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Side-by-side financial comparison of ASP Isotopes Inc. (ASPI) and John Marshall Bancorp, Inc. (JMSB). Click either name above to swap in a different company.

John Marshall Bancorp, Inc. is the larger business by last-quarter revenue ($16.8M vs $16.7M, roughly 1.0× ASP Isotopes Inc.).

ASP Isotopes Inc. is a specialty materials firm focused on developing and producing high-purity custom isotopes. Its products serve key sectors including nuclear medicine, targeted cancer therapies, advanced energy, and industrial research, with customers across North America, Europe and Asia Pacific.

John Marshall Bancorp, Inc. is a U.S.-based bank holding company that operates through its wholly owned subsidiary John Marshall Bank. It provides a full suite of commercial and consumer banking products including deposit accounts, commercial loans, residential mortgages, and personal financial services, primarily serving retail customers and small-to-mid-sized businesses across the U.S. Mid-Atlantic region.

ASPI vs JMSB — Head-to-Head

Bigger by revenue
JMSB
JMSB
1.0× larger
JMSB
$16.8M
$16.7M
ASPI

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
ASPI
ASPI
JMSB
JMSB
Revenue
$16.7M
$16.8M
Net Profit
$6.1M
Gross Margin
12.5%
Operating Margin
Net Margin
36.3%
Revenue YoY
1295.7%
Net Profit YoY
-586.8%
26.8%
EPS (diluted)
$0.43

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
ASPI
ASPI
JMSB
JMSB
Q1 26
$16.8M
Q4 25
$16.7M
$16.4M
Q3 25
$4.9M
$16.3M
Q2 25
$15.4M
Q1 25
$14.6M
Q4 24
$14.3M
Q3 24
$13.8M
Q2 24
$12.6M
Net Profit
ASPI
ASPI
JMSB
JMSB
Q1 26
$6.1M
Q4 25
$5.9M
Q3 25
$-12.9M
$5.4M
Q2 25
$5.1M
Q1 25
$4.8M
Q4 24
$4.8M
Q3 24
$4.2M
Q2 24
$3.9M
Gross Margin
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
12.5%
Q3 25
8.7%
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Operating Margin
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
47.4%
Q3 25
-306.1%
42.2%
Q2 25
42.7%
Q1 25
42.4%
Q4 24
42.5%
Q3 24
38.8%
Q2 24
39.7%
Net Margin
ASPI
ASPI
JMSB
JMSB
Q1 26
36.3%
Q4 25
36.2%
Q3 25
-263.7%
33.2%
Q2 25
33.1%
Q1 25
32.9%
Q4 24
33.3%
Q3 24
30.7%
Q2 24
30.9%
EPS (diluted)
ASPI
ASPI
JMSB
JMSB
Q1 26
$0.43
Q4 25
$0.41
Q3 25
$-0.15
$0.38
Q2 25
$0.36
Q1 25
$0.34
Q4 24
$0.33
Q3 24
$0.30
Q2 24
$0.27

Balance Sheet & Financial Strength

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

Metric
ASPI
ASPI
JMSB
JMSB
Cash + ST InvestmentsLiquidity on hand
$333.3M
$150.2M
Total DebtLower is stronger
$14.4M
Stockholders' EquityBook value
$204.2M
$268.1M
Total Assets
$498.0M
$2.4B
Debt / EquityLower = less leverage
0.07×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASPI
ASPI
JMSB
JMSB
Q1 26
$150.2M
Q4 25
$333.3M
$130.0M
Q3 25
$113.9M
$163.6M
Q2 25
$116.9M
Q1 25
$169.1M
Q4 24
$122.5M
Q3 24
$177.2M
Q2 24
$182.6M
Total Debt
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
$14.4M
$80.9M
Q3 25
$13.9M
$80.9M
Q2 25
$80.8M
Q1 25
$80.8M
Q4 24
$80.8M
Q3 24
$80.8M
Q2 24
$24.7M
Stockholders' Equity
ASPI
ASPI
JMSB
JMSB
Q1 26
$268.1M
Q4 25
$204.2M
$265.6M
Q3 25
$74.1M
$259.7M
Q2 25
$253.7M
Q1 25
$253.0M
Q4 24
$246.6M
Q3 24
$243.1M
Q2 24
$235.3M
Total Assets
ASPI
ASPI
JMSB
JMSB
Q1 26
$2.4B
Q4 25
$498.0M
$2.3B
Q3 25
$225.9M
$2.3B
Q2 25
$2.3B
Q1 25
$2.3B
Q4 24
$2.2B
Q3 24
$2.3B
Q2 24
$2.3B
Debt / Equity
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
0.07×
0.30×
Q3 25
0.19×
0.31×
Q2 25
0.32×
Q1 25
0.32×
Q4 24
0.33×
Q3 24
0.33×
Q2 24
0.11×

Cash Flow & Capital Efficiency

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

Metric
ASPI
ASPI
JMSB
JMSB
Operating Cash FlowLast quarter
$-37.8M
Free Cash FlowOCF − Capex
$-47.4M
FCF MarginFCF / Revenue
-284.7%
Capex IntensityCapex / Revenue
57.9%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
$-37.8M
$22.6M
Q3 25
$-8.9M
$1.2M
Q2 25
$7.5M
Q1 25
$7.0M
Q4 24
$17.3M
Q3 24
$1.4M
Q2 24
$10.2M
Free Cash Flow
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
$-47.4M
$22.0M
Q3 25
$-12.0M
$1.2M
Q2 25
$7.4M
Q1 25
$6.6M
Q4 24
$16.8M
Q3 24
$1.3M
Q2 24
$10.1M
FCF Margin
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
-284.7%
134.7%
Q3 25
-245.5%
7.3%
Q2 25
47.8%
Q1 25
45.3%
Q4 24
116.9%
Q3 24
9.5%
Q2 24
80.1%
Capex Intensity
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
57.9%
3.4%
Q3 25
64.4%
0.2%
Q2 25
1.0%
Q1 25
2.3%
Q4 24
3.4%
Q3 24
0.8%
Q2 24
0.4%
Cash Conversion
ASPI
ASPI
JMSB
JMSB
Q1 26
Q4 25
3.82×
Q3 25
0.23×
Q2 25
1.48×
Q1 25
1.45×
Q4 24
3.61×
Q3 24
0.33×
Q2 24
2.60×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ASPI
ASPI

Segment breakdown not available.

JMSB
JMSB

Net Interest Income$16.5M98%
Noninterest Income$284.0K2%

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