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Side-by-side financial comparison of BLACKBOXSTOCKS INC. (BLBX) and REZOLVE AI PLC (RZLV). Click either name above to swap in a different company.

REZOLVE AI PLC is the larger business by last-quarter revenue ($1.2M vs $628.4K, roughly 1.9× BLACKBOXSTOCKS INC.). BLACKBOXSTOCKS INC. runs the higher net margin — -255.8% vs -1078.8%, a 823.0% gap on every dollar of revenue.

Blackboxstocks Inc. is a US-based fintech firm operating a subscription trading analytics platform for retail and active traders. It provides real-time market data, trade signals, analytical tools and social trading features for equity, options and digital asset markets, making institutional-grade trading resources accessible to individual users.

REZOLVE AI PLC is a UK-based technology firm developing AI-powered mobile engagement and instant transaction platforms. Its solutions let consumers complete purchases directly from audio, video, and print content, serving retail, consumer goods, and media clients across Europe, North America, and select APAC markets.

BLBX vs RZLV — Head-to-Head

Bigger by revenue
RZLV
RZLV
1.9× larger
RZLV
$1.2M
$628.4K
BLBX
Higher net margin
BLBX
BLBX
823.0% more per $
BLBX
-255.8%
-1078.8%
RZLV

Income Statement — Q4 FY2025 vs Q2 FY2025

Metric
BLBX
BLBX
RZLV
RZLV
Revenue
$628.4K
$1.2M
Net Profit
$-1.6M
$-13.0M
Gross Margin
60.6%
Operating Margin
-248.0%
-808.4%
Net Margin
-255.8%
-1078.8%
Revenue YoY
7.4%
Net Profit YoY
-69.4%
EPS (diluted)

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
BLBX
BLBX
RZLV
RZLV
Q4 25
$628.4K
Q3 25
$697.0K
Q2 25
$518.8K
$1.2M
Q1 25
$587.1K
Q4 24
$585.0K
Q3 24
$647.8K
Q2 24
$684.7K
Q1 24
$649.4K
Net Profit
BLBX
BLBX
RZLV
RZLV
Q4 25
$-1.6M
Q3 25
$-720.6K
Q2 25
$-1.3M
$-13.0M
Q1 25
$-829.1K
Q4 24
$-948.7K
Q3 24
$-780.8K
Q2 24
$-877.9K
Q1 24
$-863.7K
Gross Margin
BLBX
BLBX
RZLV
RZLV
Q4 25
60.6%
Q3 25
53.7%
Q2 25
32.2%
Q1 25
41.6%
Q4 24
26.5%
Q3 24
54.7%
Q2 24
48.0%
Q1 24
44.9%
Operating Margin
BLBX
BLBX
RZLV
RZLV
Q4 25
-248.0%
Q3 25
-63.0%
Q2 25
-220.4%
-808.4%
Q1 25
-151.2%
Q4 24
-151.5%
Q3 24
-113.3%
Q2 24
-120.5%
Q1 24
-133.0%
Net Margin
BLBX
BLBX
RZLV
RZLV
Q4 25
-255.8%
Q3 25
-103.4%
Q2 25
-244.7%
-1078.8%
Q1 25
-141.2%
Q4 24
-162.2%
Q3 24
-120.5%
Q2 24
-128.2%
Q1 24
-133.0%

Balance Sheet & Financial Strength

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

Metric
BLBX
BLBX
RZLV
RZLV
Cash + ST InvestmentsLiquidity on hand
Total DebtLower is stronger
Stockholders' EquityBook value
$5.7M
$-14.3M
Total Assets
$8.7M
$80.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
BLBX
BLBX
RZLV
RZLV
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$60.9K
Q2 24
$1.1M
Q1 24
$115.0K
Stockholders' Equity
BLBX
BLBX
RZLV
RZLV
Q4 25
$5.7M
Q3 25
$4.8M
Q2 25
$3.6M
$-14.3M
Q1 25
$4.7M
Q4 24
$5.4M
Q3 24
$6.3M
Q2 24
$5.8M
Q1 24
$6.5M
Total Assets
BLBX
BLBX
RZLV
RZLV
Q4 25
$8.7M
Q3 25
$8.8M
Q2 25
$9.9M
$80.1M
Q1 25
$10.2M
Q4 24
$9.9M
Q3 24
$10.0M
Q2 24
$9.9M
Q1 24
$9.0M

Cash Flow & Capital Efficiency

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

Metric
BLBX
BLBX
RZLV
RZLV
Operating Cash FlowLast quarter
$-510.4K
$-4.9M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
BLBX
BLBX
RZLV
RZLV
Q4 25
$-510.4K
Q3 25
$-955.9K
Q2 25
$-1.1M
$-4.9M
Q1 25
$-643.7K
Q4 24
$-24.4K
Q3 24
$5.8K
Q2 24
$-333.4K
Q1 24
$-353.8K
Capex Intensity
BLBX
BLBX
RZLV
RZLV
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
0.0%
Q2 24
Q1 24

Financial Flow Comparison

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

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