Atossa TherapeuticsMEX:ATOS -9.29%28 Market Cap is MXN306.54 Mil as of Jun. 25, 2026. GuruFocus rates MEX:ATOS with a GF Score™ of 28/100. The stock has 2 warning signs investors should review. Among 1,431 Biotechnology companies, Atossa Therapeutics ranks worse than 78.2% on this metric.
Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). Atossa Therapeutics's share price for the quarter that ended in Mar. 2026 was MXN86. Atossa Therapeutics's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 8.61 Mil. Therefore, Atossa Therapeutics's market cap for the quarter that ended in Mar. 2026 was MXN740.55 Mil.
Atossa Therapeutics's quarterly market cap
declined
from Sep. 2025 (MXN2,002.06 Mil) to Dec. 2025 (MXN1,601.65 Mil) and
declined
from Dec. 2025 (MXN1,601.65 Mil) to Mar. 2026 (MXN740.55 Mil).
Atossa Therapeutics's annual market cap
increased
from Dec. 2023 (MXN1,805.72 Mil) to Dec. 2024 (MXN2,712.46 Mil) but then
declined
from Dec. 2024 (MXN2,712.46 Mil) to Dec. 2025 (MXN1,601.65 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. Atossa Therapeutics's Enterprise Value for Today is MXN-250.44 Mil.
Atossa Therapeutics (MEX:ATOS) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
Atossa Therapeutics Market Cap Related Terms
Atossa Therapeutics Market Cap Historical Data
* Premium members only.
The historical data trend for Atossa Therapeutics's Market Cap 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.
MEX:ATOS vs LTRN, ESLA, NTRB: Market Cap Comparison
For the Biotechnology subindustry, Atossa Therapeutics's Market Cap, along with its competitors' market caps and Market Cap 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.
Atossa Therapeutics Market Cap vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Atossa Therapeutics's Market Cap distribution charts can be found below:
* The bar in red indicates where Atossa Therapeutics's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
Atossa Therapeutics's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* 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.
Atossa Therapeutics (MEX:ATOS) has a Market Cap of MXN306.54 Mil as of Jun. 25, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Atossa Therapeutics and its competitors. According to the industry distribution chart, Atossa Therapeutics ranks #1119 out of 1431 companies in the Biotechnology industry, placing it in the top 78.2%.
Is Atossa Therapeutics' Market Cap too high?
Atossa Therapeutics' current Market Cap is MXN306.54 Mil. Based on the distribution chart, Atossa Therapeutics ranks #1119 out of 1431 companies in the Biotechnology industry, which is in the bottom quartile relative to peers. Overall, Atossa Therapeutics has a GF Score™ of 28/100, reflecting its overall financial health beyond just this single metric.
How does Atossa Therapeutics' Market Cap compare to LTRN and ESLA?
According to the Biotechnology industry distribution chart, Atossa Therapeutics ranks #1119 out of 1431 companies for Market Cap. This places Atossa Therapeutics in the lower half of its industry. The industry median Market Cap is 117.63. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for a Biotechnology company?
The median Market Cap among Biotechnology companies is 117.63, based on 1,431 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap 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 Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on Atossa Therapeutics and its competitors. For the Biotechnology industry, the median Market Cap is 117.63 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Atossa Therapeutics's current Market Cap is MXN306.54 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Atossa Therapeutics stock overvalued right now?
Atossa Therapeutics (MEX:ATOS) has a current Market Cap of MXN306.54 Mil. The current Market Cap is MXN306.54 Mil. Atossa Therapeutics' overall GF Score™ is 28/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For Atossa Therapeutics (MEX:ATOS), the current Market Cap is MXN306.54 Mil as of Jun. 25, 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.
Atossa Therapeutics Inc is a clinical-stage biopharmaceutical company engaged in the development of proprietary medicines for oncology, with a focus on breast cancer and related conditions. The company's lead product candidate, oral (Z)-endoxifen, is a selective estrogen receptor modulator and degrader (SERM/SERD) in Phase 2 clinical development, being evaluated for the treatment and prevention of breast cancer and other indications.
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