Prothena Corp Public (PRTA) Change in Cash (2012 - 2026)

Prothena Corp Public (PRTA) recorded quarterly Change in Cash of $21.9 million in Q1 2026, up 194.08% quarter-over-quarter from -$23.3 million in Q4 2025, and up 141.03% on a YoY basis from $9.1 million in Q1 2025.

Prothena Corp Public (PRTA) Change in Cash (2012 - 2026) Analysis & Trends

Prothena Corp Public's Change in Cash history runs 15 years deep, the most recent figure standing at $21.9 million for Q1 2026.

  • In Q1 2026, Change in Cash rose 141.03% year-over-year to $21.9 million; the TTM figure through Mar 2026 stood at -$88.5 million (up 31.91% YoY), while the FY2025 annual figure was -$163.9 million, down 10.12% from the prior year.
  • Change in Cash was $21.9 million for Q1 2026 at Prothena Corp Public, up from -$23.3 million in the prior quarter.
  • In the past five years, Change in Cash ranged from a high of $215.6 million in Q4 2022 to a low of -$72.3 million in Q1 2024.
  • Historically, Change in Cash has averaged -$14.7 million across 5 years, with a median of -$34.2 million in 2022.
  • The sharpest annual moves came in 2022 and 2024: Change in Cash surged 1126.65% in 2022, then sank 480.64% in 2024.
  • A 5-year view of Change in Cash shows it stood at $215.6 million in 2022, then slumped by 124.15% to -$52.1 million in 2023, then grew by 8.05% to -$47.9 million in 2024, then surged by 51.31% to -$23.3 million in 2025, then soared by 194.08% to $21.9 million in 2026.
  • The last three Change in Cash figures came in at $21.9 million (Q1 2026), -$23.3 million (Q4 2025), and -$40.6 million (Q3 2025), per Business Quant data.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Change in Cash (Qtr)
1 Alterity Therapeutics 925,601.88 Bn 925,601.85 Bn - -
2 Belite Bio 58,560.00 Bn 58,560.00 Bn - -
3 Quantum Biopharma 17,284.41 Bn 17,284.40 Bn - 2.44 Mn
4 Legend Biotech 2,809.00 Bn 2,808.71 Bn 242.10 Mn 623.00 Mn
5 Evaxion A 1,334.43 Bn 1,334.42 Bn - -
6 Akari Therapeutics 1,312.27 Bn 1,312.26 Bn - -2.44 Mn
7 Psyence Biomedical 212.16 Bn 212.16 Bn - -
8 Vertex Pharmaceuticals 114.83 Bn 107.58 Bn 2.59 Bn 417.10 Mn
9 Abivax 91.96 Bn 91.96 Bn - -45.97 Mn
10 Prothena Corp Public 479.08 Mn 149.61 Mn - 21.93 Mn

Historic Data

Download Data
DateValue
Mar 31, 2026 21.93 Mn
Dec 31, 2025 -23.31 Mn
Sep 30, 2025 -40.59 Mn
Jun 30, 2025 -46.50 Mn
Mar 31, 2025 -53.45 Mn
Dec 31, 2024 -47.87 Mn
Sep 30, 2024 -44.86 Mn
Jun 30, 2024 16.26 Mn
Mar 31, 2024 -72.32 Mn
Dec 31, 2023 -52.07 Mn
Sep 30, 2023 11.79 Mn
Jun 30, 2023 -27.07 Mn
Mar 31, 2023 -24.22 Mn
Dec 31, 2022 215.64 Mn
Sep 30, 2022 -13.17 Mn
Jun 30, 2022 -34.20 Mn
Mar 31, 2022 -36.10 Mn
Dec 31, 2021 -21.00 Mn
Sep 30, 2021 198.92 Mn
Jun 30, 2021 56.84 Mn