vs

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

ACORN ENERGY, INC. is the larger business by last-quarter revenue ($2.4M vs $1.4M, roughly 1.7× PLUS THERAPEUTICS, INC.). ACORN ENERGY, INC. runs the higher net margin — 45.2% vs -417.9%, a 463.1% gap on every dollar of revenue. On growth, PLUS THERAPEUTICS, INC. posted the faster year-over-year revenue change (-3.2% vs -32.6%). Over the past eight quarters, ACORN ENERGY, INC.'s revenue compounded faster (5.6% CAGR vs -9.7%).

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.

Plus Therapeutics, Inc. is a clinical-stage pharmaceutical company headquartered in Houston, Texas, that develops targeted radiotherapeutics and diagnostic services for brain and central nervous system (CNS) cancers. The company’s lead therapeutic candidate, marketed as REYOBIQ™, is an investigational liposomal radiopharmaceutical under clinical evaluation for recurrent glioblastoma, leptomeningeal metastases, and certain pediatric brain cancers. Plus Therapeutics also commercialized a molecu...

ACFN vs PSTV — Head-to-Head

Bigger by revenue
ACFN
ACFN
1.7× larger
ACFN
$2.4M
$1.4M
PSTV
Growing faster (revenue YoY)
PSTV
PSTV
+29.5% gap
PSTV
-3.2%
-32.6%
ACFN
Higher net margin
ACFN
ACFN
463.1% more per $
ACFN
45.2%
-417.9%
PSTV
Faster 2-yr revenue CAGR
ACFN
ACFN
Annualised
ACFN
5.6%
-9.7%
PSTV

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ACFN
ACFN
PSTV
PSTV
Revenue
$2.4M
$1.4M
Net Profit
$1.1M
$-5.7M
Gross Margin
80.1%
Operating Margin
11.7%
-420.0%
Net Margin
45.2%
-417.9%
Revenue YoY
-32.6%
-3.2%
Net Profit YoY
-79.5%
-46.4%
EPS (diluted)
$0.42
$0.95

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
PSTV
PSTV
Q4 25
$2.4M
$1.4M
Q3 25
$2.5M
$1.4M
Q2 25
$3.5M
$1.4M
Q1 25
$3.1M
$1.1M
Q4 24
$3.5M
$1.4M
Q3 24
$3.0M
$1.5M
Q2 24
$2.3M
$1.3M
Q1 24
$2.1M
$1.7M
Net Profit
ACFN
ACFN
PSTV
PSTV
Q4 25
$1.1M
$-5.7M
Q3 25
$252.0K
$-4.4M
Q2 25
$720.0K
$5.2M
Q1 25
$464.0K
$-17.4M
Q4 24
$5.2M
$-3.9M
Q3 24
$725.0K
$-2.9M
Q2 24
$271.0K
$-2.9M
Q1 24
$65.0K
$-3.3M
Gross Margin
ACFN
ACFN
PSTV
PSTV
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
PSTV
PSTV
Q4 25
11.7%
-420.0%
Q3 25
6.4%
-320.8%
Q2 25
26.9%
-110.6%
Q1 25
19.5%
-333.9%
Q4 24
23.9%
-276.2%
Q3 24
24.8%
-260.9%
Q2 24
11.3%
-289.1%
Q1 24
3.7%
-196.7%
Net Margin
ACFN
ACFN
PSTV
PSTV
Q4 25
45.2%
-417.9%
Q3 25
10.2%
-316.6%
Q2 25
20.4%
370.6%
Q1 25
15.0%
-1643.2%
Q4 24
148.3%
-276.4%
Q3 24
23.8%
-197.4%
Q2 24
11.9%
-229.9%
Q1 24
3.0%
-194.5%
EPS (diluted)
ACFN
ACFN
PSTV
PSTV
Q4 25
$0.42
$0.95
Q3 25
$0.10
$-0.04
Q2 25
$0.28
$-0.01
Q1 25
$0.19
$-1.19
Q4 24
$2.08
$-0.51
Q3 24
$0.29
$-0.37
Q2 24
$0.11
$-0.71
Q1 24
$0.03
$-0.75

Balance Sheet & Financial Strength

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

Metric
ACFN
ACFN
PSTV
PSTV
Cash + ST InvestmentsLiquidity on hand
$4.5M
$8.6M
Total DebtLower is stronger
Stockholders' EquityBook value
$8.3M
$4.0M
Total Assets
$13.3M
$16.3M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACFN
ACFN
PSTV
PSTV
Q4 25
$4.5M
$8.6M
Q3 25
$4.2M
$16.6M
Q2 25
$3.3M
$6.9M
Q1 25
$2.6M
$9.9M
Q4 24
$2.3M
$3.6M
Q3 24
$2.2M
$4.8M
Q2 24
$1.5M
$8.4M
Q1 24
$1.4M
$3.2M
Stockholders' Equity
ACFN
ACFN
PSTV
PSTV
Q4 25
$8.3M
$4.0M
Q3 25
$7.2M
$5.1M
Q2 25
$6.9M
$3.0M
Q1 25
$6.1M
$-23.6M
Q4 24
$5.5M
$-8.9M
Q3 24
$288.0K
$-5.2M
Q2 24
$-451.0K
$-7.6M
Q1 24
$-733.0K
$-4.8M
Total Assets
ACFN
ACFN
PSTV
PSTV
Q4 25
$13.3M
$16.3M
Q3 25
$12.4M
$18.7M
Q2 25
$12.5M
$10.3M
Q1 25
$11.1M
$12.1M
Q4 24
$10.6M
$6.6M
Q3 24
$5.4M
$7.0M
Q2 24
$4.8M
$11.2M
Q1 24
$4.9M
$5.6M

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
PSTV
PSTV
Operating Cash FlowLast quarter
$295.0K
$-6.3M
Free Cash FlowOCF − Capex
$-6.3M
FCF MarginFCF / Revenue
-459.9%
Capex IntensityCapex / Revenue
2.2%
Cash ConversionOCF / Net Profit
0.27×
TTM Free Cash FlowTrailing 4 quarters
$-20.8M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACFN
ACFN
PSTV
PSTV
Q4 25
$295.0K
$-6.3M
Q3 25
$895.0K
$-2.5M
Q2 25
$629.0K
$-5.8M
Q1 25
$271.0K
$-6.2M
Q4 24
$166.0K
$-1.2M
Q3 24
$698.0K
$-3.7M
Q2 24
$84.0K
$-1.1M
Q1 24
$-43.0K
$-4.5M
Free Cash Flow
ACFN
ACFN
PSTV
PSTV
Q4 25
$-6.3M
Q3 25
$-2.6M
Q2 25
$-5.8M
Q1 25
$-6.2M
Q4 24
$-1.2M
Q3 24
$-3.7M
Q2 24
$-1.2M
Q1 24
$-4.6M
FCF Margin
ACFN
ACFN
PSTV
PSTV
Q4 25
-459.9%
Q3 25
-184.3%
Q2 25
-417.6%
Q1 25
-583.1%
Q4 24
-86.5%
Q3 24
-253.7%
Q2 24
-96.2%
Q1 24
-271.5%
Capex Intensity
ACFN
ACFN
PSTV
PSTV
Q4 25
2.2%
Q3 25
1.9%
Q2 25
0.5%
Q1 25
0.3%
Q4 24
0.8%
Q3 24
1.0%
Q2 24
6.3%
Q1 24
2.4%
Cash Conversion
ACFN
ACFN
PSTV
PSTV
Q4 25
0.27×
Q3 25
3.55×
Q2 25
0.87×
-1.13×
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%

PSTV
PSTV

Segment breakdown not available.

Related Comparisons