Aton Green Storage SpA (MIL:ATON) PB Ratio: (As of Jun. 26, 2026)


MIL:ATON Aton Green Storage SpA MIL:ATON
11 GF Score
Price €0.38
GF Value €0.60
Valuation Possible Value Trap
! 8 Warning Signs
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What is Aton Green Storage SpA PB Ratio?

The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. As of today (2026-06-26), Aton Green Storage SpA's share price is €0.38. Aton Green Storage SpA's Book Value per Share for the quarter that ended in Dec. 2025 was €-1.64. Hence, Aton Green Storage SpA's PB Ratio of today is .

The historical rank and industry rank for Aton Green Storage SpA's PB Ratio or its related term are showing as below:

During the past 8 years, Aton Green Storage SpA's highest PB Ratio was 32.76. The lowest was 0.56. And the median was 2.08.

MIL:ATON's PB Ratio is not ranked *
in the Industrial Products industry.
Industry Median: 2.27
* Ranked among companies with meaningful PB Ratio only.

During the past 12 months, Aton Green Storage SpA's average Book Value Per Share Growth Rate was -164.10% per year.

During the past 8 years, the highest 3-Year average Book Value Per Share Growth Rate of Aton Green Storage SpA was 140.00% per year. The lowest was 10.30% per year. And the median was 98.00% per year.

Back to Basics: PB Ratio


Aton Green Storage SpA  (MIL:ATON) PB Ratio Explanation

Unlike valuation ratios relative to the earning power such as PE Ratio, PE Ratio without NRI, PS Ratio, Price-to-Operating-Cash-Flow , or Price-to-Free-Cash-Flow, the PB Ratio measures the valuation of the stock relative to the underlying asset of the company.

The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.


Be Aware

Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.


Aton Green Storage SpA PB Ratio Related Terms


Aton Green Storage SpA PB Ratio Historical Data

* Premium members only.

The historical data trend for Aton Green Storage SpA's 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.

Aton Green Storage SpA PB Ratio Chart

Aton Green Storage SpA Annual Data
Trend Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
PB Ratio
Get a 7-Day Free Trial 3.86 2.06 1.84 0.83 0.00

Aton Green Storage SpA Semi-Annual Data
Dec18 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
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 1.84 1.99 0.83 1.04 0.00

MIL:ATON vs VRT, BE, NVT: PB Ratio Comparison

For the Electrical Equipment & Parts subindustry, Aton Green Storage SpA's PB Ratio, along with its competitors' market caps and 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.


Aton Green Storage SpA PB Ratio vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, Aton Green Storage SpA's PB Ratio distribution charts can be found below:

* The bar in red indicates where Aton Green Storage SpA's PB Ratio falls into.


MIL:ATON
11GF Score
Aton Green Storage SpA MIL:ATON
PB Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Aton Green Storage SpA PB Ratio Calculation

The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.

Aton Green Storage SpA's PB Ratio for today is calculated as follows:

PB Ratio=Share Price/Book Value per Share (Q: Dec. 2025)
=0.38/-1.641
=

* 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.

It can also be calculated from the numbers for the whole company:

A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.

Is Aton Green Storage SpA (MIL:ATON) Overvalued in 2026?

Based on GuruFocus' analysis, Aton Green Storage SpA stock appears to be undervalued. The current stock price of €0.38 is trading 36.7% below its estimated GF Value™ of €0.60. GuruFocus considers Aton Green Storage SpA to be Possible Value Trap.

Key valuation signals for MIL:ATON:

  • PB Ratio:
  • GF Value™: €0.60 vs. price of €0.38 (36.7% below fair value)
  • GF Score™: 11/100 with 8 warning signs

No single metric tells the full story. See the MIL:ATON stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Aton Green Storage SpA Business Description

Other Exchanges 6E6:Germany
Address Via Guido Rossa, 5, Spilamberto, Modena, ITA, 41057
Aton Green Storage SpA is an Italian company in the market for the engineering and production of storage systems for photovoltaic systems - Battery Energy Storage System. Its products include RA. Store-K, RA.Store-3, Zon.IS, G.Store, H.Store, Z.Store for new and existing plants; and Axis.T. for electric vehicle charging.
11GF Score

Get the complete analysis for MIL:ATON

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

€0.38
Price
€0.60
GF Value