Tearsheet

Acorn Energy (ACFN)


Market Price (12/4/2025): $15.78 | Market Cap: $39.3 Mil
Sector: Information Technology | Industry: Electronic Equipment & Instruments

Acorn Energy (ACFN)


Market Price (12/4/2025): $15.78
Market Cap: $39.3 Mil
Sector: Information Technology
Industry: Electronic Equipment & Instruments

Investment Highlights Why It Matters Which of these 2 stories sounds closer for this stock?

1. Generates cash flow

The stock generated 4% or more of the share price (called cash flow yield), and shows moderate 10-15% or more growth.

2. Riding a trend

Think Tesla during the pandemic of 2020 when EVs were riding a cultural high, or Nvidia in the current AI boom, or even Figma. These companies don’t have enough yield, or, enough growth, or both - however - they are riding a trend. They have momentum. These can be more volatile - they don’t have the floor of strong cash flow


0 Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 17%, ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is 13%
 
1 Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 51%
 
2 Attractive operating margins
Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 24%
 
3 Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 13%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 13%
 
4 Megatrend and thematic drivers
Megatrends include Smart Grids & Grid Modernization, and Water Infrastructure. Themes include Grid Automation, Distributed Energy Resources, Show more.
 
0 Attractive yield
Total YieldTotal Yield = Earnings Yield + Dividend Yield, Earnings Yield = Net Income / Market Cap Dividend Yield = Total Dividends / Market Cap is 17%, ERPEquity Risk Premium (ERP) = Total Yield - Risk Free Rate, Reflects the premium above risk free assets offered by the investment. is 13%
1 Strong revenue growth
Rev Chg LTMRevenue Change % Last Twelve Months (LTM) is 51%
2 Attractive operating margins
Op Mgn LTMOperating Margin = Operating Income / Revenue Reflects profitability before taxes and before impact of capital structure (interest payments). is 24%
3 Attractive cash flow generation
CFO/Rev LTMCash Flow from Operations / Revenue (Sales), Last Twelve Months (LTM) is 13%, FCF/Rev LTMFree Cash Flow / Revenue (Sales), Last Twelve Months (LTM) is 13%
4 Megatrend and thematic drivers
Megatrends include Smart Grids & Grid Modernization, and Water Infrastructure. Themes include Grid Automation, Distributed Energy Resources, Show more.

Valuation, Metrics & Events

ACFN Stock


Why The Stock Moved


Qualitative Assessment

AI Generated Analysis | Feedback

Here are the key points explaining the negative stock movement for Acorn Energy (ACFN) from August 31, 2025, to December 5, 2025:

1. Lower Total Revenue in Q3 2025: Acorn Energy reported a significant decrease in total revenue for the third quarter of 2025, falling to $2.48 million from $3.05 million in the same period of 2024. This decline was primarily attributed to reduced hardware revenue.

2. Timing and Delay of Hardware Revenue: A major factor contributing to the revenue drop was the deferral of hardware sales from a large cell phone provider contract. Deliveries initially expected in Q3 2025 were pushed into Q4 2025 and potentially Q1 2026, resulting in no hardware revenue from this contract in Q3 2025, compared to $724,000 in Q3 2024.

Show more

Stock Movement Drivers

Return vs. Risk


Price Returns Compared

 202020212022202320242025Total [1]
Returns
ACFN Return-1%71%-44%9%194%-8%179%
Peers Return142%15%-18%9%-10%-4%116%
S&P 500 Return16%27%-19%24%23%17%112%

Monthly Win Rates [3]
ACFN Win Rate42%58%8%50%58%40% 
Peers Win Rate43%48%37%47%40%50% 
S&P 500 Win Rate58%75%42%67%75%70% 

Max Drawdowns [4]
ACFN Max Drawdown-59%0%-52%-22%-5%-28% 
Peers Max Drawdown-34%-6%-29%-13%-24%-14% 
S&P 500 Max Drawdown-31%-1%-25%-1%-2%-15% 


[1] Cumulative total returns since the beginning of 2020
[2] Peers: MVIS, USBC, ROP, KEYS, TDY.
[3] Win Rate = % of calendar months in which monthly returns were positive
[4] Max drawdown represents maximum peak-to-trough decline within a year
[5] 2025 data is for the year up to 12/4/2025 (YTD)

How Low Can It Go

Unique KeyEventACFNS&P 500
2022 Inflation Shock2022 Inflation Shock  
2022 Inflation Shock% Loss% Loss-61.1%-25.4%
2022 Inflation Shock% Gain to Breakeven% Gain to Breakeven156.9%34.1%
2022 Inflation ShockTime to BreakevenTime to Breakeven173 days464 days
2020 Covid Pandemic2020 Covid Pandemic  
2020 Covid Pandemic% Loss% Loss-61.4%-33.9%
2020 Covid Pandemic% Gain to Breakeven% Gain to Breakeven159.1%51.3%
2020 Covid PandemicTime to BreakevenTime to Breakeven166 days148 days
2018 Correction2018 Correction  
2018 Correction% Loss% Loss-64.3%-19.8%
2018 Correction% Gain to Breakeven% Gain to Breakeven180.2%24.7%
2018 CorrectionTime to BreakevenTime to Breakeven1254 days120 days
2008 Global Financial Crisis2008 Global Financial Crisis  
2008 Global Financial Crisis% Loss% Loss-79.4%-56.8%
2008 Global Financial Crisis% Gain to Breakeven% Gain to Breakeven386.0%131.3%
2008 Global Financial CrisisTime to BreakevenTime to Breakeven329 days1480 days

Compare to MVIS, USBC, ROP, KEYS, TDY


In The Past

Acorn Energy's stock fell -61.1% during the 2022 Inflation Shock from a high on 9/22/2021. A -61.1% loss requires a 156.9% gain to breakeven.

Preserve Wealth

Limiting losses and compounding gains is essential to preserving wealth over time.

Asset Allocation

Actively managed asset allocation strategies protect wealth. Learn more.

About Acorn Energy (ACFN)

Better Bets than Acorn Energy (ACFN)

Latest Trefis Analyses

Title
0ARTICLES

Trade Ideas

Select past ideas related to ACFN. For more, see Trefis Trade Ideas.

Unique KeyDateTickerCompanyCategoryTrade Strategy6M Fwd Rtn12M Fwd Rtn12M Max DD
ENPH_11302025_Dip_Buyer_High_CFO_Margins_ExInd_DE11302025ENPHEnphase EnergyDip BuyDB | CFO/Rev | Low D/EDip Buy with High Cash Flow Margins
Buying dips for companies with significant cash flows from operations and reasonable debt / market cap
1.9%1.9%-0.9%
PD_11262025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG11262025PDPagerDutyDip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
3.7%3.7%0.0%
CRM_11212025_Dip_Buyer_FCFYield11212025CRMSalesforceDip BuyDB | FCFY OPMDip Buy with High FCF Yield and High Margin
Buying dips for companies with high FCF yield and meaningfully high operating margin
5.1%5.1%-0.1%
HUBS_11212025_Dip_Buyer_High_CFO_Margins_ExInd_DE11212025HUBSHubSpotDip BuyDB | CFO/Rev | Low D/EDip Buy with High Cash Flow Margins
Buying dips for companies with significant cash flows from operations and reasonable debt / market cap
5.5%5.5%0.0%
FIVN_11212025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG11212025FIVNFive9Dip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
8.0%8.0%0.0%
Unique KeyDateTickerCompanyCategoryTrade Strategy6M Fwd Rtn12M Fwd Rtn12M Max DD
ENPH_11302025_Dip_Buyer_High_CFO_Margins_ExInd_DE11302025ENPHEnphase EnergyDip BuyDB | CFO/Rev | Low D/EDip Buy with High Cash Flow Margins
Buying dips for companies with significant cash flows from operations and reasonable debt / market cap
1.9%1.9%-0.9%
PD_11262025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG11262025PDPagerDutyDip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
3.7%3.7%0.0%
CRM_11212025_Dip_Buyer_FCFYield11212025CRMSalesforceDip BuyDB | FCFY OPMDip Buy with High FCF Yield and High Margin
Buying dips for companies with high FCF yield and meaningfully high operating margin
5.1%5.1%-0.1%
HUBS_11212025_Dip_Buyer_High_CFO_Margins_ExInd_DE11212025HUBSHubSpotDip BuyDB | CFO/Rev | Low D/EDip Buy with High Cash Flow Margins
Buying dips for companies with significant cash flows from operations and reasonable debt / market cap
5.5%5.5%0.0%
FIVN_11212025_Dip_Buyer_High_FCF_Yield_ExInd_DE_RevG11212025FIVNFive9Dip BuyDB | FCF Yield | Low D/EDip Buy with High Free Cash Flow Yield
Buying dips for companies with significant free cash flow yield (FCF / Market Cap) and reasonable debt / market cap
8.0%8.0%0.0%

Recent Active Movers

Recent Active Movers

More From Trefis

Peer Comparisons for Acorn Energy

Peers to compare with:

Financials

ACFNMVISUSBCROPKEYSTDYMedian
NameAcorn En.Microvis.USBC Roper Te.Keysight.Teledyne. 
Mkt Price16.730.920.87444.73209.00518.11112.86
Mkt Cap0.00.2-47.935.924.324.3
Rev LTM13307,7215,2436,0052,628
Op Inc LTM3-62-92,1728891,110446
FCF LTM2-56-82,4061,4151,038520
FCF 3Y Avg1-62-101,9951,181923462
CFO LTM2-56-82,5241,5431,145573
CFO 3Y Avg1-60-102,1011,3471,026513

Growth & Margins

ACFNMVISUSBCROPKEYSTDYMedian
NameAcorn En.Microvis.USBC Roper Te.Keysight.Teledyne. 
Rev Chg LTM51.0%-71.3%-14.0%4.8%7.4%7.4%
Rev Chg 3Y Avg25.8%198.8%-14.1%0.1%3.6%14.1%
Rev Chg Q54.9%-91.8%-14.3%11.1%6.7%11.1%
QoQ Delta Rev Chg LTM10.5%-40.3%-3.4%2.6%1.6%2.6%
Op Mgn LTM23.9%-2,383.0%-28.1%17.0%18.5%18.5%
Op Mgn 3Y Avg8.2%-3,301.7%-28.3%20.2%18.4%18.4%
QoQ Delta Op Mgn LTM3.3%-800.1%-0.1%0.1%-0.1%0.1%
CFO/Rev LTM13.4%-2,166.2%-32.7%29.4%19.1%19.1%
CFO/Rev 3Y Avg6.0%-2,431.1%-30.4%25.5%17.8%17.8%
FCF/Rev LTM13.1%-2,182.0%-31.2%27.0%17.3%17.3%
FCF/Rev 3Y Avg5.3%-2,580.7%-28.9%22.3%16.0%16.0%

Valuation

ACFNMVISUSBCROPKEYSTDYMedian
NameAcorn En.Microvis.USBC Roper Te.Keysight.Teledyne. 
Mkt Cap0.00.2-47.935.924.324.3
P/S3.2112.0-6.95.44.65.4
P/EBIT13.3-4.1-23.425.625.823.4
P/E6.0-3.2-34.251.833.633.6
P/CFO24.3-5.2-21.318.324.021.3
Total Yield16.9%-30.9%-3.6%1.9%3.0%3.0%
Dividend Yield0.0%0.0%-0.6%0.0%0.0%0.0%
FCF Yield 3Y Avg14.5%-20.2%-3.6%4.3%4.2%4.2%
D/E0.00.2-0.20.10.10.1
Net D/E-0.1-0.1-0.20.00.10.0

Returns

ACFNMVISUSBCROPKEYSTDYMedian
NameAcorn En.Microvis.USBC Roper Te.Keysight.Teledyne. 
1M Rtn-27.1%-13.2%-1.4%-1.0%16.7%1.4%-1.2%
3M Rtn-40.3%-16.4%17.0%-15.5%25.2%-5.3%-10.4%
6M Rtn-5.7%-16.4%--21.7%30.8%3.6%-5.7%
12M Rtn-7.1%8.2%--22.3%21.3%8.2%8.2%
3Y Rtn221.7%-68.6%-3.6%17.0%22.3%17.0%
1M Excs Rtn-28.4%-14.5%-2.6%-2.3%15.4%0.1%-2.5%
3M Excs Rtn-45.3%-22.9%-2.3%-19.9%18.7%-11.4%-15.6%
6M Excs Rtn-21.4%-31.8%--37.1%15.3%-11.8%-21.4%
12M Excs Rtn-21.1%-11.3%--34.7%8.4%-5.5%-11.3%
3Y Excs Rtn101.0%-140.4%--66.8%-52.5%-46.5%-52.5%

Financials

Price Behavior

Short Interest

Short Interest: As Of Date11142025
Short Interest: Shares Quantity34,516
Short Interest: % Change Since 1031202550.1%
Average Daily Volume45,835
Days-to-Cover Short Interest1
Basic Shares Quantity2,493,000
Short % of Basic Shares1.4%

SEC Filings

Expand for More

Report DateFiling DateFiling
6302025807202510-Q 6/30/2025
3312025508202510-Q 3/31/2025
12312024306202510-K 12/31/2024
93020241107202410-Q 9/30/2024
6302024808202410-Q 6/30/2024
3312024509202410-Q 3/31/2024
12312023307202410-K 12/31/2023
93020231109202310-Q 9/30/2023
6302023810202310-Q 6/30/2023
3312023511202310-Q 3/31/2023
12312022316202310-K 12/31/2022
93020221110202210-Q 9/30/2022
6302022812202210-Q 6/30/2022
3312022513202210-Q 3/31/2022
12312021331202210-K 12/31/2021
93020211110202110-Q 9/30/2021