Zelluna ASA (OSTO:ULTIO) ROE % Adjusted to Book Value: -5.16% (As of Mar. 2026)


OSTO:ULTIO Zelluna ASA OSTO:ULTIO
28 GF Score
Price kr21.95
! 2 Warning Signs
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What is Zelluna ASA ROE % Adjusted to Book Value?

Zelluna ASA OSTO:ULTIO 28 ROE % Adjusted to Book Value is -5.16% as of Mar. 2026. GuruFocus rates OSTO:ULTIO with a GF Score™ of 28/100. The stock has 2 warning signs investors should review.

Zelluna ASA's ROE % for the quarter that ended in Mar. 2026 was -44.35%. Zelluna ASA's PB Ratio for the quarter that ended in Mar. 2026 was 8.60. Zelluna ASA's ROE % Adjusted to Book Value for the quarter that ended in Mar. 2026 was -5.16%.

Zelluna ASA ROE % Adjusted to Book Value Related Terms

Zelluna ASA ROE % Adjusted to Book Value Historical Data

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The historical data trend for Zelluna ASA's ROE % Adjusted to Book Value 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.

Zelluna ASA ROE % Adjusted to Book Value Chart

Zelluna ASA Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
ROE % Adjusted to Book Value
Get a 7-Day Free Trial Premium Member Only Premium Member Only -4.59 -3.96 -3.49 -56.66 -38.43

Zelluna ASA Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
ROE % Adjusted to Book Value 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 -31.16 -28.29 -28.23 -39.67 -5.16

OSTO:ULTIO vs VRTX, REGN, ALNY: ROE % Adjusted to Book Value Comparison

For the Biotechnology subindustry, Zelluna ASA's ROE % Adjusted to Book Value, along with its competitors' market caps and ROE % Adjusted to Book Value 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.

Zelluna ASA ROE % Adjusted to Book Value vs Biotechnology Industry

For the Biotechnology industry and Healthcare sector, Zelluna ASA's ROE % Adjusted to Book Value distribution charts can be found below:

* The bar in red indicates where Zelluna ASA's ROE % Adjusted to Book Value falls into.


OSTO:ULTIO
28GF Score
Zelluna ASA OSTO:ULTIO
ROE % Adjusted to Book Value is just one metric. See GF Score™, valuation, warning signs, and more.
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Zelluna ASA ROE % Adjusted to Book Value Calculation

Zelluna ASA's ROE % Adjusted to Book Value for the fiscal year that ended in Dec. 2025 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-73.78% / 1.92
=-38.43%

Zelluna ASA's ROE % Adjusted to Book Value for the quarter that ended in Mar. 2026 is calculated as

ROE % Adjusted to Book Value=ROE % / PB Ratio
=-44.35% / 8.60
=-5.16%

* 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.

What does a ROE % Adjusted to Book Value of -5.16% mean?
Zelluna ASA (OSTO:ULTIO) has a ROE % Adjusted to Book Value of -5.16% as of Mar. 2026. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Zelluna ASA and its competitors.
Is Zelluna ASA's ROE % Adjusted to Book Value too high?
Zelluna ASA's current ROE % Adjusted to Book Value is -5.16%. Overall, Zelluna ASA has a GF Score™ of 28/100, reflecting its overall financial health beyond just this single metric.
How does Zelluna ASA's ROE % Adjusted to Book Value compare to VRTX and REGN?
Zelluna ASA's ROE % Adjusted to Book Value of -5.16% 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 ROE % Adjusted to Book Value for a Biotechnology company?
A good ROE % Adjusted to Book Value depends on the Biotechnology industry context. However, ROE % Adjusted to Book Value 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 ROE % Adjusted to Book Value mean?
A high ROE % Adjusted to Book Value can signal that a stock is expensive relative to its fundamentals. Return on equity adjusted to book is the ratio of return on equity to price-book ratio. View historical data on Zelluna ASA and its competitors. Zelluna ASA's current ROE % Adjusted to Book Value is -5.16%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Zelluna ASA stock overvalued right now?
Zelluna ASA (OSTO:ULTIO) has a current ROE % Adjusted to Book Value of -5.16%. The current ROE % Adjusted to Book Value is -5.16%. Zelluna ASA's 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 ROE % Adjusted to Book Value calculated?
ROE % Adjusted to Book Value is calculated from a company's financial statements. For Zelluna ASA (OSTO:ULTIO), the current ROE % Adjusted to Book Value is -5.16% 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.

Zelluna ASA Business Description

Other Exchanges ZLNA:Norway7UM0:Germany
Address Ullernchausseen 64, Oslo Cancer Cluster Innovation Park, Oslo, NOR, 0379
Zelluna ASA is a biotechnology company established to eliminate solid cancers by unleashing the powerful elements of the immune system through pioneering the development of T cell receptor (TCR) guided natural killer (NK) cell therapies (TCR-NK). Its TCR-NK products are composed of healthy donor-derived NK cells that are genetically engineered to express a tumour-specific TCR that enable the TCR-NK cells to identify and eliminate cancer cells in the body of the patient. Its programme ZI-MA4-1, the first MAGE-A4-targeting TCR-NK therapy for solid tumours with high unmet medical need. Its other programmes include ZI-KL1-1, and ZI-PR-1.
28GF Score

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ROE % Adjusted to Book Value is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

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