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.
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.
Bayer AGXSWX:BAYN -4.87%52 3-Year Share Buyback Ratio is 0.00 as of Mar. 2026. GuruFocus rates XSWX:BAYN with a GF Score™ of 52/100 and a GF Value™ of CHF24.68 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 645 Drug Manufacturers companies, Bayer AG ranks worse than 155038.6% 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. Bayer AG's current 3-Year Share Buyback Ratio was 0.00%.
The historical rank and industry rank for Bayer AG's 3-Year Share Buyback Ratio or its related term are showing as below:
During the past 13 years, Bayer AG's highest 3-Year Share Buyback Ratio was 0.00%. The lowest was -5.30%. And the median was 0.00%.
XSWX:BAYN's 3-Year Share Buyback Ratio is not ranked *
in the Drug Manufacturers industry.
Industry Median: -1.9 * Ranked among companies with meaningful 3-Year Share Buyback Ratio only.
Bayer AG (XSWX:BAYN) 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.
Bayer AG 3-Year Share Buyback Ratio Related Terms
XSWX:BAYN vs LLY, JNJ, ABBV: 3-Year Share Buyback Ratio Comparison
For the Drug Manufacturers - General subindustry, Bayer AG'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.
Bayer AG 3-Year Share Buyback Ratio vs Drug Manufacturers Industry
For the Drug Manufacturers industry and Healthcare sector, Bayer AG's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Bayer AG's 3-Year Share Buyback Ratio falls into.
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 0.00 mean?
Bayer AG (XSWX:BAYN) has a 3-Year Share Buyback Ratio of 0.00 as of Mar. 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 Bayer AG and its competitors. According to the industry distribution chart, Bayer AG ranks #999999 out of 645 companies in the Drug Manufacturers industry.
Is Bayer AG's 3-Year Share Buyback Ratio too high?
Bayer AG's current 3-Year Share Buyback Ratio is 0.00. Based on the distribution chart, Bayer AG ranks #999999 out of 645 companies in the Drug Manufacturers industry, which is in the bottom quartile relative to peers. Overall, Bayer AG has a GF Score™ of 52/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Bayer AG's 3-Year Share Buyback Ratio compare to LLY and JNJ?
According to the Drug Manufacturers industry distribution chart, Bayer AG ranks #999999 out of 645 companies for 3-Year Share Buyback Ratio. This places Bayer AG 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 Drug Manufacturers company?
A good 3-Year Share Buyback Ratio depends on the Drug Manufacturers 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 Bayer AG and its competitors. Bayer AG's current 3-Year Share Buyback Ratio is 0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Bayer AG stock overvalued right now?
Based on GuruFocus' analysis, Bayer AG (XSWX:BAYN) is currently considered Significantly Overvalued. The stock's GF Value™ is CHF24.68, compared to a current price of CHF44.18 — trading 79% above its estimated fair value. The current 3-Year Share Buyback Ratio is 0.00. Bayer AG's overall GF Score™ is 52/100 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 Bayer AG (XSWX:BAYN), the current 3-Year Share Buyback Ratio is 0.00 as of Mar. 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 Bayer AG (XSWX:BAYN) Overvalued in 2026?
Based on GuruFocus' analysis, Bayer AG stock appears to be overvalued.
The current stock price of CHF44.18 is trading 79% above its estimated GF Value™ of CHF24.68.
GuruFocus considers Bayer AG to be Significantly Overvalued.
Key valuation signals for XSWX:BAYN:
3-Year Share Buyback Ratio: 0.00
GF Value™: CHF24.68 vs. price of CHF44.18 (79% above fair value)
No single metric tells the full story. See the XSWX:BAYN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Bayer is a German healthcare and agriculture conglomerate. Healthcare provides close to half of the company's sales and includes pharmaceutical drugs (about 38% of total sales in 2025) as well as vitamins and other consumer healthcare products (13% of total). The firm's crop science business (47% of total) sells seeds, pesticides, herbicides, and fungicides, which was expanded through its 2018 acquisition of Monsanto.
52GF Score
Get the complete analysis for XSWX:BAYN
3-Year Share Buyback Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
XSWX:BAYN has been successfully added to your 
