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Side-by-side financial comparison of ACORN ENERGY, INC. (ACFN) and Korro Bio, Inc. (KRRO). Click either name above to swap in a different company.

ACORN ENERGY, INC. is the larger business by last-quarter revenue ($2.4M vs $1.3M, roughly 1.8× Korro Bio, Inc.). On growth, ACORN ENERGY, INC. posted the faster year-over-year revenue change (-32.6% vs -43.1%).

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.

Korro Bio, Inc. is a clinical-stage biotechnology company focused on developing innovative RNA editing therapies for rare and severe genetic diseases. It leverages its proprietary oligonucleotide platform to target disease-causing mutations, with core pipelines covering ophthalmology, respiratory and neuromuscular disorder segments, striving to address unmet medical needs for global patients.

ACFN vs KRRO — Head-to-Head

Bigger by revenue
ACFN
ACFN
1.8× larger
ACFN
$2.4M
$1.3M
KRRO
Growing faster (revenue YoY)
ACFN
ACFN
+10.5% gap
ACFN
-32.6%
-43.1%
KRRO

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ACFN
ACFN
KRRO
KRRO
Revenue
$2.4M
$1.3M
Net Profit
$1.1M
Gross Margin
80.1%
Operating Margin
11.7%
Net Margin
45.2%
Revenue YoY
-32.6%
-43.1%
Net Profit YoY
-79.5%
-136.1%
EPS (diluted)
$0.42

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
KRRO
KRRO
Q4 25
$2.4M
$1.3M
Q3 25
$2.5M
$1.1M
Q2 25
$3.5M
$1.5M
Q1 25
$3.1M
$2.5M
Q4 24
$3.5M
Q3 24
$3.0M
$0
Q2 24
$2.3M
$0
Q1 24
$2.1M
$0
Net Profit
ACFN
ACFN
KRRO
KRRO
Q4 25
$1.1M
Q3 25
$252.0K
$-18.1M
Q2 25
$720.0K
$-25.8M
Q1 25
$464.0K
$-23.4M
Q4 24
$5.2M
Q3 24
$725.0K
$-21.0M
Q2 24
$271.0K
$-21.8M
Q1 24
$65.0K
$-19.6M
Gross Margin
ACFN
ACFN
KRRO
KRRO
Q4 25
80.1%
Q3 25
78.5%
Q2 25
74.9%
Q1 25
75.1%
Q4 24
72.4%
Q3 24
71.7%
Q2 24
73.2%
Q1 24
74.6%
Operating Margin
ACFN
ACFN
KRRO
KRRO
Q4 25
11.7%
Q3 25
6.4%
-1764.9%
Q2 25
26.9%
-1863.2%
Q1 25
19.5%
-981.2%
Q4 24
23.9%
Q3 24
24.8%
Q2 24
11.3%
Q1 24
3.7%
Net Margin
ACFN
ACFN
KRRO
KRRO
Q4 25
45.2%
Q3 25
10.2%
-1657.0%
Q2 25
20.4%
-1765.1%
Q1 25
15.0%
-917.1%
Q4 24
148.3%
Q3 24
23.8%
Q2 24
11.9%
Q1 24
3.0%
EPS (diluted)
ACFN
ACFN
KRRO
KRRO
Q4 25
$0.42
Q3 25
$0.10
$-1.92
Q2 25
$0.28
$-2.74
Q1 25
$0.19
$-2.49
Q4 24
$2.08
Q3 24
$0.29
$-2.26
Q2 24
$0.11
$-2.43
Q1 24
$0.03
$-2.44

Balance Sheet & Financial Strength

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

Metric
ACFN
ACFN
KRRO
KRRO
Cash + ST InvestmentsLiquidity on hand
$4.5M
$75.2M
Total DebtLower is stronger
Stockholders' EquityBook value
$8.3M
$51.4M
Total Assets
$13.3M
$113.5M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACFN
ACFN
KRRO
KRRO
Q4 25
$4.5M
$75.2M
Q3 25
$4.2M
$92.5M
Q2 25
$3.3M
$96.4M
Q1 25
$2.6M
$115.0M
Q4 24
$2.3M
Q3 24
$2.2M
$137.0M
Q2 24
$1.5M
$157.4M
Q1 24
$1.4M
$138.8M
Stockholders' Equity
ACFN
ACFN
KRRO
KRRO
Q4 25
$8.3M
$51.4M
Q3 25
$7.2M
$99.0M
Q2 25
$6.9M
$115.1M
Q1 25
$6.1M
$139.0M
Q4 24
$5.5M
Q3 24
$288.0K
$179.6M
Q2 24
$-451.0K
$198.1M
Q1 24
$-733.0K
$151.4M
Total Assets
ACFN
ACFN
KRRO
KRRO
Q4 25
$13.3M
$113.5M
Q3 25
$12.4M
$161.6M
Q2 25
$12.5M
$180.4M
Q1 25
$11.1M
$202.2M
Q4 24
$10.6M
Q3 24
$5.4M
$243.5M
Q2 24
$4.8M
$249.6M
Q1 24
$4.9M
$198.0M

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
KRRO
KRRO
Operating Cash FlowLast quarter
$295.0K
$-78.6M
Free Cash FlowOCF − Capex
$-79.1M
FCF MarginFCF / Revenue
-6120.7%
Capex IntensityCapex / Revenue
40.1%
Cash ConversionOCF / Net Profit
0.27×
TTM Free Cash FlowTrailing 4 quarters
$-140.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACFN
ACFN
KRRO
KRRO
Q4 25
$295.0K
$-78.6M
Q3 25
$895.0K
$-17.2M
Q2 25
$629.0K
$-19.2M
Q1 25
$271.0K
$-24.5M
Q4 24
$166.0K
Q3 24
$698.0K
$-16.1M
Q2 24
$84.0K
$-14.6M
Q1 24
$-43.0K
$-21.9M
Free Cash Flow
ACFN
ACFN
KRRO
KRRO
Q4 25
$-79.1M
Q3 25
$-17.4M
Q2 25
$-19.4M
Q1 25
$-24.6M
Q4 24
Q3 24
$-21.0M
Q2 24
$-20.6M
Q1 24
$-27.5M
FCF Margin
ACFN
ACFN
KRRO
KRRO
Q4 25
-6120.7%
Q3 25
-1592.1%
Q2 25
-1326.6%
Q1 25
-963.6%
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
ACFN
ACFN
KRRO
KRRO
Q4 25
40.1%
Q3 25
16.1%
Q2 25
9.6%
Q1 25
4.7%
Q4 24
Q3 24
Q2 24
Q1 24
Cash Conversion
ACFN
ACFN
KRRO
KRRO
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%

KRRO
KRRO

Segment breakdown not available.

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