Prothena (PRTA) Financials

$8.29

$-0.03 (-0.36%)

As on 25-Sep-2026 16:00EDT

Market cap

$426 Mln

Revenue (TTM)

$55 Mln

P/E Ratio

--

P/B Ratio

1.6

Div. Yield

0 %

Annual
Quarterly

Cashflow ($ Mln)	TTM	Dec-25	Dec-24	Dec-23	Dec-22	Dec-21	Dec-20	Dec-19	Dec-18	Dec-17	Dec-16
Cash From Operating Activities	--	-163.58	-150.05	-133.91	-108.82	92.61
Cash Flow from Investing Activities	--	-0.14	-0.30	-2.77	-0.46	-0.58
Cash from Financing Activities	--	-0.14	1.55	45.10	241.46	190.33
Net Cash Inflow / Outflow	--	--	--	--	--	282.36

Financials Ratios	TTM	Dec-25	Dec-24	Dec-23	Dec-22	Dec-21	Dec-20	Dec-19	Dec-18	Dec-17	Dec-16
Adjusted EPS ($)	-0.83	-4.53	-2.27	-2.74	-2.17	1.44
Cash EPS ($)	-0.82	-4.52	-2.26	-2.72	-2.15	1.58
Adjusted Book Value ($)	5.54	5.21	9.05	10.46	11.52	10.00
Dividend per Share ($)	--	--	--	--	--	--
Cash Flow per Share ($)	--	-3.04	-2.79	-2.50	-2.02	1.99
Free Cash Flow per Share ($)	--	-3.04	-2.79	-2.55	-2.02	1.97

Profitability Ratios	TTM	Dec-25	Dec-24	Dec-23	Dec-22	Dec-21	Dec-20	Dec-19	Dec-18	Dec-17	Dec-16
ROCE (%)	--	-61.63	-22.84	-24.47	-21.13	19.69
ROE (%)	-15.51	-63.62	-23.34	-24.85	-21.50	20.61
ROA (%)	-11.26	-55.86	-19.67	-20.22	-17.11	14.21
EBIT Margin (%)	-79.97	-2,073.82	-95.39	-175.64	-244.05	35.88
Net Margin (%)	-80.67	-2,520.57	-90.49	-160.91	-216.95	33.41
Cash Profit Margin (%)	0.00	--	--	--	--	--

Growth Ratios	TTM	Dec-25	Dec-24	Dec-23	Dec-22	Dec-21	Dec-20	Dec-19	Dec-18	Dec-17	Dec-16
Revenue Growth (%)	427.32	-0.93	0.48	0.70	-0.73	234.14
EBIT Growth (%)	81.26	-55.77	19.66	-21.99	-282.78	163.84
Net Profit Growth (%)	85.48	-99.57	16.81	-25.72	-274.62	160.26
EPS Growth (%)	85.23	-1.00	0.17	-0.26	-2.51	1.52
Book Value Growth (%)	-8.69	--	--	--	--	--

Valuation Ratios	TTM	Dec-25	Dec-24	Dec-23	Dec-22	Dec-21	Dec-20	Dec-19	Dec-18	Dec-17	Dec-16
Price / Earnings	--	-2.11	-6.09	-13.26	-27.81	34.38
Price / Book Value	1.55	1.83	1.53	3.47	5.23	4.94
Dividend Yield (%)	--	--	--	--	--	--
EV/EBITDA	-3.58	-1.12	-2.22	-8.42	-19.48	22.04
Close Price ($)	9.79	9.55	13.85	36.34	60.25	49.40
High Price ($)	11.80	16.67	41.55	79.65	66.47	79.75
Low Price ($)	5.96	4.32	11.70	28.51	21.06	10.72
Market Cap ($ Cr)	425.58	--	--	--	--	--

Solvency Ratios	TTM	Dec-25	Dec-24	Dec-23	Dec-22	Dec-21	Dec-20	Dec-19	Dec-18	Dec-17	Dec-16
Debt to Equity	--	0.05	0.02	0.02	0.01	0.03
Short term debt to equity ratio	0.01	0.01	0.01	0.00	0.01	0.01
Current Ratio	25.05	7.72	10.01	11.24	14.34	17.48
Quick Ratio	25.05	--	--	11.33	14.34	17.48
Interest Coverage	--	--	--	--	-19.65	10.66

Operating Efficiency Ratios	TTM	Dec-25	Dec-24	Dec-23	Dec-22	Dec-21	Dec-20	Dec-19	Dec-18	Dec-17	Dec-16
Debtors to sales (%)	--	--	--	5.65	0.12	0.01
Asset Turnover	0.14	0.02	0.22	0.13	0.08	0.43
Receivable days	--	--	6.97	10.44	0.25	0.03
Inventory Days	--	--	-525.61	-4.32	-2.03	2.97
Payable days	--	673.13	1,689.27	28.70	351.14	17.33
Cash Conversion Cycle	--	--	-2,207.91	-22.59	-352.91	-14.33

*TTM (Trailing Twelve Months) data based on income statement of last 4 quarters and interim half yearly balance sheet.