Prothena Corp Public PRTA
NASDAQ PRTA
$9.78 +0.18 (+1.93%)
As of: Sep 4, 2026 · 2:36 PM EDT

Prothena Corp Public (PRTA) Change in Accured Expenses (2012 - 2026)

Prothena Corp Public (PRTA) posted quarterly Change in Accured Expenses of -$2.2 million for Q1 2026, down 344.18% year-over-year from $910000.0 in Q1 2025, and up 64.44% quarter-over-quarter from -$6.2 million in Q4 2025.

Analysis

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

Prothena Corp Public's Change in Accured Expenses history runs 15 years deep, the most recent figure standing at -$2.2 million for Q1 2026.

  • In Q1 2026, Change in Accured Expenses fell 344.18% year-over-year to -$2.2 million; the TTM figure through Mar 2026 stood at -$18.9 million (down 544.66% YoY), while the FY2025 annual figure was -$15.8 million, up 13.78% from the prior year.
  • Change in Accured Expenses for Q1 2026 stood at -$2.2 million, up from -$6.2 million in the prior quarter.
  • The five-year high for Change in Accured Expenses was $8.6 million in Q2 2023, with the low at -$14.5 million in Q1 2024.
  • The 5-year median for Change in Accured Expenses is $910000.0 (2025), against an average of -$92705.9.
  • The sharpest annual moves came in 2023 and 2024: Change in Accured Expenses surged 11076.92% in 2023, then tumbled 936.52% in 2024.
  • Prothena Corp Public's Change in Accured Expenses stood at $39000.0 in 2022, then soared by 11076.92% to $4.4 million in 2023, then tumbled by 54.32% to $2.0 million in 2024, then sank by 413.86% to -$6.2 million in 2025, then jumped by 64.44% to -$2.2 million in 2026.
  • Business Quant data shows PRTA's Change in Accured Expenses at -$2.2 million in Q1 2026, -$6.2 million in Q4 2025, and -$1.6 million in Q3 2025.
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Change in Accured Expenses (Qtr)
1 Vertex Pharmaceuticals 138.77 Bn 130.92 Bn 2.84 Bn 222.50 Mn
2 Regeneron Pharmaceuticals 85.51 Bn 77.52 Bn 3.93 Bn 492.70 Mn
3 Argenx Se 63.51 Bn 58.32 Bn 1.37 Bn -
4 Moderna 58.20 Bn 53.06 Bn 52.00 Mn 11.00 Mn
5 Revolution Medicines 44.04 Bn 44.04 Bn - 55.78 Mn
6 BeOne Medicines 39.99 Bn 34.89 Bn 1.53 Bn 212.44 Mn
7 Alnylam Pharmaceuticals 35.45 Bn 32.14 Bn 992.69 Mn 61.62 Mn
8 Royalty Pharma 28.40 Bn 27.56 Bn - -
9 Insmed 27.44 Bn 26.28 Bn 358.27 Mn 68.82 Mn
10 Prothena Corp Public 509.98 Mn 221.78 Mn - -11.83 Mn
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 -11.83 Mn
Mar 31, 2026 -2.22 Mn
Dec 31, 2025 -6.25 Mn
Sep 30, 2025 -1.63 Mn
Jun 30, 2025 -8.81 Mn
Mar 31, 2025 910,000.00
Dec 31, 2024 1.99 Mn
Sep 30, 2024 -1.19 Mn
Jun 30, 2024 -4.65 Mn
Mar 31, 2024 -14.46 Mn
Dec 31, 2023 4.36 Mn
Sep 30, 2023 8.12 Mn
Jun 30, 2023 8.65 Mn
Mar 31, 2023 1.73 Mn
Dec 31, 2022 39,000.00
Sep 30, 2022 7.72 Mn
Jun 30, 2022 2.37 Mn
Mar 31, 2022 1.75 Mn
Dec 31, 2021 3.71 Mn
Sep 30, 2021 -5.99 Mn