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Acorn EnergyACFN +5.75%63 3-Year Book Growth Rate is 0.00% as of Jun. 2026. GuruFocus rates ACFN with a GF Score™ of 63/100 and a GF Value™ of $13.37 (Significantly Overvalued). The stock has 5 warning signs investors should review. Among 2,384 Hardware companies, Acorn Energy ranks worse than 41946.27% on this metric.
During the past 12 months, Acorn Energy's average Book Value per Share Growth Rate was 27.20% 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 average Book Value per Share growth rate.
During the past 13 years, the highest 3-Year average Book Value per Share Growth Rate of Acorn Energy was 206.70% per year. The lowest was -83.30% per year. And the median was -17.30% per year.
Acorn Energy (NAS:ACFN) 3-Year Book Growth Rate Explanation
Book Value per Share is the ratio of equity available to common shareholders divided by the shares outstanding. Book value per share effectively indicates a firm's net asset value on a per-share basis. It can be used by investors to gauge whether a stock price is undervalued by comparing it to the firm's market value per share. Theoretically, it is what the shareholders will receive if the company is liquidated.
Acorn Energy 3-Year Book Growth Rate Related Terms
ACFN vs MIND, LGL, AATC: 3-Year Book Growth Rate Comparison
For the Scientific & Technical Instruments subindustry, Acorn Energy's 3-Year Book Growth Rate, along with its competitors' market caps and 3-Year Book Growth Rate 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.
Acorn Energy 3-Year Book Growth Rate vs Hardware Industry
For the Hardware industry and Technology sector, Acorn Energy's 3-Year Book Growth Rate distribution charts can be found below:
* The bar in red indicates where Acorn Energy's 3-Year Book Growth Rate falls into.
This is the 3-year average growth rate of Book Value per Share. The growth rate is calculated using exponential compounding based on the latest four year annual data.
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 average Book Value per Share growth rate.
What does a 3-Year Book Growth Rate of 0.00% mean?
Acorn Energy (ACFN) has a 3-Year Book Growth Rate of 0.00% as of Jun. 2026. 3-Year Book Growth Rate is the 3-year average growth rate of Book Value per Share. View historical data for Acorn Energy and its competitors. According to the industry distribution chart, Acorn Energy ranks #999999 out of 2384 companies in the Hardware industry.
Is Acorn Energy's 3-Year Book Growth Rate too high?
Acorn Energy's current 3-Year Book Growth Rate is 0.00%. Based on the distribution chart, Acorn Energy ranks #999999 out of 2384 companies in the Hardware industry, which is in the bottom quartile relative to peers. Overall, Acorn Energy has a GF Score™ of 63/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Acorn Energy's 3-Year Book Growth Rate compare to MIND and LGL?
According to the Hardware industry distribution chart, Acorn Energy ranks #999999 out of 2384 companies for 3-Year Book Growth Rate. This places Acorn Energy in the lower half of its industry. The industry median 3-Year Book Growth Rate is 3.60. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 3-Year Book Growth Rate for a Hardware company?
The median 3-Year Book Growth Rate among Hardware companies is 3.60, based on 2,384 companies in the industry. Companies in the top quartile (top 25%) have a 3-Year Book Growth Rate significantly above this median, while those in the bottom quartile fall well below. However, 3-Year Book Growth Rate 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 3-Year Book Growth Rate mean?
A high 3-Year Book Growth Rate can signal that a stock is expensive relative to its fundamentals. 3-Year Book Growth Rate is the 3-year average growth rate of Book Value per Share. View historical data for Acorn Energy and its competitors. For the Hardware industry, the median 3-Year Book Growth Rate is 3.60 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Acorn Energy's current 3-Year Book Growth Rate 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 Acorn Energy stock overvalued right now?
Based on GuruFocus' analysis, Acorn Energy (ACFN) is currently considered Significantly Overvalued. The stock's GF Value™ is $13.37, compared to a current price of $19.40 — trading 45.1% above its estimated fair value. The current 3-Year Book Growth Rate is 0.00%. Acorn Energy's overall GF Score™ is 63/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 3-Year Book Growth Rate calculated?
3-Year Book Growth Rate is calculated from a company's financial statements. For Acorn Energy (ACFN), the current 3-Year Book Growth Rate is 0.00% as of Jun. 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.
Is Acorn Energy (ACFN) Overvalued in 2026?
Based on GuruFocus' analysis, Acorn Energy stock appears to be overvalued.
The current stock price of $19.40 is trading 45.1% above its estimated GF Value™ of $13.37.
GuruFocus considers Acorn Energy to be Significantly Overvalued.
Key valuation signals for ACFN:
3-Year Book Growth Rate: 0.00%
GF Value™: $13.37 vs. price of $19.40 (45.1% above fair value)
No single metric tells the full story. See the ACFN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Acorn Energy Inc is a holding company that focuses on technology-driven solutions for energy infrastructure asset management. The company operates through two segments namely, the PG segment and the CP segment. PG segment provides wireless remote monitoring and control systems and services for critical assets as well as Internet of Things applications which account for the majority of the revenue. CP segment is engaged in providing remote monitoring of cathodic protection systems on gas pipelines for gas utilities and pipeline companies.
63GF Score
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