ACFN (Acorn Energy) GF Value Rank: 5 (As of Jul. 02, 2026) — 67% Above Median


ACFN Acorn Energy Inc ACFN
64 GF Score
Price $16.64
GF Value $13.64
Valuation Modestly Overvalued
! 4 Warning Signs
View Full Analysis

What is Acorn Energy GF Value Rank?

Acorn Energy ACFN -2.97% 64 GF Value Rank is 5 as of Jul. 02, 2026, which is 67% above its 10-year median of 3.00. GuruFocus rates ACFN with a GF Score™ of 64/100 and a GF Value™ of $13.64 (Modestly Overvalued). The stock has 4 warning signs investors should review.

Acorn Energy has the GF Value Rank of 5.

GF Value Rank evaluates the exclusive GuruFocus valuation and performance of a stock, rated on a scale from 1 to 10. It is determined by the price-to-GF-Value (P/GF Value) ratio, a proprietary metric calculated based on historical multiples along with an adjustment factor based on a company's past returns and growth and future estimates of the business' performance.

GuruFocus found that for valuation, we cannot simply give stocks a better GF Value rank simply because they have a lower P/GF Value ratio. Backtesting shows that over the long term, the two worst-performing groups are the most expensive group (with the highest P/GF Value ratio) and the least expensive group (with the lowest P/GF Value ratio).

We can understand why the most expensive group underperforms. We were initially puzzled by the underperformance of the least expensive group, but we realized there is a reason why some stocks are super cheap. If they look too undervalued, it is often because the businesses behind them are poor quality. The market realized this and gave them low valuations. In a way, the market is efficient.

After multiple backtesting analyses, we granted the stocks in third-cheapest percentile the highest GF Value rank, as they have performed the best over a full market cycle. Stock performance is actually not as sensitive to valuation as it is to growth and profitability. On average, the companies in the 20%-50% valuation groups have similar performances. Therefore, we should avoid the most expensive and the least expensive stocks. We can be more tolerant of valuation.

A higher score indicates a stock with a relatively low valuation and substantial potential for outperformance. Conversely, a lower score often reflects stocks that are either highly overvalued or deeply undervalued, both of which tend to underperform.

Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.

Acorn Energy GF Value Rank Related Terms

ACFN vs LGL, MIND, TRCK: GF Value Rank Comparison

For the Scientific & Technical Instruments subindustry, Acorn Energy's GF Value Rank, along with its competitors' market caps and GF Value Rank 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 GF Value Rank vs Hardware Industry

For the Hardware industry and Technology sector, Acorn Energy's GF Value Rank distribution charts can be found below:

* The bar in red indicates where Acorn Energy's GF Value Rank falls into.


ACFN
64GF Score
Acorn Energy Inc ACFN
GF Value Rank is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis
Frequently Asked Questions Learn more about GF Value Rank →
What does a GF Value Rank of 5 mean?
Acorn Energy (ACFN) has a GF Value Rank of 5 as of Jul. 02, 2026. GF Value Rank is given based on historical multiples along with past returns, growth and future estimates of the business' performance. View historical data on Acorn Energy and its competitors. This is 67% above median its historical median of 3.00. Over the past decade, Acorn Energy's GF Value Rank has ranged from 1.00 to 10.00.
Is Acorn Energy's GF Value Rank too high?
Acorn Energy's current GF Value Rank of 5 is 67% above median its 10-year median of 3.00. Over the past 10 years, this metric has ranged from a low of 1.00 to a high of 10.00. Overall, Acorn Energy has a GF Score™ of 64/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Acorn Energy's GF Value Rank compare to LGL and MIND?
Acorn Energy's GF Value Rank of 5 can be compared against companies in the Hardware industry. Historically, Acorn Energy's own GF Value Rank has ranged from 1.00 to 10.00 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good GF Value Rank for a Hardware company?
A good GF Value Rank depends on the Hardware industry context. However, GF Value Rank 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 GF Value Rank mean?
A high GF Value Rank can signal that a stock is expensive relative to its fundamentals. GF Value Rank is given based on historical multiples along with past returns, growth and future estimates of the business' performance. View historical data on Acorn Energy and its competitors. Acorn Energy's current GF Value Rank is 5, which is 67% above median its own 10-year median of 3.00. 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 Modestly Overvalued. The stock's GF Value™ is $13.64, compared to a current price of $16.64 — trading 22% above its estimated fair value. The current GF Value Rank is 5, which is 67% above median its 10-year median of 3.00. Acorn Energy's overall GF Score™ is 64/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Value Rank calculated?
GF Value Rank is calculated from a company's financial statements. For Acorn Energy (ACFN), the current GF Value Rank is 5 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.

Is Acorn Energy (ACFN) Overvalued in 2026?

Based on GuruFocus' analysis, Acorn Energy stock appears to be overvalued. The current stock price of $16.64 is trading 22% above its estimated GF Value™ of $13.64. GuruFocus considers Acorn Energy to be Modestly Overvalued.

Key valuation signals for ACFN:

  • GF Value Rank: 5 (67% above median its 10-year median of 3.00)
  • GF Value™: $13.64 vs. price of $16.64 (22% above fair value)
  • GF Score™: 64/100 with 4 warning signs

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 Business Description

Address 1000 N West Street, Suite 1200, Wilmington, DE, USA, 19801
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.
64GF Score

Get the complete analysis for ACFN

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

$16.64
Price
$13.64
GF Value