Company: CSTL
Filing Date: 2025-08-04
Form Type: 10-Q
Source: 0001447362-25-000097
Chunk: 1

Company: CASTLE BIOSCIENCES INC
Filing Date: 2025-08-04
Form: 10-Q
Item: Item 1
Chunk 1
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 30, 2025 and December 31, 2024, respectively29 28 Additional paid-in capital676,759 655,703 Accumulated deficit(221,451)(200,126)Accumulated other comprehensive income39 230 Total stockholders’ equity455,376 455,835 Total liabilities and stockholders’ equity$544,729 $531,235 

The accompanying notes are an integral part of these unaudited condensed consolidated financial statements.1

Table of Contents

CASTLE BIOSCIENCES, INC.

CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS

(UNAUDITED)

(in thousands, except per share data)

Three Months EndedJune 30,Six Months EndedJune 30,2025202420252024NET REVENUES$86,188 $87,002 $174,176 $159,976 OPERATING EXPENSESCost of sales (exclusive of amortization of acquired intangible assets)17,626 14,519 34,009 28,413 Research and development12,787 14,136 25,375 27,945 Selling, general and administrative58,065 51,088 116,685 99,583 Amortization of acquired intangible assets1,961 2,247 30,286 4,494 Total operating expenses, net90,439 81,990 206,355 160,435 Operating (loss) income(4,251)5,012 (32,179)(459)Interest income2,944 3,144 6,043 6,140 Changes in fair value of trading securities1,185 — (240)— Interest expense(21)(270)(38)(284)(Loss) income before income taxes(143)7,886 (26,414)5,397 Income tax benefit(4,666)(1,034)(5,089)(989)Net income (loss)$4,523 $8,920 $(21,325)$6,386 Earnings (loss) per share:Basic$0.16 $0.32 $(0.74)$0.23 Diluted$0.15 $0.31 $(0.74)$0.22 Weighted-average shares outstanding:Basic28,914 27,646 28,763 27,566 Dil