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Shuttle Pharmaceuticals HoldingsSHPH +1.62%24 3-Year Share Buyback Ratio is -206.70 as of Mar. 2026. GuruFocus rates SHPH with a GF Score™ of 24/100. The stock has 1 warning sign investors should review. Among 644 Drug Manufacturers companies, Shuttle Pharmaceuticals Holdings ranks worse than 98.45% 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. Shuttle Pharmaceuticals Holdings's current 3-Year Share Buyback Ratio was -206.70%.
The historical rank and industry rank for Shuttle Pharmaceuticals Holdings's 3-Year Share Buyback Ratio or its related term are showing as below:
SHPH'
s 3-Year Share Buyback Ratio Range Over the Past 10 Years
Min: -206.7 Med: -31.7 Max: -4.6
Current: -206.7
During the past 6 years, Shuttle Pharmaceuticals Holdings's highest 3-Year Share Buyback Ratio was -4.60%. The lowest was -206.70%. And the median was -31.70%.
SHPH's 3-Year Share Buyback Ratio is ranked worse than 98.45% of 644
companies
in the Drug Manufacturers industry
Industry Median: -2
vs SHPH: -206.70
Shuttle Pharmaceuticals Holdings (NAS:SHPH) 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.
Shuttle Pharmaceuticals Holdings 3-Year Share Buyback Ratio Related Terms
SHPH vs PLSH, SKYI, CPMD: 3-Year Share Buyback Ratio Comparison
For the Drug Manufacturers - Specialty & Generic subindustry, Shuttle Pharmaceuticals Holdings'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.
Shuttle Pharmaceuticals Holdings 3-Year Share Buyback Ratio vs Drug Manufacturers Industry
For the Drug Manufacturers industry and Healthcare sector, Shuttle Pharmaceuticals Holdings's 3-Year Share Buyback Ratio distribution charts can be found below:
* The bar in red indicates where Shuttle Pharmaceuticals Holdings's 3-Year Share Buyback Ratio falls into.
Shuttle Pharmaceuticals Holdings 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 -206.70 mean?
Shuttle Pharmaceuticals Holdings (SHPH) has a 3-Year Share Buyback Ratio of -206.70 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 Shuttle Pharmaceuticals Holdings and its competitors. According to the industry distribution chart, Shuttle Pharmaceuticals Holdings ranks #634 out of 644 companies in the Drug Manufacturers industry, placing it in the top 98.4%.
Is Shuttle Pharmaceuticals Holdings' 3-Year Share Buyback Ratio too high?
Shuttle Pharmaceuticals Holdings' current 3-Year Share Buyback Ratio is -206.70. Based on the distribution chart, Shuttle Pharmaceuticals Holdings ranks #634 out of 644 companies in the Drug Manufacturers industry, which is in the bottom quartile relative to peers. Overall, Shuttle Pharmaceuticals Holdings has a GF Score™ of 24/100, reflecting its overall financial health beyond just this single metric.
How does Shuttle Pharmaceuticals Holdings' 3-Year Share Buyback Ratio compare to PLSH and SKYI?
According to the Drug Manufacturers industry distribution chart, Shuttle Pharmaceuticals Holdings ranks #634 out of 644 companies for 3-Year Share Buyback Ratio. This places Shuttle Pharmaceuticals Holdings 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 Shuttle Pharmaceuticals Holdings and its competitors. Shuttle Pharmaceuticals Holdings's current 3-Year Share Buyback Ratio is -206.70. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Shuttle Pharmaceuticals Holdings stock overvalued right now?
Shuttle Pharmaceuticals Holdings (SHPH) has a current 3-Year Share Buyback Ratio of -206.70. The current 3-Year Share Buyback Ratio is -206.70. Shuttle Pharmaceuticals Holdings' overall GF Score™ is 24/100 with 1 warning sign 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 Shuttle Pharmaceuticals Holdings (SHPH), the current 3-Year Share Buyback Ratio is -206.70 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.
Shuttle Pharmaceuticals Holdings Inc is a clinical-stage pharmaceutical company leveraging its proprietary technology to develop novel therapies designed to cure cancers. The company has one operating segment with a focus on the development of novel drug therapies, including cancer therapies, extending new applications of radiation therapy, and other drug development, including through the use of the Molecule.ai platform by the company as well as licensing the right to use Molecuile.ai to others. The company's goal is to extend the benefits of cancer treatments with surgery, radiation therapy, chemotherapy and immunotherapy. Radiation therapy (RT) is one of the effective modalities for treating cancers. Its pipeline includes: Ropidoxuridine, HDAC Inhibitors, PSMA-B, and PC-Rad Test.
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