Balance Sheet
Accounts PayablesAccumulated ExpensesAssetsCash & Current InvestmentsCash & EquivalentsCommon EquityCurrent AssetsCurrent Deferred RevenueCurrent LeasesLiabilities and Shareholders EquityNon-Current AssetsOperating LeasesOther Accumulated ExpensesOther Non-Current AssetsPayablesPrepaid AssetsProperty, Plant & Equipment (Net)Retained EarningsShareholder's EquityShares OutstandingTotal Current LiabilitiesTotal LiabilitiesTotal Non-Current LiabilitiesTreasury Shares
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Income Statement
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Ratios

Prothena Corp Public (PRTA) Liabilities and Shareholders Equity (2016 - 2025)

Prothena Corp Public has reported Liabilities and Shareholders Equity over the past 14 years, most recently at $326.8 million for Q4 2025.

  • Quarterly results put Liabilities and Shareholders Equity at $326.8 million for Q4 2025, down 40.27% from a year ago — trailing twelve months through Dec 2025 was $1.6 billion (down 34.73% YoY), and the annual figure for FY2025 was $326.8 million, down 40.27%.
  • Liabilities and Shareholders Equity for Q4 2025 was $326.8 million at Prothena Corp Public, down from $352.6 million in the prior quarter.
  • Over the last five years, Liabilities and Shareholders Equity for PRTA hit a ceiling of $758.0 million in Q4 2022 and a floor of $326.8 million in Q4 2025.
  • Median Liabilities and Shareholders Equity over the past 5 years was $588.3 million (2022), compared with a mean of $569.6 million.
  • Biggest five-year swings in Liabilities and Shareholders Equity: skyrocketed 83.01% in 2021 and later plummeted 40.76% in 2025.
  • Prothena Corp Public's Liabilities and Shareholders Equity stood at $609.4 million in 2021, then increased by 24.4% to $758.0 million in 2022, then dropped by 8.13% to $696.4 million in 2023, then dropped by 21.44% to $547.1 million in 2024, then crashed by 40.27% to $326.8 million in 2025.
  • The last three reported values for Liabilities and Shareholders Equity were $326.8 million (Q4 2025), $352.6 million (Q3 2025), and $399.1 million (Q2 2025) per Business Quant data.