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RNTX Stock Analysis 2026 - Rein Therapeutics, Inc. AI Rating

RNTX Nasdaq Pharmaceutical Preparations CIK: 0001420565
Recently Updated • Analysis: Apr 10, 2026 • SEC Data: 2025-12-31
STRONG SELL
95% Conf
Pending
Analysis scheduled

📊 RNTX Key Takeaways

Revenue: $0.0
Net Margin: N/A
Free Cash Flow: $-19.5M
Current Ratio: 0.70x
Debt/Equity: 0.00x
EPS: $-1.96
AI Rating: STRONG SELL with 95% confidence

Is RNTX a Good Investment? Thesis Analysis

Claude

Rein Therapeutics is a pre-revenue pharmaceutical company in acute financial distress with zero revenue generation, $50.6M operating losses, and a critical liquidity crisis. With only $3.2M cash remaining and a $19.4M annual operating burn rate, the company has approximately 2 months of cash runway absent additional financing. The 0.70x current ratio indicates inability to cover short-term obligations with current assets.

Why Buy RNTX? Key Strengths

Claude
  • + Minimal debt burden with no long-term debt obligations
  • + Positive stockholders' equity of $16.9M provides some balance sheet cushion
  • + Early-stage biotech company likely holds intellectual property and drug pipeline assets

RNTX Investment Risks to Consider

Claude
  • ! Zero revenue with no visible path to profitability or commercial viability
  • ! Extreme liquidity crisis: current ratio of 0.70x indicates inability to meet short-term obligations
  • ! Catastrophic cash burn rate of $19.4M annually with only ~2 months of runway remaining
  • ! No insider buying activity in past 90 days signals lack of management confidence
  • ! Imminent bankruptcy risk without immediate significant capital raise

Key Metrics to Watch

Claude
  • * Monthly cash burn rate and days cash on hand to bankruptcy
  • * Equity financing announcements and capital raising success
  • * Clinical trial milestones and regulatory progress on drug candidates
  • * Operating cash flow trends and burn rate trajectory

RNTX Financial Metrics

Revenue
$0.0
Net Income
$-49.9M
EPS (Diluted)
$-1.96
Free Cash Flow
$-19.5M
Total Assets
$24.2M
Cash Position
$3.2M

💡 AI Analyst Insight

The current ratio below 1.0x warrants monitoring of short-term liquidity.

RNTX Profitability Ratios

Gross Margin N/A
Operating Margin N/A
Net Margin N/A
ROE -294.8%
ROA -206.4%
FCF Margin N/A

RNTX vs Healthcare Sector

How Rein Therapeutics, Inc. compares to Healthcare sector averages

Net Margin
RNTX 0.0%
vs
Sector Avg 12.0%
RNTX Sector
ROE
RNTX -294.8%
vs
Sector Avg 15.0%
RNTX Sector
Current Ratio
RNTX 0.7x
vs
Sector Avg 2.0x
RNTX Sector
Debt/Equity
RNTX 0.0x
vs
Sector Avg 0.6x
RNTX Sector

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

Is RNTX Overvalued or Undervalued?

Based on fundamental analysis, Rein Therapeutics, Inc. has mixed fundamental signals relative to the Healthcare sector in 2026.

Return on Equity
-294.8%
Sector avg: 15%
Net Profit Margin
N/A
Sector avg: 12%
Revenue Growth
N/A
Year-over-year
Debt/Equity
0.00x
Sector avg: 0.6x

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.

RNTX Balance Sheet & Liquidity

Current Ratio
0.70x
Quick Ratio
0.70x
Debt/Equity
0.00x
Debt/Assets
30.0%
Interest Coverage
N/A
Long-term Debt
N/A

RNTX 5-Year Financial Trend & Growth Analysis

RNTX 5-year financial data: Year 2021: Revenue $0, Net Income -$21.2M, EPS N/A. Year 2022: Revenue $0, Net Income -$27.3M, EPS $-5.89. Year 2023: Revenue $0, Net Income -$27.3M, EPS $-6.02. Year 2024: Revenue $0, Net Income -$15.7M, EPS $-3.42. Year 2025: Revenue $0, Net Income -$62.9M, EPS $-3.51.
Revenue
Net Income
EPS (right axis)

5-Year Trend Summary: Rein Therapeutics, Inc.'s revenue has remained relatively flat over the 5-year period, with a 0% decline. The most recent EPS of $-3.51 indicates the company is currently unprofitable.

RNTX 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
N/A
Free cash flow / Revenue

RNTX Quarterly Performance

Quarterly financial performance data for Rein Therapeutics, Inc. including revenue, net income, and earnings per share.
Quarter Revenue Net Income EPS
Q3 2025 N/A -$5.5M $-0.21
Q2 2025 N/A -$5.5M $-0.28
Q1 2025 N/A -$5.5M $-0.25
Q3 2024 N/A -$1.8M $-0.27
Q2 2024 N/A -$1.8M $-0.39
Q1 2024 N/A -$4.8M $-0.86
Q3 2023 N/A -$1.8M $-0.40
Q2 2023 N/A -$1.8M $-0.39

Data sourced from SEC EDGAR 10-Q quarterly filings. Figures may represent quarterly or cumulative values.

RNTX Capital Allocation

Operating Cash Flow
-$19.4M
Cash generated from operations
Capital Expenditures
$157.0K
Investment in assets
Dividends
None
No dividend program

RNTX SEC 10-K & 10-Q Filing Analysis

Access official SEC EDGAR filings for Rein Therapeutics, Inc. (CIK: 0001420565)

📋 Recent SEC Filings

Date Form Document Action
Mar 26, 2026 10-K rntx-20251231.htm View →
Mar 2, 2026 8-K d121919d8k.htm View →
Feb 19, 2026 8-K d31606d8k.htm View →
Jan 16, 2026 8-K d80335d8k.htm View →
Dec 11, 2025 8-K d783815d8k.htm View →

Frequently Asked Questions about RNTX

What is the AI rating for RNTX?

Rein Therapeutics, Inc. (RNTX) has an AI rating of STRONG SELL with 95% confidence, based on fundamental analysis of SEC EDGAR filings.

What are RNTX's key strengths?

Claude: Minimal debt burden with no long-term debt obligations. Positive stockholders' equity of $16.9M provides some balance sheet cushion.

What are the risks of investing in RNTX?

Claude: Zero revenue with no visible path to profitability or commercial viability. Extreme liquidity crisis: current ratio of 0.70x indicates inability to meet short-term obligations.

What is RNTX's revenue and growth?

Rein Therapeutics, Inc. reported revenue of $0.0.

Does RNTX pay dividends?

Rein Therapeutics, Inc. does not currently pay dividends.

Where can I find RNTX SEC filings?

Official SEC filings for Rein Therapeutics, Inc. (CIK: 0001420565) including 10-K, 10-Q, and 8-K reports are available on SEC EDGAR.

What is RNTX's EPS?

Rein Therapeutics, Inc. has a diluted EPS of $-1.96.

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 RNTX a good stock to buy right now?

Based on our AI fundamental analysis in April 2026, Rein Therapeutics, Inc. has a STRONG SELL rating with 95% confidence. Review the strengths and risks sections above before making a decision. This is not investment advice.

Is RNTX stock overvalued or undervalued?

Valuation metrics for RNTX: ROE of -294.8% (sector avg: 15%), net margin of N/A (sector avg: 12%). Compare these metrics with sector averages to assess valuation.

Should I buy RNTX stock in 2026?

Our dual AI analysis gives Rein Therapeutics, Inc. a combined STRONG SELL rating for 2026. Revenue is data pending, with profitability at or below sector average. Always conduct your own research.

What is RNTX's free cash flow?

Rein Therapeutics, Inc.'s operating cash flow is $-19.4M, with capital expenditures of $157.0K.

How does RNTX compare to other Healthcare stocks?

Vs Healthcare sector averages: Net margin N/A (avg: 12%), ROE -294.8% (avg: 15%), current ratio 0.70 (avg: 2).

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: Apr 10, 2026 | Data as of: 2025-12-31 | Powered by Claude AI