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Rein Therapeutics, Inc. (RNTX) Stock Analysis

Educational signal · not a buy or sell recommendation · How to read this

$0.7825 +$0.0016 (+0.20%) |Weak · 28
Rein Therapeutics, Inc. (RNTX) bottom line: signals are mixed — the Council read leans Split View (38/100) while the AI fundamental score is 28/100 (grade F); the two lenses disagree, so weigh the breakdown below. Strongest signal: Ray Dalio bullish · Biggest watch-out: Ken Griffin bearish.Educational signal, not a buy or sell recommendation. Compare sector peers → · Read the method →
MCap: $21.9M| Vol: 69.4K| Target: $6.00 (+666.8%) (Aug 25, 2026) (estimate, not advice)| 52-wk range: $0.694 – $2.18

Market cap $21.9M is the value of all shares combined. Beta 1.40: the stock has moved about 40% more than the S&P 500.

Data from FMP · Methodology

For informational purposes only. Not financial advice. Machine-generated analysis by Stock Expert AI — model gemini-2.0-flash, generated May 10, 2026. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief. Data sources: Financial Modeling Prep, Yahoo Finance, SEC EDGAR

Quick Answer

Rein Therapeutics, Inc. (RNTX) trades at $0.7825 with MoonshotScore 28/100 (Grade F). Rein Therapeutics Inc. is a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics for cancer and other diseases. Market cap: $21.9M, Sector: Healthcare.

Price as of Sep 11, 2026 · Last analyzed: May 10, 2026
Rein Therapeutics Inc. is a clinical-stage biopharmaceutical company focused on developing and commercializing novel therapeutics for cancer and other diseases. Their lead product candidate, ALRN-6924, aims to reactivate tumor suppression in non-mutant p53 cancers.

RNTX stock analysis for 2026: Analysts have set a consensus price target of $6.00 for Rein Therapeutics, Inc., suggesting 666.8% upside from the current price of $0.78. The AI MoonshotScore is 28/100, in the Weak band (below 45) — a research signal, not a recommendation. Key factors: analyst coverage, AI-driven quantitative scoring.

Watch the RNTX film Every key number, told as a short cinematic story — just press play. ~2 min
Council Score · Weighted Average of 3 Disciplines
Split View 38/100 · D

RNTX: 2/3 scored disciplines lean bearish. Dominant signal: Ken Griffin bearish.

How is this calculated? →
MoonshotScore · Five-pillar engine · 28/100
Business Quality
Weak Is this a genuinely good business?
Financial Safety
Neutral Could this blow up on me?
Valuation
Negative Am I paying a fair price?
Growth Durability
Weak Is the growth real and likely to last?
Momentum
Weak Is the market already moving on this?

Strongest side: Financial Safety (4/10, Neutral). Weakest side: Valuation (0/10, Negative).

Legends Council · 5 Legends + Moon AI

AI simulations built from the named investors' published principles. Not affiliated with, endorsed by, or the opinion of these individuals. How these lenses are built

Dalio-style lens (simulated)Ray Dalio
Favorable read
Griffin-style lens (simulated)Ken Griffin
Unfavorable read
Simons-style lens (simulated)Jim Simons
Favorable read
Englander-style lens (simulated)Izzy Englander
Neutral read
Klarman-style lens (simulated)Seth Klarman
Unfavorable read
Moon AI lens (model)
Neutral read
Munger's Mindset · Balance Sheet & Valuation
Financial Health
Weak
Margin of Safety
Fairly Valued
Council Score · Weighted Average of 3 Disciplines · See tabs for details →
The lenses are modelled on the published principles of the investors named. We are not affiliated with them, they have not endorsed this, and it is not their opinion of this stock.

Why this analysis is different

  • A sector-relative MoonshotScore — five pillars (business quality, financial safety, valuation, growth durability, momentum) re-ranked nightly against the full universe of US-listed common stocks.
  • An AI Council read across up to eight perspectives — value, macro, quantitative, and momentum lenses — that shows where they disagree instead of averaging the tension away.
  • Figures come straight from FMP and Yahoo Finance filings data. The AI writes the narrative around the numbers — it never edits the numbers.

Rein Therapeutics, Inc. (RNTX) Healthcare & Pipeline Overview

CEOJames Brian Windsor
Employees10
HeadquartersAustin, TX, US
IPO Year2017

Rein Therapeutics, a clinical-stage biopharmaceutical firm, is dedicated to the advancement of cancer treatments, primarily through its ALRN-6924 candidate. This cell-permeating peptide targets the p53 pathway in tumors, positioning the company within the competitive oncology therapeutics market, albeit with significant development and regulatory hurdles.

Data Provenance | Financial Data Quantitative Analysis NASDAQ Analysis: May 10, 2026

What Is the Investment Thesis for RNTX?

AI-written as of May 10, 2026 — figures and tone reflect the data available then, not today's score.

Rein Therapeutics presents a high-risk, high-reward investment opportunity typical of clinical-stage biopharmaceutical companies. The core value driver is ALRN-6924, targeting wild-type p53 cancers, a substantial market if clinical trials prove successful. Upcoming Phase 2 trial results will be a critical catalyst. The company's $21.9M market cap reflects the inherent uncertainty, but positive data could lead to significant appreciation. However, potential risks include trial failures, regulatory hurdles, and the need for additional funding, all of which could dilute shareholder value. Investors should closely monitor clinical trial progress and cash runway.

Based on FMP financials and quantitative analysis

RNTX Key Highlights

AI-written as of May 10, 2026 — figures and tone reflect the data available then, not today's score.

Market capitalization of $21.9M reflects the company's early stage and associated risks.

  • ALRN-6924 is the lead product candidate, targeting a potentially large market of cancers with wild-type p53.
  • The company has a small team of 11 employees, indicating a lean operational structure.
  • The company does not currently offer a dividend, consistent with its focus on reinvesting in research and development.
  • Beta of 1.40 suggests higher volatility compared to the overall market.

Who Are RNTX's Competitors?

RNTX is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.

Company Price Change Market Cap MoonshotScore
MRTX Mirati Therapeutics, Inc. $58.70 -0.17% $4.12B
ARRY Array Technologies, Inc. $4.63 +1.83% $713M
GILD Gilead Sciences, Inc. $144.81 -0.58% $180B 635-pillar
NEUP Neuphoria Therapeutics Inc. $3.73 -0.53% $20.2M 315-pillar
YI 111, Inc. $3.45 +10.22% $30.1M 395-pillar
AIXC AIxCrypto Holdings, Inc. $0.74 +4.87% $15.0M
KYNB Kyntra Bio, Inc. $7.97 -0.81% $32.3M
PETS PetMed Express, Inc. $1.70 -0.58% $36.3M 335-pillar

AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance

What Are RNTX's Key Strengths?

Novel approach to cancer treatment targeting wild-type p53.

  • Lead product candidate, ALRN-6924, in clinical development.
  • Experienced management team with expertise in drug development.

What Are RNTX's Weaknesses?

Limited financial resources compared to larger pharmaceutical companies.

  • Dependence on the success of ALRN-6924.
  • Small team size may limit operational capacity.

What Could Drive RNTX Stock Higher?

Phase 2 clinical trial results for ALRN-6924 in specific cancer types.

  • Potential strategic partnerships with larger pharmaceutical companies.
  • Progress in expanding the application of ALRN-6924 into additional cancer types.
  • Development of companion diagnostics to identify patients who are most likely to respond to ALRN-6924.

What Are the Key Risks for RNTX?

Listing risk — at $0.7825 the shares sit below the $1.00 minimum bid NASDAQ requires for continued listing.

  • Financial-distress signal — its Altman Z-Score of -9.05 sits in the distress zone (elevated bankruptcy risk).
  • Inconsistent delivery — missed Wall Street EPS estimates in 4 of the last 8 reported quarters.
  • Clinical trial failures for ALRN-6924.
  • Regulatory hurdles in obtaining approvals for ALRN-6924.
  • Competition from other oncology therapeutics.
  • Need for additional funding to support clinical development and commercialization.
  • Intellectual property challenges.

What Are the Growth Opportunities for RNTX?

  • Expansion into New Cancer Types: Rein Therapeutics has the opportunity to expand the application of ALRN-6924 into additional cancer types beyond its current focus. This would involve conducting further clinical trials to demonstrate efficacy in these new indications. The market size for each new cancer type could be substantial, potentially adding significant value to the company. Timeline: Ongoing, contingent on clinical trial results.
  • Strategic Partnerships: Forming strategic partnerships with larger pharmaceutical companies could provide Rein Therapeutics with access to additional funding, resources, and expertise. This could accelerate the development and commercialization of ALRN-6924. The value of such partnerships could range from millions to billions of dollars, depending on the terms of the agreement. Timeline: Ongoing.
  • Geographic Expansion: Expanding into new geographic markets, such as Europe and Asia, could provide Rein Therapeutics with access to a larger patient population. This would involve obtaining regulatory approvals in these regions and establishing distribution networks. The market size for oncology therapeutics in these regions is substantial. Timeline: 3-5 years, contingent on regulatory approvals.
  • Development of Companion Diagnostics: Developing companion diagnostics to identify patients who are most likely to respond to ALRN-6924 could improve treatment outcomes and increase market penetration. This would involve developing diagnostic tests that can detect the presence of wild-type p53 in tumors. Timeline: 2-3 years.
  • Exploration of New Therapeutic Applications: Exploring new therapeutic applications for ALRN-6924 beyond cancer could open up new market opportunities. This would involve conducting preclinical and clinical studies to evaluate the potential of ALRN-6924 in other diseases. Timeline: 5+ years.

What Are RNTX's Competitive Advantages?

  • Patented technology related to ALRN-6924.
  • Expertise in developing cell-permeating peptides.
  • Focus on a specific niche within the oncology market (wild-type p53 cancers).

What Does RNTX Do?

Rein Therapeutics, Inc., established on August 6, 2001, by Gregory L. Verdine, Rosana Kapeller, Huw M. Nash, Joseph A. Yanchik III, and Loren David Walensky, is a clinical-stage biopharmaceutical company headquartered in Austin, TX. The company is dedicated to the development and commercialization of innovative therapeutics aimed at treating cancer and other diseases. Rein Therapeutics' primary focus centers around its lead product candidate, ALRN-6924, a cell-permeating peptide designed to disrupt the interaction between p53 suppressors MDM2 and MDMX and the tumor suppressor p53. This disruption reactivates tumor suppression in cancers characterized by non-mutant, or wild-type, p53. The company's approach targets a significant portion of cancer patients who have wild-type p53, offering a potentially more effective treatment option. Currently, Rein Therapeutics is navigating the clinical trial phases, seeking to demonstrate the safety and efficacy of ALRN-6924 across various cancer types. The company's long-term success hinges on positive clinical trial outcomes, regulatory approvals, and successful commercialization strategies within the highly competitive pharmaceutical landscape. With a small team of 11 employees, Rein Therapeutics operates with a focused and agile approach to drug development.

What Products and Services Does RNTX Offer?

  • Develop novel therapeutics for the treatment of cancer.
  • Focus on reactivating tumor suppression in non-mutant p53 cancers.
  • Develop cell-permeating peptides that disrupt the interaction of p53 suppressors.
  • Conduct clinical trials to evaluate the safety and efficacy of their product candidates.
  • Seek regulatory approvals for their therapeutics.
  • Commercialize their approved therapeutics.

How Does RNTX Make Money?

  • Develop and patent novel therapeutic compounds.
  • Conduct clinical trials to demonstrate safety and efficacy.
  • Seek regulatory approval from agencies like the FDA.
  • Potentially partner with larger pharmaceutical companies for commercialization.

What Industry Does RNTX Operate In?

Rein Therapeutics operates within the competitive oncology therapeutics market, characterized by rapid innovation and intense regulatory scrutiny. The industry is driven by the increasing prevalence of cancer and the demand for more effective and targeted treatments. Rein Therapeutics' focus on wild-type p53 cancers positions it within a niche segment, potentially offering a competitive advantage if ALRN-6924 proves successful. However, the company faces competition from larger pharmaceutical companies with greater resources and established pipelines.

Who Are RNTX's Key Customers?

  • Hospitals and cancer treatment centers.
  • Oncologists and other healthcare professionals.
  • Patients with cancer.
Model self-rating on this text: 69% (not a measure of the evidence) Updated: May 10, 2026

Research confidence

High 75/100

Broad, current evidence sits behind this analysis.

  • Scored on 92% of our measures
  • Price is current
  • No filing on record
  • Covered by analysts

Why 28?

Measured against companies in the same sector. The figures below are the factor contributions the scoring engine itself produced.

What is helping

  • +0.19 Operating income growth (Growth)
  • +0.14 Debt to equity (Financial Strength)
  • +0.09 Net debt vs earnings (Financial Strength)

What is holding it back

  • -0.78 Free cash flow yield (Business Quality)
  • -0.54 Earnings yield (Valuation)
  • -0.54 Free cash flow yield (Valuation)

Risk penalties applied

  • -1.89 Bankruptcy-risk score in the distress zone

Contribution = how far the company sits from its sector on that measure, weighted by how much the pillar counts. Not investment advice. How the score is built →

MoonshotScore History

Recorded daily since 2026-08-23 · 19 snapshots

2026-08-23 26
2026-08-26 26
2026-08-29 26
2026-09-01 28
2026-09-04 28
2026-09-07 29
2026-09-10 29

What changed?

The grade moved from 26 to 29 (+3).

What moved it up or down:

  • +7 Growth Durability
  • +4 Momentum
  • +2 Business Quality

Over the same 18 days the stock moved -1.4%.

Company Profile

Rein Therapeutics, Inc. operates in the Biotechnology industry within the Healthcare sector. It is headquartered in Austin, US. The company is led by CEO James Brian Windsor. RNTX has traded publicly since 2017.

F-Score 2/9

Financial Health

Rein Therapeutics, Inc.'s Piotroski F-Score is 2/9, a 9-point checklist of profitability, leverage and efficiency — flagging fundamental weakness worth scrutiny. Its Altman Z-Score of -9.05 places it in the distress zone, a signal of elevated financial risk.

Key Financial Metrics

Its free cash flow yield is -73.8%, a gauge of the cash the business throws off relative to its market value. A current ratio of 0.40 means current liabilities exceed short-term assets, a liquidity point worth watching.

RNTX Valuation & Market Position

With a $21.9M market cap, Rein Therapeutics, Inc. sits in the micro-cap segment of the market. Analyst price targets span from $6.00 to $6.00, with a consensus of $6.00. At the current price of $0.78, that implies approximately 667% upside potential. Relative to its peer group, RNTX's quantitative score of 28/100 is below the peer average of 42/100.

3/8 beats

Earnings Track Record

Rein Therapeutics, Inc. has missed Wall Street's EPS estimate in 4 of its last 8 reported quarters — a mixed record worth weighing. Reported results have landed about 39.6% below estimates on average.

FY2026 est

Forward Outlook

Wall Street analysts project Rein Therapeutics, Inc. revenue of about $69.8M for fiscal 2026, with EPS near $-0.46.

Net buying

Insider Activity

Over the past six months, Rein Therapeutics, Inc. insiders filed 6 SEC Form 4 transactions — 0 sales and 6 purchases. On net that is roughly 222K shares acquired (about $250K) — insiders putting money in tends to read as conviction.

RNTX Financials

Fundamental Snapshot

Net Income Growth (FY)
+20.7%
EPS Growth (FY)
+44.2%
Free Cash Flow Growth (FY)
+13.1%
Return on Equity (TTM)
-258.4%
Current Ratio
0.4

Based on FMP financials and quantitative analysis · FY 2025

Bull Case vs Bear Case

Bull Case

  • Novel approach to cancer treatment targeting wild-type p53.
  • Lead product candidate, ALRN-6924, in clinical development.
  • Experienced management team with expertise in drug development.
  • Upcoming: Phase 2 clinical trial results for ALRN-6924 in specific cancer types.

Bear Case

  • Limited financial resources compared to larger pharmaceutical companies.
  • Dependence on the success of ALRN-6924.
  • Small team size may limit operational capacity.
  • Potential: Clinical trial failures for ALRN-6924.

AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · September 2026

RNTX Latest News

RNTX Analyst Consensus

Consensus Rating

Aggregated Buy/Hold/Sell recommendations collected by Financial Modeling Prep for RNTX.

Price Targets

Low
$6.00
Consensus
$6.00
High
$6.00

Median: $6.00 (+666.8% from current price)

Source: FMP analyst consensus · as of Aug 25, 2026 · an estimate, not advice

RNTX MoonshotScore

28/100

What does this score mean?

MoonshotScore is Stock Expert AI's proprietary 0-100 research rating, not a buy or sell recommendation. RNTX scores 28/100 (Grade F): the number comes from the five-pillar engine (business quality, financial safety, valuation, growth durability, momentum), re-ranked daily against sector peers.

Leadership: James Brian Windsor

CEO

James Brian Windsor currently manages 11 employees at Rein Therapeutics.

Track Record: Track record information is not available in the provided data.

Common Questions About RNTX (Healthcare)

What does the AI Score mean for RNTX?

RNTX holds an AI Score of 28/100 (Grade: F). This is an educational research signal, not a buy or sell recommendation. The number comes from the five-pillar engine (business quality, financial safety, valuation, growth durability, momentum), re-ranked daily against sector peers.

Is RNTX a good stock?

Stock Expert AI does not rate RNTX buy, sell or hold. Rein Therapeutics, Inc. carries a MoonshotScore of 28/100 on the five-pillar engine, a research rating against its peers. Whether it fits is your call: check what it sells, whether it earns, what the price assumes, and what would prove you wrong.

What do analysts say about RNTX stock?

As of 2026-05-10, analyst coverage of Rein Therapeutics (RNTX) is limited due to its small market capitalization and early stage of development. Key valuation metrics are difficult to assess until further clinical trial data is available. The stock's potential is largely tied to the success of ALRN-6924.

What are the key factors to evaluate for RNTX?

Rein Therapeutics, Inc. (RNTX) holds a MoonshotScore of 28/100 (low). Analysts target $6.00 (+667%). The core value driver is ALRN-6924, targeting wild-type p53 cancers, a substantial market if clinical trials prove successful. Not financial advice.

How frequently does RNTX data refresh on this page?

RNTX's price was last updated on Sep 11, 2026 and refreshes on page view during U.S. market hours; the quote is a provider snapshot, not an exchange feed. Fundamentals update after quarterly filings; the MoonshotScore recalculates nightly; news aggregates continuously.

What has driven RNTX's recent stock price performance?

Rein Therapeutics, Inc. (RNTX) moves on earnings results, analyst revisions, sector rotation, and market sentiment. Notable catalyst: Novel approach to cancer treatment targeting wild-type p53. See the News tab for the latest drivers. Past performance does not predict future results.

Should investors consider RNTX overvalued or undervalued right now?

Rein Therapeutics, Inc. (RNTX) has no trailing P/E available here, so lean on price-to-sales and cash flow in the Financials tab. Analysts target $6.00 (+667%) — upside seen. Compare P/E, P/S, and EV/EBITDA against sector peers for a full view.

Can I buy fractional shares of RNTX?

Yes, most major brokerages offer fractional shares of Rein Therapeutics, Inc. (RNTX) with no minimum purchase requirement. This means you can invest any dollar amount regardless of the share price. Check your brokerage platform for specific terms, fees, and fractional share availability.

How can I track RNTX's earnings and financial reports?

Rein Therapeutics, Inc. (RNTX) reports quarterly earnings approximately 4-6 weeks after each fiscal quarter ends. You can track earnings dates, revenue and EPS estimates, and actual results on this page's Financials tab. Earnings surprises (beats or misses) often cause significant short-term price moves. Your brokerage can send alerts for RNTX earnings announcements.

Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.

Official Resources

Price as of Analysis updated MoonshotScore as of
Data Sources & Methodology
Market data powered by Financial Modeling Prep & Yahoo Finance. AI analysis by Stock Expert AI proprietary algorithms. Technical indicators via industry-standard calculations. Last updated: .
Data Provenance
Sources: Financial Modeling Prep (FMP) — Primary · Yahoo Finance — Fallback · Alpaca — Tertiary
Last fetched:
Cache TTL: Quote 5min · Profile 7d · Financials 7d · Insider 48h
How we use AI: Numbers are pulled directly from FMP & Yahoo Finance — our AI writes the analysis, it never edits the figures.
Data provided as-is for educational purposes. Not financial advice. Methodology

Data provided for informational purposes only.

Analysis Notes
  • Limited information available on CEO track record.
Data Sources
Financial Modeling Prep (FMP)Stock Expert AI proprietary analysis

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