Greenwich LifeSciencesGLSI +1.73%35 Forward PE Ratio is 0.00 as of Jul. 08, 2026. GuruFocus rates GLSI with a GF Score™ of 35/100. The stock has 1 warning sign investors should review. Among 354 Biotechnology companies, Greenwich LifeSciences ranks worse than 282485.59% on this metric.
Greenwich LifeSciences (NAS:GLSI) Forward PE Ratio Explanation
The Forward PE Ratio of a company is often used to compare current earnings to estimated future earnings, as well as gaining a clearer picture of what earnings will look like without charges and other accounting adjustments. If earnings are expected to grow in the future, the Forward PE Ratio will be lower than the current PE Ratio. This measure is also used to compare one company to another with a forward-looking focus.
Trailing PE Ratio relies on what is already done. It uses the current share price and divides by the total EPS (Basic) over the past 12 months. PE Ratio can be affected by Non Operating Income such as the sale of part of businesses. This may increase for the current year or quarter dramatically. But it cannot be repeated over and over. Therefore PE Ratio without NRI is a more accurate indication of valuation than PE Ratio .
Greenwich LifeSciences Forward PE Ratio Related Terms
Greenwich LifeSciences Forward PE Ratio Historical Data
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The historical data trend for Greenwich LifeSciences's Forward PE Ratio can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
Greenwich LifeSciences Forward PE Ratio Chart
Greenwich LifeSciences Annual Data
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Greenwich LifeSciences Quarterly Data
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GLSI vs SABS, SRZN, ZNTL: Forward PE Ratio Comparison
For the Biotechnology subindustry, Greenwich LifeSciences's Forward PE Ratio, along with its competitors' market caps and Forward PE 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.
Greenwich LifeSciences Forward PE Ratio vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Greenwich LifeSciences's Forward PE Ratio distribution charts can be found below:
* The bar in red indicates where Greenwich LifeSciences's Forward PE Ratio falls into.
Greenwich LifeSciences Forward PE Ratio Calculation
It's a measure of the price-to-earnings ratio (PE Ratio) using forecasted earnings for the calculation. While the earnings used are just an estimate and are not as reliable as current earnings data, there is still benefit in estimated P/E analysis. The forecasted earnings used in the formula can either be for the next 12 months or for the next full-year fiscal period.
Greenwich LifeSciences (GLSI) has a Forward PE Ratio of 0.00 as of Jul. 08, 2026. Forward P/E ratio is the share price dividend by the expected per-share earnings in the next 12 months. View historical data on Greenwich LifeSciences and its competitors. According to the industry distribution chart, Greenwich LifeSciences ranks #999999 out of 354 companies in the Biotechnology industry.
Is Greenwich LifeSciences' Forward PE Ratio too high?
Greenwich LifeSciences' current Forward PE Ratio is 0.00. Based on the distribution chart, Greenwich LifeSciences ranks #999999 out of 354 companies in the Biotechnology industry, which is in the bottom quartile relative to peers. Overall, Greenwich LifeSciences has a GF Score™ of 35/100, reflecting its overall financial health beyond just this single metric.
How does Greenwich LifeSciences' Forward PE Ratio compare to SABS and SRZN?
According to the Biotechnology industry distribution chart, Greenwich LifeSciences ranks #999999 out of 354 companies for Forward PE Ratio. This places Greenwich LifeSciences in the lower half of its industry. The industry median Forward PE Ratio is 21.81. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Forward PE Ratio for a Biotechnology company?
The median Forward PE Ratio among Biotechnology companies is 21.81, based on 354 companies in the industry. Companies in the top quartile (top 25%) have a Forward PE Ratio significantly above this median, while those in the bottom quartile fall well below. However, Forward PE 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 Forward PE Ratio mean?
A high Forward PE Ratio can signal that a stock is expensive relative to its fundamentals. Forward P/E ratio is the share price dividend by the expected per-share earnings in the next 12 months. View historical data on Greenwich LifeSciences and its competitors. For the Biotechnology industry, the median Forward PE Ratio is 21.81 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Greenwich LifeSciences's current Forward PE 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 Greenwich LifeSciences stock overvalued right now?
Greenwich LifeSciences (GLSI) has a current Forward PE Ratio of 0.00. The current Forward PE Ratio is 0.00. Greenwich LifeSciences' overall GF Score™ is 35/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Forward PE Ratio calculated?
Forward PE Ratio is calculated from a company's financial statements. For Greenwich LifeSciences (GLSI), the current Forward PE Ratio is 0.00 as of Jul. 08, 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.
Greenwich LifeSciences Inc a clinical-stage biopharmaceutical company focused on its Phase III clinical trial, Flamingo-01, which is evaluating GLSI-100, an immunotherapy to prevent breast cancer recurrences. GP2 is a 9 amino acid transmembrane peptide of the HER2/neu protein, a cell surface receptor protein that is expressed in a variety of common cancers, including expression in 75 percent of breast cancers at low (1+), intermediate (2+), and high (3+ or over-expressor) levels. The combination of GP2 + GM-CSF is called GLSI-100. The company is currently expanding Flamingo-01 into Europe with plans to open up to 150 sites globally.
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