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Prothena Corp Public (PRTA) Shares Outstanding (Diluted Average): 2019-2024

Historic Shares Outstanding (Diluted Average) for Prothena Corp Public (PRTA) over the last 6 years, with Dec 2024 value amounting to $53.8 million.

  • Prothena Corp Public's Shares Outstanding (Diluted Average) rose 0.07% to $53.8 million in Q3 2025 from the same period last year, while for Sep 2025 it was $53.8 million, marking a year-over-year increase of 0.07%. This contributed to the annual value of $53.8 million for FY2024, which is 1.04% up from last year.
  • Latest data reveals that Prothena Corp Public reported Shares Outstanding (Diluted Average) of $53.8 million as of FY2024, which was up 1.04% from $53.2 million recorded in FY2023.
  • In the past 5 years, Prothena Corp Public's Shares Outstanding (Diluted Average) registered a high of $53.8 million during FY2024, and its lowest value of $39.9 million during FY2020.
  • Its 3-year average for Shares Outstanding (Diluted Average) is $51.5 million, with a median of $53.2 million in 2023.
  • Per our database at Business Quant, Prothena Corp Public's Shares Outstanding (Diluted Average) increased by 21.42% in 2021 and then declined by 2.26% in 2022.
  • Prothena Corp Public's Shares Outstanding (Diluted Average) (Yearly) stood at $39.9 million in 2020, then increased by 21.42% to $48.5 million in 2021, then declined by 2.26% to $47.4 million in 2022, then rose by 12.34% to $53.2 million in 2023, then climbed by 1.04% to $53.8 million in 2024.