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Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.
5-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past five years. It is calculated as the annualized percentage change in shares outstanding from five 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. Boston Scientific's current 5-Year Share Buyback Ratio was -1.00%.
XSWX:BSX's 5-Year Share Buyback Ratio is ranked better than 67.14% of 636
companies
in the Medical Devices & Instruments industry
Industry Median: -3.35
vs XSWX:BSX: -1.00
Boston Scientific (XSWX:BSX) 5-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.
Boston Scientific 5-Year Share Buyback Ratio Related Terms
XSWX:BSX vs EW, DXCM, GEHC: 5-Year Share Buyback Ratio Comparison
For the Medical Devices subindustry, Boston Scientific's 5-Year Share Buyback Ratio, along with its competitors' market caps and 5-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.
Boston Scientific 5-Year Share Buyback Ratio vs Medical Devices & Instruments Industry
For the Medical Devices & Instruments industry and Healthcare sector, Boston Scientific's 5-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Boston Scientific's 5-Year Share Buyback Ratio falls into.
Boston Scientific 5-Year Share Buyback Ratio Calculation
This is the annualized percentage change in shares outstanding from five years ago to the current year. The annualized percentage change is calculated with least-square regression based on the latest six 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 5-Year Share Buyback Ratio of -1.00 mean?
Boston Scientific (XSWX:BSX) has a 5-Year Share Buyback Ratio of -1.00 as of Jun. 2026. The 5-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past five years. It is calculated as the annualized percentage change in shares outstanding from five years ago to the current year. View historical data for Boston Scientific and its competitors. According to the industry distribution chart, Boston Scientific ranks #209 out of 636 companies in the Medical Devices & Instruments industry, placing it in the top 32.9%.
Is Boston Scientific's 5-Year Share Buyback Ratio too high?
Boston Scientific's current 5-Year Share Buyback Ratio is -1.00. Based on the distribution chart, Boston Scientific ranks #209 out of 636 companies in the Medical Devices & Instruments industry, which is above the industry midpoint. Overall, Boston Scientific has a GF Score™ of 77/100, reflecting its overall financial health beyond just this single metric.
How does Boston Scientific's 5-Year Share Buyback Ratio compare to EW and DXCM?
According to the Medical Devices & Instruments industry distribution chart, Boston Scientific ranks #209 out of 636 companies for 5-Year Share Buyback Ratio. This puts Boston Scientific 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 5-Year Share Buyback Ratio for a Medical Devices & Instruments company?
A good 5-Year Share Buyback Ratio depends on the Medical Devices & Instruments industry context. However, 5-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 5-Year Share Buyback Ratio mean?
A high 5-Year Share Buyback Ratio can signal that a stock is expensive relative to its fundamentals. The 5-Year Share Buyback Ratio measures the average annual proportion of a company's outstanding shares repurchased over the past five years. It is calculated as the annualized percentage change in shares outstanding from five years ago to the current year. View historical data for Boston Scientific and its competitors. Boston Scientific's current 5-Year Share Buyback Ratio is -1.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Boston Scientific stock overvalued right now?
Boston Scientific (XSWX:BSX) has a current 5-Year Share Buyback Ratio of -1.00. The stock's GF Value™ is CHF86.18, compared to a current price of CHF38.44 — trading 55.4% below its estimated fair value. The current 5-Year Share Buyback Ratio is -1.00. Boston Scientific's overall GF Score™ is 77/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 5-Year Share Buyback Ratio calculated?
5-Year Share Buyback Ratio is calculated from a company's financial statements. For Boston Scientific (XSWX:BSX), the current 5-Year Share Buyback Ratio is -1.00 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 Boston Scientific (XSWX:BSX) Overvalued in 2026?
Based on GuruFocus' analysis, Boston Scientific stock appears to be undervalued.
The current stock price of CHF38.44 is trading 55.4% below its estimated GF Value™ of CHF86.18.
Key valuation signals for XSWX:BSX:
5-Year Share Buyback Ratio: -1.00
GF Value™: CHF86.18 vs. price of CHF38.44 (55.4% below fair value)
No single metric tells the full story. See the XSWX:BSX stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Boston Scientific produces less invasive medical devices that are inserted into the human body through small openings or cuts. It manufactures products for use in angioplasty, blood clot filtration, kidney stone management, cardiac rhythm management, catheter-directed ultrasound imaging, upper gastrointestinal tract diagnostics, interventional oncology, neuromodulation for chronic pain, and treatment of incontinence. The firm markets its devices to healthcare professionals and institutions globally. Foreign sales account for roughly 36% of the firm's total sales.
77GF Score
Get the complete analysis for XSWX:BSX
5-Year Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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