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Side-by-side financial comparison of ACORN ENERGY, INC. (ACFN) and EKSO BIONICS HOLDINGS, INC. (EKSO). Click either name above to swap in a different company.

EKSO BIONICS HOLDINGS, INC. is the larger business by last-quarter revenue ($3.1M vs $2.4M, roughly 1.3× ACORN ENERGY, INC.). ACORN ENERGY, INC. runs the higher net margin — 45.2% vs -148.9%, a 194.0% gap on every dollar of revenue. On growth, ACORN ENERGY, INC. posted the faster year-over-year revenue change (-32.6% vs -38.3%). Over the past eight quarters, ACORN ENERGY, INC.'s revenue compounded faster (5.6% CAGR vs -8.6%).

Acorn Energy Inc. is a NASDAQ-listed conglomerate investing in electricity generation and security. It was founded by George Morgenstern in 1984 as Decision Systems, Inc. and was taken public by Laidlaw Securities. The name was later changed to Data Systems and Software Inc. John Moore became CEO in 2006 and changed the name to Acorn Factor and later to Acorn Energy.

Ekso Bionics Holdings Inc. is a company that develops and manufactures powered exoskeleton bionic devices that can be strapped on as wearable robots to enhance the strength, mobility, and endurance of industrial workers and people experiencing paralysis and mobility issues after a brain injury, stroke, multiple sclerosis (MS) or spinal cord injury. They enable individuals with any amount of lower extremity weakness, including those who are paralyzed, to stand up and walk.

ACFN vs EKSO — Head-to-Head

Bigger by revenue
EKSO
EKSO
1.3× larger
EKSO
$3.1M
$2.4M
ACFN
Growing faster (revenue YoY)
ACFN
ACFN
+5.7% gap
ACFN
-32.6%
-38.3%
EKSO
Higher net margin
ACFN
ACFN
194.0% more per $
ACFN
45.2%
-148.9%
EKSO
Faster 2-yr revenue CAGR
ACFN
ACFN
Annualised
ACFN
5.6%
-8.6%
EKSO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ACFN
ACFN
EKSO
EKSO
Revenue
$2.4M
$3.1M
Net Profit
$1.1M
$-4.7M
Gross Margin
80.1%
53.2%
Operating Margin
11.7%
-143.6%
Net Margin
45.2%
-148.9%
Revenue YoY
-32.6%
-38.3%
Net Profit YoY
-79.5%
-36.9%
EPS (diluted)
$0.42
$-3.01

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
ACFN
ACFN
EKSO
EKSO
Q4 25
$2.4M
$3.1M
Q3 25
$2.5M
$4.2M
Q2 25
$3.5M
$2.1M
Q1 25
$3.1M
$3.4M
Q4 24
$3.5M
$5.1M
Q3 24
$3.0M
$4.1M
Q2 24
$2.3M
$5.0M
Q1 24
$2.1M
$3.8M
Net Profit
ACFN
ACFN
EKSO
EKSO
Q4 25
$1.1M
$-4.7M
Q3 25
$252.0K
$-1.4M
Q2 25
$720.0K
$-2.7M
Q1 25
$464.0K
$-2.9M
Q4 24
$5.2M
$-3.4M
Q3 24
$725.0K
$-2.1M
Q2 24
$271.0K
$-2.4M
Q1 24
$65.0K
$-3.4M
Gross Margin
ACFN
ACFN
EKSO
EKSO
Q4 25
80.1%
53.2%
Q3 25
78.5%
60.3%
Q2 25
74.9%
39.8%
Q1 25
75.1%
53.5%
Q4 24
72.4%
53.3%
Q3 24
71.7%
53.5%
Q2 24
73.2%
53.3%
Q1 24
74.6%
51.9%
Operating Margin
ACFN
ACFN
EKSO
EKSO
Q4 25
11.7%
-143.6%
Q3 25
6.4%
-33.2%
Q2 25
26.9%
-193.2%
Q1 25
19.5%
-101.9%
Q4 24
23.9%
-43.8%
Q3 24
24.8%
-63.9%
Q2 24
11.3%
-47.2%
Q1 24
3.7%
-86.7%
Net Margin
ACFN
ACFN
EKSO
EKSO
Q4 25
45.2%
-148.9%
Q3 25
10.2%
-33.6%
Q2 25
20.4%
-131.7%
Q1 25
15.0%
-85.7%
Q4 24
148.3%
-67.1%
Q3 24
23.8%
-50.2%
Q2 24
11.9%
-48.8%
Q1 24
3.0%
-91.3%
EPS (diluted)
ACFN
ACFN
EKSO
EKSO
Q4 25
$0.42
$-3.01
Q3 25
$0.10
$-0.54
Q2 25
$0.28
$-1.24
Q1 25
$0.19
$-0.12
Q4 24
$2.08
$-4.71
Q3 24
$0.29
$-1.53
Q2 24
$0.11
$-1.99
Q1 24
$0.03
$-0.20

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
ACFN
ACFN
EKSO
EKSO
Cash + ST InvestmentsLiquidity on hand
$4.5M
$1.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$8.3M
$9.0M
Total Assets
$13.3M
$20.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACFN
ACFN
EKSO
EKSO
Q4 25
$4.5M
$1.2M
Q3 25
$4.2M
$2.7M
Q2 25
$3.3M
$5.2M
Q1 25
$2.6M
$8.1M
Q4 24
$2.3M
$4.5M
Q3 24
$2.2M
$8.3M
Q2 24
$1.5M
$5.9M
Q1 24
$1.4M
$8.8M
Stockholders' Equity
ACFN
ACFN
EKSO
EKSO
Q4 25
$8.3M
$9.0M
Q3 25
$7.2M
$9.7M
Q2 25
$6.9M
$10.9M
Q1 25
$6.1M
$12.7M
Q4 24
$5.5M
$12.7M
Q3 24
$288.0K
$14.9M
Q2 24
$-451.0K
$12.1M
Q1 24
$-733.0K
$14.1M
Total Assets
ACFN
ACFN
EKSO
EKSO
Q4 25
$13.3M
$20.1M
Q3 25
$12.4M
$21.7M
Q2 25
$12.5M
$23.2M
Q1 25
$11.1M
$27.3M
Q4 24
$10.6M
$26.7M
Q3 24
$5.4M
$29.2M
Q2 24
$4.8M
$27.0M
Q1 24
$4.9M
$29.0M

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
ACFN
ACFN
EKSO
EKSO
Operating Cash FlowLast quarter
$295.0K
$-4.3M
Free Cash FlowOCF − Capex
$-4.5M
FCF MarginFCF / Revenue
-141.9%
Capex IntensityCapex / Revenue
4.0%
Cash ConversionOCF / Net Profit
0.27×
TTM Free Cash FlowTrailing 4 quarters
$-12.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACFN
ACFN
EKSO
EKSO
Q4 25
$295.0K
$-4.3M
Q3 25
$895.0K
$-2.1M
Q2 25
$629.0K
$-3.4M
Q1 25
$271.0K
$-2.0M
Q4 24
$166.0K
$-1.4M
Q3 24
$698.0K
$-2.3M
Q2 24
$84.0K
$-2.7M
Q1 24
$-43.0K
$-3.5M
Free Cash Flow
ACFN
ACFN
EKSO
EKSO
Q4 25
$-4.5M
Q3 25
$-2.1M
Q2 25
$-3.5M
Q1 25
$-2.0M
Q4 24
$-1.5M
Q3 24
$-2.3M
Q2 24
Q1 24
$-3.5M
FCF Margin
ACFN
ACFN
EKSO
EKSO
Q4 25
-141.9%
Q3 25
-49.0%
Q2 25
-169.4%
Q1 25
-58.5%
Q4 24
-28.6%
Q3 24
-55.3%
Q2 24
Q1 24
-92.5%
Capex Intensity
ACFN
ACFN
EKSO
EKSO
Q4 25
4.0%
Q3 25
0.3%
Q2 25
1.9%
Q1 25
0.3%
Q4 24
0.4%
Q3 24
0.2%
Q2 24
0.0%
Q1 24
0.2%
Cash Conversion
ACFN
ACFN
EKSO
EKSO
Q4 25
0.27×
Q3 25
3.55×
Q2 25
0.87×
Q1 25
0.58×
Q4 24
0.03×
Q3 24
0.96×
Q2 24
0.31×
Q1 24
-0.66×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

Revenue Breakdown by Segment

ACFN
ACFN

PG$2.2M94%
Other$143.0K6%

EKSO
EKSO

Products$2.3M75%
Other$799.0K25%

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