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ASP Isotopes Inc. Common Stock

ASPI
20
Chemicals · Basic Materials
Price
$3.88
-0.07 (-1.77%)
Market Cap
$322.0M
Exchange
NASDAQ
Winston Score
20
Winston is worried
Weak fundamentals across most pillars.

Share count rising — dilution

+141.6% over 4y

The company has issued more shares over this period, which dilutes each existing shareholder’s stake.

Diluted shares outstanding: 34.4M (2021) → 83.0M (2025)

ASP Isotopes is a small company that makes enriched isotopes — special versions of chemical elements used in medicine, nuclear energy, and scientific research. Its main products include isotopes like uranium-235 for nuclear fuel and isotopes used in cancer treatment drugs. The company uses a proprietary laser-based enrichment technology called Aerodynamic Separation Process, which is designed to be cheaper and more efficient than older enrichment methods.

ASP Isotopes earns revenue by selling enriched isotopes to customers in the medical, energy, and industrial sectors. It operates primarily in South Africa, where its enrichment facilities are located, and is still in an early commercial stage — which explains why its operating losses are very large relative to its revenue. The key growth driver is scaling up production and winning supply contracts, particularly in the nuclear fuel market, but the main risk is that the company is burning cash and has not yet proven it can produce isotopes profitably at commercial scale.

Winston Score History

Growth Profile

When traditional metrics don't capture the full picture, these are the signals growth stock investors use instead.

Revenue Growth

>+1,000% YoY

YoY Growth Rate

Revenue accelerating

EPS Growth

-425.0% YoY

YoY Growth Rate

Earnings declining

R&D Spend

$12M/ year

Rising (+294% vs prior year)

51.8% of revenue

17.3x the sector average (3%)

Investing heavily in future products and technology

Insider Activity

19.2%ownership

Flat

Insiders holding steady — not selling despite ability to

Cash Runway

~4 years

$286M cash & investments

Quarterly Free Cash Flow

↓ Burn rate worsening

$286M cash & investments at current burn rate

Revenue accelerating

ASP Isotopes Inc. Common Stock grew revenue 1295% year-over-year and the growth rate is speeding up. That's the kind of momentum growth investors look for — the question is whether margins can follow.

The Winston Score above measures business quality today. Growth stocks often score lower because they invest in the future rather than maximising current profits. These metrics show what matters most for evaluating that future.

Score breakdown

Every number that matters to educated investors.

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Quality

Gross Margin
12.5%
Thin — 12.5% gross margin
Operating Margin
-133.9%
Losing money on operations — -133.9%
ROCE
-5.3%
Weak — -5.3% return on capital

Negative ROIC means the business is losing money on every dollar invested in it.

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Growth

Sales YoY
+475.5%
Fast-growing sales (475.5% YoY)
EPS YoY
N/A
Data not available
EPS Consistency
0/8 quarters
Earnings rarely grow — volatile business

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Cash Flow

Cash Conversion
N/A
Data not available
FCF Margin
-198.9%
Burning cash (-198.9%)

Free cash flow is negative. They are burning cash, not generating it.

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Stability

Debt / Equity
1.05
Elevated debt (1.05)
Interest Cover
N/A
Data not available

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Valuation

P/E Ratio (TTM)
N/M
Negative earnings — P/E not meaningful
P/E vs Forward
N/A
not available
Data not available

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Dividends

Not applicable for this business.
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