10-K annual report · filed Feb 25, 2026

Protagonist Therapeutics, Inc (PTGX) FY2025 10-K Annual Report

Short answer

Protagonist Therapeutics, Inc (PTGX) filed its fiscal 2025 10-K annual report with the SEC on Feb 25, 2026. It reported revenue of $46M (−89.4% year over year) and net income of −$130M.

  • Top risk flagged: Regulatory risk: FDA approval timing and receipt of up to $400M payments plus $75M milestone under Takeda Collaboration Agreement opt-out in 2026

FY2025 key financial metrics · XBRL

Revenue
$46M
−89.4% YoY
Net income
−$130M
−147.3% YoY
Operating margin
-343.6%
−401.8 pp YoY
EPS (diluted)
−$2.05
−148.5% YoY
ROE
-21.2%
−61.9 pp YoY
Operating cash flow
$58M
−68.7% YoY

Source: XBRL data from the Protagonist Therapeutics, Inc (PTGX) FY2025 10-K on SEC EDGAR. USD.

Protagonist Therapeutics, Inc FY2025 10-K analysis

AI summary of each section, grounded in the filing text

Business Overview

  • Core business: Development and commercialization of pharmaceutical and biological products subject to extensive U.S. and EU regulatory oversight
  • New filings: July 2025 NDA by Johnson & Johnson for Icotyde; January 2026 NDA by Protagonist and Takeda for rusfertide for polycythemia vera
  • Strategic focus: Emphasis on global clinical trials and international marketing with associated geopolitical and regulatory risk exposure
  • Quantitative metric: Introduction of new U.S. tariffs up to 100% on branded pharmaceuticals announced September 2025, potential cost impact
  • Noteworthy fact: May 2025 executive order on most-favored-nation drug pricing aiming to align U.S. prices with OECD countries affecting pricing strategy

Management Discussion & Analysis

  • Revenue not explicitly disclosed; milestone payments: $165M (2025), $300M upfront (2024), $25M milestone (2025)
  • Net loss $130.1M in 2025 vs net income $275.2M in 2024; no margin % figures provided
  • Cash from operations $57.7M (2025) down from $184.2M (2024), driven by milestone-related cash flows
  • Cash flow investing: $49.3M (2025) vs $299.5M (2024) used, mainly marketable securities transactions and capex $1.6M (2025)
  • Financing cash inflows $22.9M (2025) vs $25.9M (2024) from stock issuances; $0 buybacks or dividends mentioned
  • Outlook: Cash $646M sufficient for at least 12 months; potential future funding needs depend on pipeline advancement and collaborations

Risk Factors

  • Regulatory risk: FDA approval timing and receipt of up to $400M payments plus $75M milestone under Takeda Collaboration Agreement opt-out in 2026
  • Macroeconomic risk: exposure to geopolitical instability, high interest rates, and trade policy changes potentially impacting operations and FDA agency functioning
  • Operational risk: reliance on third-party clinical trial sites and contract manufacturers with accrual variability affecting R&D expense accuracy
  • Market disruption risk: competition in obesity and oral hepcidin therapy markets with development of PN-477, PN-458, and PN-8047 pipeline candidates
  • Financial risk: cumulative net losses of $470.7M through 2025 with increased R&D expenses of $159.3M, pressuring liquidity and funding needs

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