Acorn Energy, Inc.

ACFNNASDAQTechnology● Active

$16.20

$-0.03(-0.15%)

Market Cap$40633780

P/E Ratio—

52W High$33

52W Low$12.42

Avg Volume16K

Open$16.39

Beta0.24

Free Cash Flow Financials Revenue

Acorn Energy, Inc. (ACFN) Free Cash Flow & Analysis

Annual & trailing free cash flow, FCF margin, YoY change, valuation ratios, and peer context.

ACFN · free cash flow · updated Jun 9, 2026

Core FCF metrics

ACFN · FCF · TTM · margin & CAGR

Free cash flow was $2.1M for FY2025 (fiscal year ending 2025-12-31), up 142.3% year-over-year The FCF margin was 17.9%. Five-year CAGR stands at +40.9%.

FY2025 Free Cash Flow$2.1M▲ +142.3% YoY

Trailing 12M (TTM)$1.8Mtrailing 4 quarters sum

FCF Margin17.9%$2.1M ÷ revenue

3-Year CAGRN/AN/A — contains negative FCF

5-Year CAGR+40.9%FY2020 → FY2025

FormulaFCF = Operating Cash Flow − Capital ExpendituresTTM = trailing 4 quarters sumCAGR → N/A if either endpoint ≤ 0

Source: FMP /cash-flow-statement · SEC 10-K / 10-Q · USDUpdated: Jun 9, 2026

Annual free cash flow history

FCF ($B, upper) · YoY Growth % (lower)

Positive FCFNegative FCF

Free Cash Flow

YoY Growth %

Annual free cash flow data

ACFN · free cash flow history · annual / quarterly

Fiscal YearOperating CFCapExFree Cash FlowYoY ChangeFCF Margin

FY2025Latest$2.1M(0M)$2.1M▲ +142.3%17.9%

FY2024$905,000(0M)$849,000▲ +21325.0%7.7%

FY2023$72,000(0M)−$4,000▲ +98.5%-0.1%

FY2022$31,000(0M)−$261,000▼ 35.9%-3.7%

FY2021$132,000(0M)−$192,000▼ 151.8%-2.8%

FCF = Operating Cash Flow − Capital Expenditures · CapEx shown as (negative) · Source: SEC filings via FMP

FCF valuation metrics

ACFN · P/FCF · FCF yield · FCF per share

Acorn Energy, Inc. (ACFN) trades at a FCF yield of 4.51% and a price-to-free-cash-flow ratio of 22.2x. FCF per share stands at $0.73, calculated using trailing twelve-month FCF divided by basic weighted-average shares outstanding.

FCF Yield (TTM)

4.51%

Free Cash Flow ÷ Market Cap

per FMP freeCashFlowYieldTTM definition

FCF per Share (TTM)

$0.73

TTM FCF ÷ Shares Outstanding

Price / FCF

x22.2

Share Price ÷ FCF per Share

EV / FCF (TTM)

x20.4

Enterprise Value basis

Source: FMP /key-metrics-ttm · /cash-flow-statement Q · /income-statementFY2025 · 2025-12-31

Cash flow statement summary

ACFN · cash flow statement · operating / investing / financing

For FY2025, Acorn Energy, Inc. generated $2.1M in operating cash flow and spent 0M in capital expenditures, yielding $2.1M in free cash flow.

Operating Activities

+$2.1M

Cash from core business operations

2025-12-31

Investing Activities

−$0.0M

CapEx, acquisitions & investments

2025-12-31

Financing Activities

+$0.1M

Buybacks, dividends & debt

2025-12-31

FCF FormulaOperating CF ($2.1M) − |CapEx| (0M) = FCF ($2.1M)

For the complete Operating / Investing / Financing line-item breakdown:

View Full Cash Flow Statement →

Free cash flow vs peers (Technology)

ACFN vs peers · FCF

#CompanyFree Cash FlowYoYFCF MarginRelative

Acorn Energy, Inc.YOU

ACFN

$2.1M+142.3%17.9%

Taiwan Semiconductor Manufacturing Company Limited

Microsoft Corporation

Technology · Sorted by FCF · FMP /cash-flow-statementFull FCF Rankings →

About Free Cash Flow & Methodology

Acorn Energy, Inc. (ACFN) reported free cash flow of $2.1M for FY2025 (fiscal year ending 2025-12-31), up 142.3% year-over-year. The FCF margin was 17.9%.

Based on available data, Acorn Energy, Inc. has maintained positive free cash flow for at least 3 fiscal year(s). FCF peaked at $2.1M in FY2025. The 5-year CAGR stands at +40.9%.

Acorn Energy, Inc.'s FCF yield is 4.51% and price-to-FCF ratio is 22.2x for FY2025, based on the latest available data.

Data sourced from FMP /cash-flow-statement · SEC 10-K / 10-Q · USD.

Q&A and summaries align with SEC 10-K/10-Q cash flow disclosures and FMP /cash-flow-statement where noted.

Revenue Financial statements Net income Earnings Forecast Price history Market cap Cash on hand P/E ratio

Frequently asked questions

ACFN free cash flow · 8 questions

Acorn Energy, Inc. free cash flow was $2.1M for FY2025, up 142.3% year-over-year. On a trailing twelve-month (TTM) basis, free cash flow stands at $1.8M.

ACFN free cash flowACFN FCFACFN FCF 2025ACFN free cash flow TTM

▸ Source: FMP /cash-flow-statement · US GAAP · Acorn Energy, Inc. · Acorn Energy, Inc. SEC 10-K & 10-Q filings · US GAAP · Last updated: Jun 9, 2026