ATOS (Atossa Therapeutics) Cyclically Adjusted PB Ratio: 0.05 (As of Jul. 02, 2026)


ATOS Atossa Therapeutics Inc ATOS
30 GF Score
Price $2.12
! 2 Warning Signs
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What is Atossa Therapeutics Cyclically Adjusted PB Ratio?

Atossa Therapeutics ATOS +3.68% 30 Cyclically Adjusted PB Ratio is 0.05 as of Jul. 02, 2026. GuruFocus rates ATOS with a GF Score™ of 30/100. The stock has 2 warning signs investors should review. Among 702 Biotechnology companies, Atossa Therapeutics ranks better than 93.45% on this metric.

As of today (2026-07-02), Atossa Therapeutics's current share price is $2.115. Atossa Therapeutics's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 was $41.88. Atossa Therapeutics's Cyclically Adjusted PB Ratio for today is 0.05.

The historical rank and industry rank for Atossa Therapeutics's Cyclically Adjusted PB Ratio or its related term are showing as below:

ATOS' s Cyclically Adjusted PB Ratio Range Over the Past 10 Years
Min: 0   Med: 0   Max: 0.05
Current: 0.05

During the past years, Atossa Therapeutics's highest Cyclically Adjusted PB Ratio was 0.05. The lowest was 0.00. And the median was 0.00.

ATOS's Cyclically Adjusted PB Ratio is ranked better than
93.45% of 702 companies
in the Biotechnology industry
Industry Median: 1.555 vs ATOS: 0.05

The Shiller PE Ratio was first used by professor Robert Shiller. He uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings per share of a company over the past 10 years. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio. The Cyclically Adjusted Book per Share is the average of the inflation adjusted book value per share of a company over the past 10 years.

Atossa Therapeutics's adjusted book value per share data for the three months ended in Mar. 2026 was $3.540. Add all the adjusted book value per share for the past 10 years together and divide the count will get our Cyclically Adjusted Book per Share, which is $41.88 for the trailing ten years ended in Mar. 2026.

Shiller PE for Stocks: The True Measure of Stock Valuation


Atossa Therapeutics  (NAS:ATOS) Cyclically Adjusted PB Ratio Explanation

Compared with the regular PB Ratio, which works poorly for cyclical businesses, the Cyclically Adjusted PB Ratio smoothed out the fluctuations of book value during business cycles. Therefore it is more accurate in reflecting the valuation of the company.

If a company has consistent business performance, the Cyclically Adjusted PB Ratio should give similar results to regular PB Ratio.


Atossa Therapeutics Cyclically Adjusted PB Ratio Related Terms


Atossa Therapeutics Cyclically Adjusted PB Ratio Historical Data

* Premium members only.

The historical data trend for Atossa Therapeutics's Cyclically Adjusted PB 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 Cyclically Adjusted PB Ratio Chart

Atossa Therapeutics Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Cyclically Adjusted PB Ratio
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.04 0.01 0.03 0.09 0.18

Atossa Therapeutics Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Cyclically Adjusted PB 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 0.08 0.14 0.21 0.18 0.13

ATOS vs QNCX, ZIVO, KTTA: Cyclically Adjusted PB Ratio Comparison

For the Biotechnology subindustry, Atossa Therapeutics's Cyclically Adjusted PB Ratio, along with its competitors' market caps and Cyclically Adjusted PB 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 Cyclically Adjusted PB Ratio vs Biotechnology Industry

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

* The bar in red indicates where Atossa Therapeutics's Cyclically Adjusted PB Ratio falls into.


ATOS
30GF Score
Atossa Therapeutics Inc ATOS
Cyclically Adjusted PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Atossa Therapeutics Cyclically Adjusted PB Ratio Calculation

Like the Shiller PE Ratio, the Cyclically Adjusted PB Ratio takes the Book Value per Share from the past 10 years, adjusts it for inflation, and then calculates the average. This average is then used for the P/B calculation. Because it considers this 10-year average, it's often referred to as the CAPB Ratio.

The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The similar calculation is applied by GuruFocus to calculate the Cyclically Adjusted PB Ratio.

Atossa Therapeutics's Cyclically Adjusted PB Ratio for today is calculated as

Cyclically Adjusted PB Ratio=Share Price/ Cyclically Adjusted Book per Share
=2.115/41.88
=0.05

* 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's Cyclically Adjusted Book per Share for the quarter that ended in Mar. 2026 is calculated as:

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

Adj_Book=Book Value per Share/CPI of Mar. 2026 (Change)*Current CPI (Mar. 2026)
=3.54/330.2130*330.2130
=3.540

Current CPI (Mar. 2026) = 330.2130.

Atossa Therapeutics Quarterly Data

Book Value per Share CPI Adj_Book
201606 160.667 241.018 220.126
201609 257.810 241.428 352.619
201612 147.476 241.432 201.707
201703 72.762 243.801 98.552
201706 50.071 244.955 67.499
201709 32.859 246.819 43.961
201712 39.203 246.524 52.511
201803 29.718 249.554 39.323
201806 41.745 251.989 54.704
201809 28.720 252.439 37.568
201812 22.577 251.233 29.675
201903 32.066 254.202 41.654
201906 28.821 256.143 37.155
201909 24.660 256.759 31.715
201912 21.603 256.974 27.760
202003 17.892 258.115 22.890
202006 13.506 257.797 17.300
202009 14.142 260.280 17.942
202012 8.570 260.474 10.865
202103 17.343 264.877 21.621
202106 17.162 271.696 20.858
202109 16.743 274.310 20.155
202112 16.363 278.802 19.380
202203 16.010 287.504 18.388
202206 15.430 296.311 17.195
202209 14.671 296.808 16.322
202212 13.973 296.797 15.546
202303 13.416 301.836 14.677
202306 12.435 305.109 13.458
202309 11.761 307.789 12.618
202312 10.895 306.746 11.729
202403 10.250 312.332 10.837
202406 9.561 314.175 10.049
202409 8.785 315.301 9.200
202412 8.301 315.605 8.685
202503 7.586 319.799 7.833
202506 6.700 322.561 6.859
202509 5.782 324.800 5.878
202512 4.570 324.054 4.657
202603 3.540 330.213 3.540

Add all the adjusted book value per share together and divide the count will get our Cyclically Adjusted Book per Share.

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.

What does a Cyclically Adjusted PB Ratio of 0.05 mean?
Atossa Therapeutics (ATOS) has a Cyclically Adjusted PB Ratio of 0.05 as of Jul. 02, 2026. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Atossa Therapeutics and its competitors. According to the industry distribution chart, Atossa Therapeutics ranks #46 out of 702 companies in the Biotechnology industry, placing it in the top 6.6%.
Is Atossa Therapeutics' Cyclically Adjusted PB Ratio too high?
Atossa Therapeutics' current Cyclically Adjusted PB Ratio is 0.05. The Biotechnology industry median Cyclically Adjusted PB Ratio is 1.56. Atossa Therapeutics' value of 0.05 is 96.8% below this industry median. Based on the distribution chart, Atossa Therapeutics ranks #46 out of 702 companies in the Biotechnology industry, which is in the top quartile — a strong position relative to peers. Overall, Atossa Therapeutics has a GF Score™ of 30/100, reflecting its overall financial health beyond just this single metric.
How does Atossa Therapeutics' Cyclically Adjusted PB Ratio compare to QNCX and ZIVO?
According to the Biotechnology industry distribution chart, Atossa Therapeutics ranks #46 out of 702 companies for Cyclically Adjusted PB Ratio. This places Atossa Therapeutics in the top 7% of its industry — outperforming the majority of peers. The industry median Cyclically Adjusted PB Ratio is 1.56. Atossa Therapeutics' value of 0.05 is 96.8% below this benchmark. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Cyclically Adjusted PB Ratio for a Biotechnology company?
The median Cyclically Adjusted PB Ratio among Biotechnology companies is 1.56, based on 702 companies in the industry. Companies in the top quartile (top 25%) have a Cyclically Adjusted PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, Cyclically Adjusted PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Atossa Therapeutics's current Cyclically Adjusted PB Ratio of 0.05 is 96.8% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Cyclically Adjusted PB Ratio mean?
A high Cyclically Adjusted PB Ratio can signal that a stock is expensive relative to its fundamentals. Cyclically Adjusted PB Ratio is the ratio of share price to a company's inflation-adjusted book value per share over a 10-year period. View historical data on Atossa Therapeutics and its competitors. For the Biotechnology industry, the median Cyclically Adjusted PB Ratio is 1.56 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Atossa Therapeutics's current Cyclically Adjusted PB Ratio is 0.05. 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 Cyclically Adjusted PB Ratio of 0.05. The current Cyclically Adjusted PB Ratio is 0.05 and 96.8% below the Biotechnology industry median of 1.56. Atossa Therapeutics' overall GF Score™ is 30/100 with 2 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Cyclically Adjusted PB Ratio calculated?
Cyclically Adjusted PB Ratio is calculated from a company's financial statements. For Atossa Therapeutics (ATOS), the current Cyclically Adjusted PB Ratio is 0.05 as of Jul. 02, 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.
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Cyclically Adjusted PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

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