Prothena Corporation plc (PRTA)

Last Closing Price: 5.08 (2025-06-13)

Expense Ratio (Annual)

Expense Ratio: A measure of profitability used by an insurance company to indicate how well it is performing in its daily operations. The expense ratio is calculated by taking the operating expenses and then dividing them by earned premium. Calculated as: (Total Operating Expenses - Underwriting Losses Total) / Net Premiums Earned

Prothena Corporation plc (PRTA) Expense Ratio data is not available.

Figures for fiscal year ending 2024-12-31
Income Statement Financials
$135.16M
$-122.31M
--
$135.16M
$289.72M
$-154.56M
$25.63M
$-128.93M
$-128.93M
$-122.31M
$-122.31M
$-122.31M
$-122.31M
$-154.56M
$-150.98M
53.77M
53.77M
$-2.27
$-2.27
Balance Sheet Financials
$485.41M
$3.08M
$61.70M
$547.11M
$48.50M
--
$11.68M
$60.18M
$486.93M
$486.93M
$486.93M
53.83M
Cash Flow Statement Financials
$-150.05M
$-0.30M
$1.55M
$621.04M
$472.25M
$-148.79M
$45.96M
--
--
Fundamental Metrics & Ratios
10.01
--
--
--
--
100.00%
-114.36%
-114.36%
-111.70%
-95.39%
-90.49%
$-150.35M
--
Expense Ratio
--
--
0.25
--
--
--
-25.12%
-25.12%
-22.36%
-25.12%
$9.05
$-2.80
$-2.79