Castle Biosciences, Inc. (CSTL)

Castle Biosciences Income Statement

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

Fiscal Year	TTM	FY 2024	FY 2023	FY 2022	FY 2021	FY 2020
Period Ending	Jun 30, 2025	Dec 31, 2024	Dec 31, 2023	Dec 31, 2022	Dec 31, 2021	Dec 31, 2020
Revenue	346.27	332.07	219.79	137.04	94.09	62.65
Revenue Growth (YoY)	20.40%	51.09%	60.38%	45.65%	50.18%	20.79%
Cost of Revenue	65.8	60.21	44.98	32.01	15.82	9.69
Gross Profit	280.47	271.86	174.81	105.03	78.26	52.96
Selling, General & Admin	217.15	200.05	180.15	143	86.74	48.13
Research & Development	49.47	52.04	53.62	44.9	29.65	13.26
Operating Expenses	303.52	263.19	242.78	196.17	118.34	61.39
Operating Income	-23.05	8.67	-67.98	-91.14	-40.08	-8.42
Interest Expense	-0.33	-0.58	-0.01	-0.02	-0	-2.63
Interest & Investment Income	12.82	12.92	10.62	3.97	0.07	0.37
EBT Excluding Unusual Items	-10.56	21.01	-57.37	-87.19	-40.01	-10.69
Gain (Loss) on Sale of Investments	0.32	0.56	-	-	-	-
Other Unusual Items	-	-	-	18.29	-	0.49
Pretax Income	-10.25	21.56	-57.37	-68.9	-40.01	-10.2
Income Tax Expense	-0.78	3.32	0.1	-1.77	-8.72	0.08
Net Income	-9.47	18.25	-57.47	-67.14	-31.29	-10.28
Net Income to Common	-9.47	18.25	-57.47	-67.14	-31.29	-10.28
Shares Outstanding (Basic)	28	28	27	26	25	19
Shares Outstanding (Diluted)	28	29	27	26	25	19
Shares Change (YoY)	4.13%	9.15%	2.87%	3.65%	32.80%	118.63%
EPS (Basic)	-0.33	0.66	-2.14	-2.58	-1.24	-0.54
EPS (Diluted)	-0.33	0.62	-2.14	-2.58	-1.24	-0.54
Free Cash Flow	34.54	36.54	-19.25	-47.29	-22.47	5.11
Free Cash Flow Per Share	1.22	1.25	-0.72	-1.81	-0.89	0.27
Gross Margin	81.00%	81.87%	79.53%	76.64%	83.18%	84.54%
Operating Margin	-6.66%	2.61%	-30.93%	-66.51%	-42.60%	-13.45%
Profit Margin	-2.73%	5.49%	-26.15%	-48.99%	-33.26%	-16.41%
Free Cash Flow Margin	9.98%	11.00%	-8.76%	-34.51%	-23.88%	8.16%
EBITDA	19.44	24.67	-55.65	-80.6	-36.67	-7.95
EBITDA Margin	5.61%	7.43%	-25.32%	-58.81%	-38.98%	-12.69%
D&A For EBITDA	42.49	16	12.33	10.54	3.41	0.47
EBIT	-23.05	8.67	-67.98	-91.14	-40.08	-8.42
EBIT Margin	-6.66%	2.61%	-30.93%	-66.51%	-42.60%	-13.45%
Effective Tax Rate	-	15.39%	-	-	-	-

Updated Aug 4, 2025. Source: S&P Global Market Intelligence. Standard template. Financial Sources.

SEC Filings: 10-K · 10-Q