10-Q quarterly report · filed Aug 6, 2026

PROTHENA CORP PUBLIC LTD CO (PRTA) Q2 2026 10-Q Quarterly Report

Short answer

PROTHENA CORP PUBLIC LTD CO (PRTA) filed its Q2 2026 10-Q quarterly report on Aug 6, 2026 for the quarter ended Jun 30, 2026. Quarterly revenue was $1M (down 77.1% year over year) with net income of −$19M.

Q2 2026 key financials · XBRL

Revenue
$1M
−77.1% YoY · −98.0% QoQ
Net income
−$19M
+85.2% YoY · −156.8% QoQ
Operating margin
-2089.2%
EPS (diluted)
−$0.34
+85.4% YoY · −156.7% QoQ

Source: XBRL data from the PROTHENA CORP PUBLIC LTD CO (PRTA) Q2 2026 10-Q on SEC EDGAR. USD.

PROTHENA CORP PUBLIC LTD CO Q2 2026 10-Q analysis

AI summary of MD&A and risk factor updates

Management Discussion & Analysis

  • 2026 operating and investing cash use outlook: approximately $18 million–$23 million
  • Contractual obligations $9.446 million, including operating leases $7.484 million
  • Brisbane sublease obligations $14.9 million, with approximately $7.4 million outstanding
  • No off-balance-sheet arrangements as of June 30, 2026

Risk Factors

  • No material changes stated from 2025 Form 10-K; risks remain substantially carried forward
  • Accumulated deficit $1.3 billion despite six-month net income of $14.1 million
  • Additional capital required; cash and equivalents $288.2 million expected to fund operations for at least twelve months
  • Privacy compliance exposure under GDPR, with penalties up to €20 million or 4% of global annual turnover
  • Clinical development risk from Phase 3 prasinezumab, Phase 3 coramitug, Phase 2 moponetug, and Phase 1 PRX019 trials

Generated from the filing text; verify against the original. 10-K vs 10-Q vs 8-K

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