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Prothena Corp Public (PRTA) Gains from Investment Securities (2019 - 2025)

Prothena Corp Public (PRTA) has 8 years of Gains from Investment Securities data on record, last reported at -$717000.0 in Q4 2025.

  • For Q4 2025, Gains from Investment Securities rose 70.27% year-over-year to -$717000.0; the TTM value through Dec 2025 reached $224000.0, changed N/A, while the annual FY2025 figure was $224000.0, N/A changed from the prior year.
  • Gains from Investment Securities reached -$717000.0 in Q4 2025 per PRTA's latest filing, down from $2000.0 in the prior quarter.
  • Across five years, Gains from Investment Securities topped out at $2.4 million in Q3 2024 and bottomed at -$2.4 million in Q4 2024.
  • Average Gains from Investment Securities over 5 years is $157133.3, with a median of $167000.0 recorded in 2023.
  • Peak YoY movement for Gains from Investment Securities: crashed 19891.67% in 2022, then soared 1011.52% in 2024.
  • A 5-year view of Gains from Investment Securities shows it stood at $12000.0 in 2021, then plummeted by 19891.67% to -$2.4 million in 2022, then surged by 149.26% to $1.2 million in 2023, then plummeted by 306.15% to -$2.4 million in 2024, then surged by 70.27% to -$717000.0 in 2025.
  • Per Business Quant database, its latest 3 readings for Gains from Investment Securities were -$717000.0 in Q4 2025, $2000.0 in Q3 2025, and $939000.0 in Q2 2025.