ATOS (Atossa Therapeutics) E10: $-222.85 (As of Mar. 2026)


ATOS Atossa Therapeutics Inc ATOS
26 GF Score
Price $2.29
! 2 Warning Signs
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What is Atossa Therapeutics E10?

Atossa Therapeutics ATOS +8.02% 26 E10 is $-222.85 as of Mar. 2026. GuruFocus rates ATOS with a GF Score™ of 26/100. The stock has 2 warning signs investors should review.

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller P/E calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.

Atossa Therapeutics's adjusted earnings per share data for the three months ended in Mar. 2026 was $-1.110. Add all the adjusted EPS for the past 10 years together and divide 10 will get our e10, which is $-222.85 for the trailing ten years ended in Mar. 2026.

During the past 3 years, the average E10 Growth Rate was 33.80% per year. During the past 5 years, the average E10 Growth Rate was 23.80% per year. 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 E10 growth rate using E10 data.

During the past 13 years, the highest 3-Year average E10 Growth Rate of Atossa Therapeutics was 33.80% per year. The lowest was 5.20% per year. And the median was 18.15% per year.

As of today (2026-07-06), Atossa Therapeutics's current stock price is $2.29. Atossa Therapeutics's E10 for the quarter that ended in Mar. 2026 was $-222.85. Atossa Therapeutics's Shiller PE Ratio of today is .


Atossa Therapeutics  (NAS:ATOS) E10 Explanation

If a company grows much fast than inflation, E10 may underestimate the company's earnings power. Shiller PE Ratio can seem to be too high even the actual P/E is low.

For the Shiller P/E, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller P/E is also called PE10.

The Shiller P/E was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.


Be Aware

Shiller PE Ratio works better for cyclical companies. It gives you a better idea on the company's real earnings power.


Atossa Therapeutics E10 Related Terms


Atossa Therapeutics E10 Historical Data

* Premium members only.

The historical data trend for Atossa Therapeutics's E10 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 E10 Chart

Atossa Therapeutics Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
E10
Get a 7-Day Free Trial Premium Member Only Premium Member Only -923.34 -837.30 -624.49 -426.67 -242.59

Atossa Therapeutics Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
E10 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 -384.88 -348.17 -293.19 -242.59 -222.85

ATOS vs QNCX, ZIVO, KTTA: E10 Comparison

For the Biotechnology subindustry, Atossa Therapeutics's Shiller PE Ratio, along with its competitors' market caps and Shiller 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.


Atossa Therapeutics Shiller PE Ratio vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Atossa Therapeutics's Shiller PE Ratio distribution charts can be found below:

* The bar in red indicates where Atossa Therapeutics's Shiller PE Ratio falls into.


ATOS
26GF Score
Atossa Therapeutics Inc ATOS
E10 is just one metric. See GF Score™, valuation, warning signs, and more.
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Atossa Therapeutics E10 Calculation

E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller P/E calculation. When we calculate the today's Shiller P/E ratio of a stock, we use today's price divided by E10.

What is E10? How do we calculate E10?

E10 is the average of the inflation adjusted earnings of a company over the past 10 years. Let's use an example to explain.

If we want to calculate the E10 of Wal-Mart (WMT) for Dec. 31, 2010, we need to have the inflation data and the earnings from 2001 through 2010.

We adjusted the earnings of 2001 earnings data with the total inflation from 2001 through 2010 to the equivalent earnings in 2010. If the total inflation from 2001 to 2010 is 40%, and Wal-Mart earned $1 a share in 2001, then the 2001's equivalent earnings in 2010 is $1.4 a share. If Wal-Mart earns $1 again in 2002, and the total inflation from 2002 through 2010 is 35%, then the equivalent 2002 earnings in 2010 is $1.35. So on and so forth, you get the equivalent earnings of past 10 years. Then you add them together and divided the sum by 10 to get E10.

Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.

For example, Atossa Therapeutics's adjusted earnings per share data for the three months ended in Mar. 2026 was:

Adj_EPS= Earnings per Share (Diluted) /CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=-1.11/330.2130*330.2130
=-1.110

Current CPI (Mar. 2026) = 330.2130.

Atossa Therapeutics Quarterly Data

per share eps CPI Adj_EPS
201606 -120.600 241.018 -165.231
201609 12.600 241.428 17.234
201612 -129.601 241.432 -177.259
201703 -972.004 243.801 -1,316.518
201706 -115.800 244.955 -156.105
201709 -31.650 246.819 -42.344
201712 -11.273 246.524 -15.100
201803 -127.200 249.554 -168.313
201806 -76.200 251.989 -99.854
201809 -9.600 252.439 -12.558
201812 3.150 251.233 4.140
201903 -9.300 254.202 -12.081
201906 -12.000 256.143 -15.470
201909 -5.400 256.759 -6.945
201912 -3.900 256.974 -5.012
202003 -4.800 258.115 -6.141
202006 -6.450 257.797 -8.262
202009 -5.100 260.280 -6.470
202012 -13.200 260.474 -16.734
202103 -0.600 264.877 -0.748
202106 -0.900 271.696 -1.094
202109 -0.600 274.310 -0.722
202112 -0.600 278.802 -0.711
202203 -0.600 287.504 -0.689
202206 -0.790 296.311 -0.880
202209 -0.900 296.808 -1.001
202212 -0.900 296.797 -1.001
202303 -0.750 301.836 -0.821
202306 -1.200 305.109 -1.299
202309 -0.750 307.789 -0.805
202312 -0.900 306.746 -0.969
202403 -0.750 312.332 -0.793
202406 -0.750 314.175 -0.788
202409 -0.900 315.301 -0.943
202412 -0.790 315.605 -0.827
202503 -0.780 319.799 -0.805
202506 -1.050 322.561 -1.075
202509 -1.050 324.800 -1.067
202512 -1.340 324.054 -1.365
202603 -1.110 330.213 -1.110

Add all the adjusted EPS together and divide 10 will get our e10.

Frequently Asked Questions Learn more about E10 →
What does a E10 of $-222.85 mean?
Atossa Therapeutics (ATOS) has a E10 of $-222.85 as of Mar. 2026. E10 represents the company's inflation-adjusted earnings per share over a 10-year period. View historical data on Atossa Therapeutics and its competitors.
Is Atossa Therapeutics' E10 too high?
Atossa Therapeutics' current E10 is $-222.85. Overall, Atossa Therapeutics has a GF Score™ of 26/100, reflecting its overall financial health beyond just this single metric.
How does Atossa Therapeutics' E10 compare to QNCX and ZIVO?
Atossa Therapeutics' E10 of $-222.85 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 E10 for a Biotechnology company?
A good E10 depends on the Biotechnology industry context. However, E10 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 E10 mean?
A high E10 can signal that a stock is expensive relative to its fundamentals. E10 represents the company's inflation-adjusted earnings per share over a 10-year period. View historical data on Atossa Therapeutics and its competitors. Atossa Therapeutics's current E10 is $-222.85. 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 E10 of $-222.85. The current E10 is $-222.85. 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 E10 calculated?
E10 is calculated from a company's financial statements. For Atossa Therapeutics (ATOS), the current E10 is $-222.85 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.

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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