📊 INIS Key Takeaways
Is International Isotopes Inc. (INIS) a Good Investment?
Radnostix exhibits strong revenue growth (+13.3% YoY) and solid gross margins (60.1%), but operational profitability remains elusive with negative operating and net margins. The company burns cash operationally despite positive operating cash flow, and negative interest coverage signals debt servicing challenges that threaten financial stability.
INTERNATIONAL ISOTOPES INC shows some operational improvement, with 13.3% revenue growth, strong 60.1% gross margin, and a sharp reduction in net losses year over year. However, the business remains unprofitable at the operating and net levels, free cash flow is still slightly negative, and weak interest coverage suggests the capital structure leaves little room for error. Fundamentals point to a company that is stabilizing, but not yet strong enough to justify a more constructive rating.
Why Buy International Isotopes Inc. Stock? INIS Key Strengths
- Revenue growth of 13.3% YoY demonstrates market demand and expanding sales
- Healthy gross margin of 60.1% indicates strong pricing power and product efficiency
- Positive operating cash flow of 210K provides near-term liquidity buffer
- Moderate leverage with debt-to-equity ratio of 0.54x provides some financial flexibility
- Revenue growth is solid and appears to be translating into improved bottom-line performance
- Gross margin of 60.1% indicates attractive product economics
- Operating cash flow turned positive, supporting signs of improving earnings quality
INIS Stock Risks: International Isotopes Inc. Investment Risks
- Negative net margin (-4.7%) and operating margin (-3.7%) indicate inability to convert sales into profits despite strong gross margins
- Negative free cash flow (-44.3K) despite positive operating cash flow reveals CapEx burden exceeds operational cash generation
- Negative interest coverage (-4.7x) demonstrates insufficient earnings to service debt obligations, indicating distress
- Negative ROE (-11.6%) and ROA (-2.7%) show shareholder capital is being destroyed
- Zero insider Form 4 filings in last 90 days may indicate lack of insider confidence
- The company is still posting operating and net losses, so profitability remains unproven
- Interest coverage is negative, indicating earnings are insufficient to comfortably service debt
- Equity base is relatively small versus liabilities, limiting balance sheet flexibility
Key Metrics to Watch
- Operating margin trend - critical to achieve positive margins and demonstrate path to profitability
- Free cash flow sustainability - must turn positive to validate business model at current scale
- Debt service coverage - monitor ability to meet debt obligations as negative interest coverage is a major red flag
- SG&A expense ratio - primary area for margin improvement without compromising revenue growth
- Operating margin progression toward sustained positive territory
- Free cash flow consistency after capital expenditures
International Isotopes Inc. (INIS) Financial Metrics & Key Ratios
💡 AI Analyst Insight
International Isotopes Inc. presents a mixed fundamental picture. Review the detailed metrics above to form your own investment thesis.
INIS Profit Margin, ROE & Profitability Analysis
INIS vs Industrial Sector: How International Isotopes Inc. Compares
How International Isotopes Inc. compares to Industrial sector averages
Sector benchmarks are approximate industry averages. Actual sector performance may vary.
Is International Isotopes Inc. Stock Overvalued? INIS Valuation Analysis 2026
Based on fundamental analysis, International Isotopes Inc. shows some fundamental concerns relative to the Industrial sector in 2026.
Note: This is a fundamental analysis based on SEC filings. For P/E ratio, price targets, and market-based valuation, consult financial data providers. This is not investment advice.
International Isotopes Inc. Balance Sheet: INIS Debt, Cash & Liquidity
INIS Revenue & Earnings Growth: 5-Year Financial Trend
5-Year Trend Summary: International Isotopes Inc.'s revenue has grown significantly by 44% over the 5-year period, indicating strong business expansion. The most recent EPS of $0.00 indicates the company is currently unprofitable.
INIS Revenue Growth, EPS Growth & YoY Performance
INIS Quarterly Earnings & Performance
| Quarter | Revenue | Net Income | EPS |
|---|---|---|---|
| Q3 2025 | $3.3M | $150.3K | $0.00 |
| Q2 2025 | $3.2M | -$160.8K | $0.00 |
| Q1 2025 | $2.9M | -$112.7K | $0.00 |
| Q3 2024 | $2.9M | $150.3K | $0.00 |
| Q2 2024 | $3.1M | -$233.4K | $0.00 |
| Q1 2024 | $2.9M | -$148.1K | $0.00 |
| Q3 2023 | $2.8M | -$348.6K | $0.00 |
| Q2 2023 | $2.4M | -$263.3K | $0.00 |
Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.
International Isotopes Inc. Dividends, Buybacks & Capital Allocation
INIS SEC Filings: Latest 10-K & 10-Q Analysis
Access official SEC EDGAR filings for International Isotopes Inc. (CIK: 0001038277)
📋 Recent SEC Filings
❓ Frequently Asked Questions about INIS
What is the AI rating for INIS?
International Isotopes Inc. (INIS) has a Combined AI Rating of SELL from Claude (SELL) and ChatGPT (SELL) with 78% combined confidence, based on fundamental analysis of SEC EDGAR filings.
What are INIS's key strengths?
Claude: Revenue growth of 13.3% YoY demonstrates market demand and expanding sales. Healthy gross margin of 60.1% indicates strong pricing power and product efficiency. ChatGPT: Revenue growth is solid and appears to be translating into improved bottom-line performance. Gross margin of 60.1% indicates attractive product economics.
What are the risks of investing in INIS?
Claude: Negative net margin (-4.7%) and operating margin (-3.7%) indicate inability to convert sales into profits despite strong gross margins. Negative free cash flow (-44.3K) despite positive operating cash flow reveals CapEx burden exceeds operational cash generation. ChatGPT: The company is still posting operating and net losses, so profitability remains unproven. Interest coverage is negative, indicating earnings are insufficient to comfortably service debt.
What is INIS's revenue and growth?
International Isotopes Inc. reported revenue of $10.2M.
Does INIS pay dividends?
International Isotopes Inc. does not currently pay dividends.
Where can I find INIS SEC filings?
Official SEC filings for International Isotopes Inc. (CIK: 0001038277) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.
What is INIS's EPS?
International Isotopes Inc. has a diluted EPS of $0.00.
How is the AI analysis conducted?
Two independent AI systems — Claude (Anthropic) and ChatGPT (OpenAI) — analyze SEC EDGAR filings including 10-K annual reports and 10-Q quarterly reports. Each AI evaluates financial health, profitability ratios, balance sheet strength, and growth metrics. The combined rating reflects both perspectives for balanced insights.
Is INIS a good stock to buy right now?
Based on our AI fundamental analysis in April 2026, International Isotopes Inc. has a SELL rating with 78% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.
Is INIS stock overvalued or undervalued?
Valuation metrics for INIS: ROE of -11.6% (sector avg: 15%), net margin of -4.7% (sector avg: 10%). Compare these metrics with sector averages to assess valuation.
Should I buy INIS stock in 2026?
Our dual AI analysis gives International Isotopes Inc. a combined SELL rating for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.
What is INIS's free cash flow?
International Isotopes Inc.'s operating cash flow is $210.0K, with capital expenditures of $254.4K. FCF margin is -0.4%.
How does INIS compare to other Industrial stocks?
Vs Industrial sector averages: Net margin -4.7% (avg: 10%), ROE -11.6% (avg: 15%), current ratio 1.35 (avg: 1.8).