback Ratio is -5.70 as of Jun. 2026. GuruFocus rates ASPN with a GF Score™ of 67/100 and a GF Value™ of $4.81 (Modestly Overvalued). The stock has 7 warning signs investors should review. Among 831 Chemicals companies, Aspen Aerogels ranks worse than 75.45% 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. Aspen Aerogels's current 3-Year Share Buyback Ratio was -5.70%.
The historical rank and industry rank for Aspen Aerogels's 3-Year Share Buyback Ratio or its related term are showing as below:
ASPN'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -42.3 Med: -1.2 Max: 0
Current: -5.7
During the past 13 years, Aspen Aerogels's highest 3-Year Share Buyback Ratio was 0.00%. The lowest was -42.30%. And the median was -1.20%.
ASPN's 3-Year Share Buyback Ratio is ranked worse than 75.45% of 831
companies
in the Chemicals industry
Industry Median: -0.8
vs ASPN: -5.70
Aspen Aerogels (NYSE:ASPN) 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.
Aspen Aerogels 3-Year Share Buyback Ratio Related Terms
ASPN vs AIRJ, PPIH, JLHL: 3-Year Share Buyback Ratio Comparison
For the Specialty Chemicals subindustry, Aspen Aerogels'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.
Aspen Aerogels 3-Year Share Buyback Ratio vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Aspen Aerogels's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Aspen Aerogels's 3-Year Share Buyback Ratio falls into.
Aspen Aerogels 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 -5.70 mean?
Aspen Aerogels (ASPN) has a 3-Year Share Buyback Ratio of -5.70 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 Aspen Aerogels and its competitors. According to the industry distribution chart, Aspen Aerogels ranks #627 out of 831 companies in the Chemicals industry, placing it in the top 75.5%.
Is Aspen Aerogels' 3-Year Share Buyback Ratio too high?
Aspen Aerogels' current 3-Year Share Buyback Ratio is -5.70. Based on the distribution chart, Aspen Aerogels ranks #627 out of 831 companies in the Chemicals industry, which is in the bottom quartile relative to peers. Overall, Aspen Aerogels has a GF Score™ of 67/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Aspen Aerogels' 3-Year Share Buyback Ratio compare to AIRJ and PPIH?
According to the Chemicals industry distribution chart, Aspen Aerogels ranks #627 out of 831 companies for 3-Year Share Buyback Ratio. This places Aspen Aerogels 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 Chemicals company?
A good 3-Year Share Buyback Ratio depends on the Chemicals 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 Aspen Aerogels and its competitors. Aspen Aerogels's current 3-Year Share Buyback Ratio is -5.70. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Aspen Aerogels stock overvalued right now?
Based on GuruFocus' analysis, Aspen Aerogels (ASPN) is currently considered Modestly Overvalued. The stock's GF Value™ is $4.81, compared to a current price of $6.14 — trading 27.7% above its estimated fair value. The current 3-Year Share Buyback Ratio is -5.70. Aspen Aerogels' overall GF Score™ is 67/100 with 7 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 Aspen Aerogels (ASPN), the current 3-Year Share Buyback Ratio is -5.70 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 Aspen Aerogels (ASPN) Overvalued in 2026?
Based on GuruFocus' analysis, Aspen Aerogels stock appears to be overvalued.
The current stock price of $6.14 is trading 27.7% above its estimated GF Value™ of $4.81.
GuruFocus considers Aspen Aerogels to be Modestly Overvalued.
Key valuation signals for ASPN:
3-Year Share Buyback Ratio: -5.70
GF Value™: $4.81 vs. price of $6.14 (27.7% above fair value)
No single metric tells the full story. See the ASPN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Aspen Aerogels Inc is an aerogel technology company that designs, develops, and manufactures high-performance aerogel insulation used in the energy industrial and sustainable insulation markets. The company also conducts research and development related to aerogel technology, supported by funding from several agencies of the United States of America government and other institutions in the form of research and development contracts. It is engaged in two operating segment Energy Industrial and Thermal Barrier. Geographically, it operates in the U.S. and also has a presence in other International countries. It generates the majority of its revenue from the Thermal Barrier segment and the United States market. Some of its products include Pyrogel XTE, Cryogel Z, Spaceloft Subsea, and others.
67GF 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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