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INIS Stock Analysis 2026 - INTERNATIONAL ISOTOPES INC AI Rating

INIS OTC Industrial Instruments For Measurement, Display, and Control TX CIK: 0001038277
Recently Updated • Analysis: Mar 29, 2026 • SEC Data: 2025-09-30
SELL
78% Conf
Pending
Analysis scheduled

📊 INIS Key Takeaways

Revenue: $10.2M
Net Margin: -4.7%
Free Cash Flow: $-44.3K
Current Ratio: 1.35x
Debt/Equity: 0.54x
EPS: $0.00
AI Rating: SELL with 78% confidence

Is INIS a Good Investment? Thesis Analysis

Claude

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.

Why Buy INIS? 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
  • + 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

INIS Investment Risks to Consider

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
  • ! 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

Key Metrics to Watch

Claude
  • * 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

INIS Financial Metrics

Revenue
$10.2M
Net Income
$-477.1K
EPS (Diluted)
$0.00
Free Cash Flow
$-44.3K
Total Assets
$17.8M
Cash Position
$1.7M

💡 AI Analyst Insight

INTERNATIONAL ISOTOPES INC presents a mixed fundamental picture. Review the detailed metrics above to form your own investment thesis.

INIS Profitability Ratios

Gross Margin 60.1%
Operating Margin -3.7%
Net Margin -4.7%
ROE -11.6%
ROA -2.7%
FCF Margin -0.4%

INIS vs Industrial Sector

How INTERNATIONAL ISOTOPES INC compares to Industrial sector averages

Net Margin
INIS -4.7%
vs
Sector Avg 10.0%
INIS Sector
ROE
INIS -11.6%
vs
Sector Avg 15.0%
INIS Sector
Current Ratio
INIS 1.3x
vs
Sector Avg 1.8x
INIS Sector
Debt/Equity
INIS 0.5x
vs
Sector Avg 0.7x
INIS Sector

Sector benchmarks are approximate industry averages. Actual sector performance may vary.

Is INIS Overvalued or Undervalued?

Based on fundamental analysis, INTERNATIONAL ISOTOPES INC shows some fundamental concerns relative to the Industrial sector in 2026.

Return on Equity
-11.6%
Sector avg: 15%
Net Profit Margin
-4.7%
Sector avg: 10%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.54x
Sector avg: 0.7x

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.

INIS Balance Sheet & Liquidity

Current Ratio
1.35x
Quick Ratio
1.06x
Debt/Equity
0.54x
Debt/Assets
77.0%
Interest Coverage
-4.69x
Long-term Debt
$2.2M

INIS 5-Year Financial Trend & Growth Analysis

INIS 5-year financial data: Year 2020: Revenue $9.4M, Net Income -$1.5M, EPS $0.01. Year 2021: Revenue $9.7M, Net Income $2.2M, EPS $0.01. Year 2022: Revenue $11.2M, Net Income -$902.3K, EPS N/A. Year 2023: Revenue $12.3M, Net Income $303.2K, EPS $0.00. Year 2024: Revenue $13.9M, Net Income -$869.0K, EPS $0.00.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: INTERNATIONAL ISOTOPES INC's revenue has grown significantly by 48% over the 5-year period, indicating strong business expansion. The most recent EPS of $0.00 indicates the company is currently unprofitable.

INIS Growth Metrics (YoY)

Revenue Growth
N/A
Year-over-year
Net Income Growth
N/A
Year-over-year
EPS Growth
N/A
Earnings per share
FCF Margin
-0.4%
Free cash flow / Revenue

INIS Quarterly Performance

Quarterly financial performance data for INTERNATIONAL ISOTOPES INC including revenue, net income, and earnings per share.
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.

INIS Capital Allocation

Operating Cash Flow
$210.0K
Cash generated from operations
Capital Expenditures
$254.4K
Investment in assets
Dividends
None
No dividend program

INIS SEC 10-K & 10-Q Filing Analysis

Access official SEC EDGAR filings for INTERNATIONAL ISOTOPES INC (CIK: 0001038277)

📋 Recent SEC Filings

Date Form Document Action
Mar 16, 2026 8-K inis20260313_8k.htm View →
Dec 31, 2025 8-K inis20251230_8k.htm View →
Nov 14, 2025 10-Q inis20250930_10q.htm View →
Oct 17, 2025 8-K inis20251016_8k.htm View →
Oct 17, 2025 8-K inis20251016_8k.htm View →

Frequently Asked Questions about INIS

What is the AI rating for INIS?

INTERNATIONAL ISOTOPES INC (INIS) has an AI rating of SELL with 78% 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.

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.

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 March 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).

Disclaimer: This analysis is generated by Claude AI (Anthropic) and ChatGPT (OpenAI) based on publicly available SEC EDGAR filings. It does not include stock price data and should not be considered financial advice. All fundamental data is sourced from SEC public domain filings. Always conduct your own research and consult with a qualified financial advisor before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: Mar 29, 2026 | Data as of: 2025-09-30 | Powered by Claude AI