Balance Sheet
Cash Flow Statement
Amortizatization of IntangiblesCapital ExpendituresCash from Financing ActivitiesCash from Investing ActivitiesCash from OperationsCash from RestructuringChange in Accured ExpensesChange in CashDeferred TaxesDepreciation & Amortization (CF)Depreciation and DepletionFree Cash FlowGains from Investment SecuritiesNet Cash FlowNet IncomeOther Working Capital ChangesShare-based Compensation
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Prothena Corp Public (PRTA) Free Cash Flow (2016 - 2025)

Historic Free Cash Flow for Prothena Corp Public (PRTA) over the last 14 years, with Q3 2025 value amounting to -$40.6 million.

  • Prothena Corp Public's Free Cash Flow rose 1022.24% to -$40.6 million in Q3 2025 from the same period last year, while for Sep 2025 it was -$188.2 million, marking a year-over-year decrease of 2133.9%. This contributed to the annual value of -$150.3 million for FY2024, which is 997.1% down from last year.
  • Latest data reveals that Prothena Corp Public reported Free Cash Flow of -$40.6 million as of Q3 2025, which was up 1022.24% from -$46.4 million recorded in Q2 2025.
  • In the past 5 years, Prothena Corp Public's Free Cash Flow ranged from a high of $111.9 million in Q3 2021 and a low of -$73.2 million during Q1 2024
  • Its 5-year average for Free Cash Flow is -$23.4 million, with a median of -$37.4 million in 2022.
  • As far as peak fluctuations go, Prothena Corp Public's Free Cash Flow soared by 67441.61% in 2021, and later plummeted by 92568.75% in 2023.
  • Prothena Corp Public's Free Cash Flow (Quarter) stood at -$22.8 million in 2021, then skyrocketed by 77.49% to -$5.1 million in 2022, then tumbled by 925.69% to -$52.6 million in 2023, then grew by 9.07% to -$47.8 million in 2024, then increased by 15.14% to -$40.6 million in 2025.
  • Its Free Cash Flow stands at -$40.6 million for Q3 2025, versus -$46.4 million for Q2 2025 and -$53.4 million for Q1 2025.