Balance Sheet
Accounts PayablesAccumulated ExpensesAssetsCash & Current InvestmentsCash & EquivalentsCommon EquityCurrent AssetsCurrent Deferred RevenueCurrent LeasesLiabilities and Shareholders EquityLong-Term Deferred TaxNon-Current AssetsNon-Current Deffered RevenueOperating LeasesOther Accumulated ExpensesOther Non-Current AssetsPayablesPrepaid AssetsProperty, Plant & Equipment (Net)Retained EarningsShareholder's EquityTotal Current LiabilitiesTotal LiabilitiesTotal Non-Current LiabilitiesTreasury Shares
Cash Flow Statement
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Income Statement
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Ratios

Prothena Corp Public (PRTA) Common Equity (2016 - 2025)

Historic Common Equity for Prothena Corp Public (PRTA) over the last 14 years, with Q3 2025 value amounting to $295.0 million.

  • Prothena Corp Public's Common Equity fell 4479.6% to $295.0 million in Q3 2025 from the same period last year, while for Sep 2025 it was $295.0 million, marking a year-over-year decrease of 4479.6%. This contributed to the annual value of $486.9 million for FY2024, which is 1326.04% down from last year.
  • According to the latest figures from Q3 2025, Prothena Corp Public's Common Equity is $295.0 million, which was down 4479.6% from $324.3 million recorded in Q2 2025.
  • In the past 5 years, Prothena Corp Public's Common Equity ranged from a high of $622.0 million in Q4 2022 and a low of $234.6 million during Q1 2021
  • For the 5-year period, Prothena Corp Public's Common Equity averaged around $467.5 million, with its median value being $486.9 million (2024).
  • Its Common Equity has fluctuated over the past 5 years, first soared by 15327.54% in 2021, then tumbled by 4479.6% in 2025.
  • Prothena Corp Public's Common Equity (Quarter) stood at $466.0 million in 2021, then skyrocketed by 33.47% to $622.0 million in 2022, then decreased by 9.75% to $561.4 million in 2023, then fell by 13.26% to $486.9 million in 2024, then tumbled by 39.42% to $295.0 million in 2025.
  • Its last three reported values are $295.0 million in Q3 2025, $324.3 million for Q2 2025, and $437.7 million during Q1 2025.