GLSI (Greenwich LifeSciences) Pretax Margin %: % (As of Mar. 2026)


GLSI Greenwich LifeSciences Inc GLSI
33 GF Score
Price $21.53
! 1 Warning Sign
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What is Greenwich LifeSciences Pretax Margin %?

Greenwich LifeSciences GLSI -6.78% 33 Pretax Margin % is % as of Mar. 2026. GuruFocus rates GLSI with a GF Score™ of 33/100. The stock has 1 warning sign investors should review. Among 947 Biotechnology companies, Greenwich LifeSciences ranks worse than 105596.52% on this metric.

Pre-Tax margin is calculated as Pre-Tax Income divided by its Revenue. Greenwich LifeSciences's Pre-Tax Income for the three months ended in Mar. 2026 was $-5.66 Mil. Greenwich LifeSciences's Revenue for the three months ended in Mar. 2026 was $0.00 Mil. Therefore, Greenwich LifeSciences's pretax margin for the quarter that ended in Mar. 2026 was %.

The historical rank and industry rank for Greenwich LifeSciences's Pretax Margin % or its related term are showing as below:


GLSI's Pretax Margin % is not ranked *
in the Biotechnology industry.
Industry Median: -92.22
* Ranked among companies with meaningful Pretax Margin % only.

Greenwich LifeSciences  (NAS:GLSI) Pretax Margin % Explanation

The pretax margin, as know as pretax profit margin, is widely used to measure the operating efficiency of a company before deducting taxes.

The pretax margin is sometimes preferred over the net margin as tax expenditures can make profitability comparisons between companies misleading.

It is a useful tool to compare companies operating in the same sector and less effective when comparing companies from other sectors as each industry generally has different operating expenses and sales patterns.

The long term trend of the pretax margin is a good indicator of the competitiveness and health of the business.


Greenwich LifeSciences Pretax Margin % Related Terms


Greenwich LifeSciences Pretax Margin % Historical Data

* Premium members only.

The historical data trend for Greenwich LifeSciences's Pretax Margin % 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 Pretax Margin % Chart

Greenwich LifeSciences Annual Data
Trend Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Pretax Margin %
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Greenwich LifeSciences Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Pretax Margin % Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00

GLSI vs LRMR, RGNX, PBYI: Pretax Margin % Comparison

For the Biotechnology subindustry, Greenwich LifeSciences's Pretax Margin %, along with its competitors' market caps and Pretax Margin % 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 Pretax Margin % vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Greenwich LifeSciences's Pretax Margin % distribution charts can be found below:

* The bar in red indicates where Greenwich LifeSciences's Pretax Margin % falls into.


GLSI
33GF Score
Greenwich LifeSciences Inc GLSI
Pretax Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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Greenwich LifeSciences Pretax Margin % Calculation

Pretax margin - also known as pretax profit margin is the ratio of Pretax Income divided by net sales or Revenue, usually presented in percent.

Greenwich LifeSciences's Pretax Margin for the fiscal year that ended in Dec. 2025 is calculated as

Pretax Margin=Pre-Tax Income (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=-19.358/0
= %

Greenwich LifeSciences's Pretax Margin for the quarter that ended in Mar. 2026 is calculated as

Pretax Margin=Pre-Tax Income (Q: Mar. 2026 )/Revenue (Q: Mar. 2026 )
=-5.657/0
= %

* 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.

Frequently Asked Questions Learn more about Pretax Margin % →
What does a Pretax Margin % of % mean?
Greenwich LifeSciences (GLSI) has a Pretax Margin % of % as of Mar. 2026. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on Greenwich LifeSciences and its competitors. According to the industry distribution chart, Greenwich LifeSciences ranks #999999 out of 947 companies in the Biotechnology industry.
Is Greenwich LifeSciences' Pretax Margin % too high?
Greenwich LifeSciences' current Pretax Margin % is %. Based on the distribution chart, Greenwich LifeSciences ranks #999999 out of 947 companies in the Biotechnology industry, which is in the bottom quartile relative to peers. Overall, Greenwich LifeSciences has a GF Score™ of 33/100, reflecting its overall financial health beyond just this single metric.
How does Greenwich LifeSciences' Pretax Margin % compare to LRMR and RGNX?
According to the Biotechnology industry distribution chart, Greenwich LifeSciences ranks #999999 out of 947 companies for Pretax Margin %. This places Greenwich LifeSciences 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 Pretax Margin % for a Biotechnology company?
A good Pretax Margin % depends on the Biotechnology industry context. However, Pretax Margin % 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 Pretax Margin % mean?
A high Pretax Margin % can signal that a stock is expensive relative to its fundamentals. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on Greenwich LifeSciences and its competitors. Greenwich LifeSciences's current Pretax Margin % is %. 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 Pretax Margin % of %. The current Pretax Margin % is %. Greenwich LifeSciences' overall GF Score™ is 33/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Pretax Margin % calculated?
Pretax Margin % is calculated from a company's financial statements. For Greenwich LifeSciences (GLSI), the current Pretax Margin % is % 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.

Greenwich LifeSciences Business Description

Address 3992 Bluebonnet Drive, Building 14, Stafford, TX, USA, 77477
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.
33GF Score

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Pretax Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

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