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GlaukosGKOS +4.24%79 10-Year Share Buyback Ratio is -6.20 as of Jun. 2026. GuruFocus rates GKOS with a GF Score™ of 79/100 and a GF Value™ of $144.77 (Modestly Overvalued). The stock has 6 warning signs investors should review. Among 448 Medical Devices & Instruments companies, Glaukos ranks worse than 63.39% on this metric.
Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.
10-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past ten years. It is calculated as the annualized percentage change in shares outstanding from ten 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. Glaukos's current 10-Year Share Buyback Ratio was -6.20%.
GKOS's 10-Year Share Buyback Ratio is ranked worse than 63.39% of 448
companies
in the Medical Devices & Instruments industry
Industry Median: -3.3
vs GKOS: -6.20
Glaukos (NYSE:GKOS) 10-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.
Glaukos 10-Year Share Buyback Ratio Related Terms
GKOS vs BRKR, BIO, GMED: 10-Year Share Buyback Ratio Comparison
For the Medical Devices subindustry, Glaukos's 10-Year Share Buyback Ratio, along with its competitors' market caps and 10-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.
Glaukos 10-Year Share Buyback Ratio vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Glaukos's 10-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Glaukos's 10-Year Share Buyback Ratio falls into.
This is the annualized percentage change in shares outstanding from ten years ago to the current year. The annualized percentage change is calculated with least-square regression based on the eleven 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 10-Year Share Buyback Ratio of -6.20 mean?
Glaukos (GKOS) has a 10-Year Share Buyback Ratio of -6.20 as of Jun. 2026. The 10-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past ten years. It is calculated as the annualized percentage change in shares outstanding from ten years ago to the current year. View historical data for Glaukos and its competitors. According to the industry distribution chart, Glaukos ranks #284 out of 448 companies in the Medical Devices & Instruments industry, placing it in the top 63.4%.
Is Glaukos' 10-Year Share Buyback Ratio too high?
Glaukos' current 10-Year Share Buyback Ratio is -6.20. Based on the distribution chart, Glaukos ranks #284 out of 448 companies in the Medical Devices & Instruments industry, which is below the industry midpoint. Overall, Glaukos has a GF Score™ of 79/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Glaukos' 10-Year Share Buyback Ratio compare to BRKR and BIO?
According to the Medical Devices & Instruments industry distribution chart, Glaukos ranks #284 out of 448 companies for 10-Year Share Buyback Ratio. This places Glaukos 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 10-Year Share Buyback Ratio for a Medical Devices & Instruments company?
A good 10-Year Share Buyback Ratio depends on the Medical Devices & Instruments industry context. However, 10-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 10-Year Share Buyback Ratio mean?
A high 10-Year Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 10-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past ten years. It is calculated as the annualized percentage change in shares outstanding from ten years ago to the current year. View historical data for Glaukos and its competitors. Glaukos's current 10-Year Share Buyback Ratio is -6.20. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Glaukos stock overvalued right now?
Based on GuruFocus' analysis, Glaukos (GKOS) is currently considered Modestly Overvalued. The stock's GF Value™ is $144.77, compared to a current price of $168.52 — trading 16.4% above its estimated fair value. The current 10-Year Share Buyback Ratio is -6.20. Glaukos' overall GF Score™ is 79/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 10-Year Share Buyback Ratio calculated?
10-Year Share Buyback Ratio is calculated from a company's financial statements. For Glaukos (GKOS), the current 10-Year Share Buyback Ratio is -6.20 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 Glaukos (GKOS) Overvalued in 2026?
Based on GuruFocus' analysis, Glaukos stock appears to be overvalued.
The current stock price of $168.52 is trading 16.4% above its estimated GF Value™ of $144.77.
GuruFocus considers Glaukos to be Modestly Overvalued.
Key valuation signals for GKOS:
10-Year Share Buyback Ratio: -6.20
GF Value™: $144.77 vs. price of $168.52 (16.4% above fair value)
No single metric tells the full story. See the GKOS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Glaukos Corp is an ophthalmic pharmaceutical and medical technology company focused on developing novel, dropless therapies and commercializing associated products for the treatment of glaucoma, corneal disorders, and retinal diseases. It has commenced commercialization activities for iDose TR, a first-of-its-kind, long-duration, intracameral procedural pharmaceutical implant designed to continuously deliver glaucoma drug therapy inside the eye for extended periods of time. The company also offer commercially a proprietary bio-activated pharmaceutical therapy for the treatment of a rare corneal disorder, keratoconus. The company has three primary commercialized micro-scale surgical device products designed to treat glaucoma: the iStent, the iStent inject W, and the iStent infinite.
79GF Score
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