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Prothena Corp Public (PRTA) Other Working Capital Changes (2016 - 2025)

Prothena Corp Public has reported Other Working Capital Changes over the past 14 years, most recently at -$709000.0 for Q4 2025.

  • Quarterly results put Other Working Capital Changes at -$709000.0 for Q4 2025, down 101.41% from a year ago — trailing twelve months through Dec 2025 was -$2.7 million (down 6.1% YoY), and the annual figure for FY2025 was -$2.7 million, down 6.1%.
  • Other Working Capital Changes for Q4 2025 was -$709000.0 at Prothena Corp Public, down from $5.2 million in the prior quarter.
  • Over the last five years, Other Working Capital Changes for PRTA hit a ceiling of $50.4 million in Q4 2024 and a floor of -$58.4 million in Q3 2024.
  • Median Other Working Capital Changes over the past 5 years was -$906500.0 (2022), compared with a mean of -$810150.0.
  • Peak annual rise in Other Working Capital Changes hit 637.59% in 2023, while the deepest fall reached 1507.71% in 2023.
  • Prothena Corp Public's Other Working Capital Changes stood at -$5.9 million in 2021, then plummeted by 58.37% to -$9.4 million in 2022, then skyrocketed by 435.22% to $31.6 million in 2023, then skyrocketed by 59.88% to $50.4 million in 2024, then tumbled by 101.41% to -$709000.0 in 2025.
  • The last three reported values for Other Working Capital Changes were -$709000.0 (Q4 2025), $5.2 million (Q3 2025), and -$6.6 million (Q2 2025) per Business Quant data.