Prothena Corporation Income Statement

Financials in millions USD. Fiscal year is January - December.

Millions USD. Fiscal year is Jan - Dec.

Fiscal Year	TTM	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Period Ending	Sep '25 Sep 30, 2025	Dec '24 Dec 31, 2024	Dec '23 Dec 31, 2023	Dec '22 Dec 31, 2022	Dec '21 Dec 31, 2021	Dec '20 Dec 31, 2020
Revenue	11.79	135.16	91.37	53.91	200.58	0.85
Revenue Growth (YoY)	-91.16%	47.92%	69.50%	-73.13%	23414.30%	4.79%
Cost of Revenue	170.44	222.52	220.57	135.56	82.28	74.88
Gross Profit	-158.65	-87.36	-129.2	-81.66	118.29	-74.03
Selling, General & Admin	63.59	67.2	61.84	49.9	46.32	38.7
Operating Expenses	63.59	67.2	61.84	49.9	46.32	38.7
Operating Income	-222.25	-154.56	-191.04	-131.56	71.98	-112.73
Interest & Investment Income	16.88	25.82	31.01	6.35	0.04	1.37
Currency Exchange Gain (Loss)	-0.3	-0.19	-0.46	-0.4	-0.1	-0.06
EBT Excluding Unusual Items	-205.66	-128.93	-160.48	-125.61	71.92	-111.43
Merger & Restructuring Charges	-33.09	-	-	-	-	-
Pretax Income	-238.75	-128.93	-160.48	-125.61	71.92	-111.43
Income Tax Expense	41.71	-6.62	-13.45	-8.66	4.95	-0.28
Net Income	-280.46	-122.31	-147.03	-116.95	66.98	-111.14
Net Income to Common	-280.46	-122.31	-147.03	-116.95	66.98	-111.14
Shares Outstanding (Basic)	54	54	53	47	44	40
Shares Outstanding (Diluted)	54	54	53	47	48	40
Shares Change (YoY)	0.17%	1.04%	12.34%	-2.26%	21.42%	0.08%
EPS (Basic)	-5.21	-2.27	-2.76	-2.47	1.51	-2.78
EPS (Diluted)	-5.21	-2.27	-2.76	-2.47	1.38	-2.78
Free Cash Flow	-188.22	-150.35	-136.72	-109.29	92.03	-80.56
Free Cash Flow Per Share	-3.50	-2.80	-2.57	-2.31	1.90	-2.02
Gross Margin	-	-64.64%	-141.40%	-151.48%	58.98%	-
Operating Margin	-1885.68%	-114.36%	-209.08%	-244.05%	35.88%	-13216.18%
Profit Margin	-2379.59%	-90.50%	-160.92%	-216.95%	33.39%	-13029.78%
Free Cash Flow Margin	-1596.99%	-111.24%	-149.63%	-202.74%	45.88%	-9444.08%
EBITDA	-221.35	-153.67	-190.11	-130.81	73.09	-111.22
EBITDA Margin	-	-113.70%	-208.06%	-242.67%	36.44%	-
D&A For EBITDA	0.9	0.89	0.93	0.74	1.12	1.51
EBIT	-222.25	-154.56	-191.04	-131.56	71.98	-112.73
EBIT Margin	-	-114.36%	-209.08%	-244.05%	35.88%	-
Effective Tax Rate	-	-	-	-	6.88%	-
Revenue as Reported	11.79	135.16	91.37	53.91	200.58	0.85

Updated Nov 6, 2025. Source: S&P Global Market Intelligence. Standard template. Financial Sources.

SEC Filings: 10-K · 10-Q