PTGX Protagonist Therapeutics, Inc

Nasdaq Pharmaceutical Preparations DE CIK: 0001377121
AI RATING
SELL
85% Confidence

Investment Thesis

Protagonist Therapeutics faces severe operational distress with revenue collapsing 89% YoY while burning $48.9M in operating cash annually. Despite a strong balance sheet with $193.7M in cash, deteriorating fundamentals—negative operating margins, persistent cash burn, and minimal returns on assets (0.5%)—indicate the core business is in substantial decline. The company's cash runway of ~4 years provides temporary stability but offers insufficient time to reverse the dramatic top-line contraction without credible turnaround evidence.

Strengths

  • + Strong balance sheet with $655.5M stockholders' equity and minimal debt ($9.8M)
  • + Substantial cash reserves of $193.7M providing operational runway
  • + Exceptional liquidity position (17.76x current ratio) enabling survival through restructuring

Risks

  • ! Catastrophic revenue decline of 89.4% YoY signals loss of key product, partnership termination, or clinical failure
  • ! Negative operating cash flow of -$48.9M with no clear path to profitability in disclosed metrics
  • ! Operating margin of -6.5% combined with minimal ROE (0.6%) and ROA (0.5%) indicates fundamental business model stress
  • ! Cash depletion timeline (~4 years at current burn rate) creates existential pressure without revenue stabilization

Key Metrics to Watch

Financial Metrics

Revenue
56.4M
Net Income
3.8M
EPS (Diluted)
$0.05
Free Cash Flow
-49.2M
Total Assets
697.5M
Cash
193.7M

Profitability Ratios

Gross Margin N/A
Operating Margin -6.5%
Net Margin 6.7%
ROE 0.6%
ROA 0.5%
FCF Margin -87.2%

Balance Sheet & Liquidity

Current Ratio
17.76x
Quick Ratio
17.76x
Debt/Equity
0.01x
Debt/Assets
6.0%
Interest Coverage
-6.10x
Long-term Debt
9.8M
Disclaimer: This analysis is generated by AI 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 before making investment decisions.
Data Source: SEC EDGAR | Analysis Date: 2026-05-07T10:16:29.659225 | Data as of: 2026-03-31 | Powered by Claude AI