ATOS (Atossa Therapeutics) Shares Buyback Ratio %: 0.00 (As of Jul. 23, 2026)

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ATOS Atossa Therapeutics Inc ATOS
26 GF Score
Price $2.49
! 2 Warning Signs
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What is Atossa Therapeutics Shares Buyback Ratio %?

Atossa Therapeutics ATOS +2.26% 26 Shares Buyback Ratio % is 0.00 as of Jul. 23, 2026. GuruFocus rates ATOS with a GF Score™ of 26/100. The stock has 2 warning signs investors should review.

Shares Outstanding (EOP) are shares that have been authorized, issued, and purchased by investors and are held by them.

GuruFocus calculates shares buyback ratio using previous shares outstanding minus the current shares outstanding, and then divides by previous shares outstanding. Atossa Therapeutics's current shares buyback ratio was 0.00%.

Atossa Therapeutics Shares Buyback Ratio % Related Terms

Atossa Therapeutics Shares Buyback Ratio % Historical Data

* Premium members only.

The historical data trend for Atossa Therapeutics's Shares Buyback 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.

Atossa Therapeutics Shares Buyback Ratio % Chart

Atossa Therapeutics Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Shares Buyback Ratio %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -166.31 0.00 1.04 -3.08 0.00

Atossa Therapeutics Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Shares Buyback Ratio % 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
ATOS
26GF Score
Atossa Therapeutics Inc ATOS
Shares Buyback Ratio % is just one metric. See GF Score™, valuation, warning signs, and more.
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Atossa Therapeutics Shares Buyback Ratio % Calculation

Atossa Therapeutics's Shares Buyback Ratio for the fiscal year that ended in Dec. 2025 is calculated as

Shares Buyback Ratio=(Shares Outstanding (EOP) (A: Dec. 2024 ) - Shares Outstanding (EOP) (A: Dec. 2025 )) / Shares Outstanding (EOP) (A: Dec. 2024 )
=(8.611 - 8.611) / 8.611
=0.00%

Atossa Therapeutics's Shares Buyback Ratio for the quarter that ended in Mar. 2026 is calculated as

Shares Buyback Ratio=(Shares Outstanding (EOP) (A: Dec. 2025 ) - Shares Outstanding (EOP) (A: Mar. 2026 )) / Shares Outstanding (EOP) (A: Dec. 2025 )
=(8.611 - 8.611) / 8.611
=0.00%

* 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 Shares Buyback Ratio % →
What does a Shares Buyback Ratio % of 0.00 mean?
Atossa Therapeutics (ATOS) has a Shares Buyback Ratio % of 0.00 as of Jul. 23, 2026. Share buyback ratio is the percent change of a company's shares outstanding from two periods. View historical data on Atossa Therapeutics and its competitors.
Is Atossa Therapeutics' Shares Buyback Ratio % too high?
Atossa Therapeutics' current Shares Buyback Ratio % is 0.00. Overall, Atossa Therapeutics has a GF Score™ of 26/100, reflecting its overall financial health beyond just this single metric.
How does Atossa Therapeutics' Shares Buyback Ratio % compare to QNCX and ZIVO?
Atossa Therapeutics' Shares Buyback Ratio % of 0.00 can be compared against companies in the Biotechnology industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Shares Buyback Ratio % for a Biotechnology company?
A good Shares Buyback Ratio % depends on the Biotechnology industry context. However, Shares 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 Shares Buyback Ratio % mean?
A high Shares Buyback Ratio % can signal that a stock is expensive relative to its fundamentals. Share buyback ratio is the percent change of a company's shares outstanding from two periods. View historical data on Atossa Therapeutics and its competitors. Atossa Therapeutics's current Shares 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 Atossa Therapeutics stock overvalued right now?
Atossa Therapeutics (ATOS) has a current Shares Buyback Ratio % of 0.00. The current Shares Buyback Ratio % is 0.00. Atossa Therapeutics' overall GF Score™ is 26/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shares Buyback Ratio % calculated?
Shares Buyback Ratio % is calculated from a company's financial statements. For Atossa Therapeutics (ATOS), the current Shares Buyback Ratio % is 0.00 as of Jul. 23, 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 Business Description

Other Exchanges ATOS:MexicoYAG:Germany
Address 1448 NW Market Street, Suite 500, Seattle, WA, USA, 98107
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.
26GF Score

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

$2.49
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