CSTL Profit Margins - CASTLE BIOSCIENCES INC

Complete source-backed margin history.

Historical Profit Margins

Date	Gross margin	Operating margin	Net margin
2026-06-30	—	-2.96%	-1.99%
2026-03-31	—	-22.00%	-17.35%
2025-12-31	—	-4.40%	-2.68%
2025-09-30	—	-8.19%	-0.60%
2025-06-30	—	-4.93%	5.25%
2025-03-31	—	-31.74%	-29.38%
2024-12-31	—	4.69%	11.11%
2024-09-30	—	5.92%	2.65%
2024-06-30	—	5.76%	10.25%
2024-03-31	—	-7.50%	-3.47%
2023-12-31	—	-8.56%	-3.90%
2023-09-30	—	-15.68%	-11.23%
2023-06-30	—	-42.20%	-37.45%
2023-03-31	—	-74.99%	-69.47%
2022-12-31	—	-59.55%	-53.78%
2022-09-30	—	-58.19%	-54.71%
2022-06-30	—	-11.40%	-4.73%
2022-03-31	—	-91.30%	-91.70%
2021-12-31	—	-60.59%	-25.68%
2021-09-30	—	-50.33%	-50.23%
2021-06-30	—	-38.71%	-38.63%
2021-03-31	86.73%	-18.78%	-18.76%
2020-12-31	84.55%	-17.53%	-28.26%
2020-09-30	83.74%	-25.64%	-30.16%
2020-06-30	83.12%	-5.07%	-10.82%
2020-03-31	86.27%	5.95%	3.27%
2019-12-31	88.60%	14.82%	11.65%
2019-09-30	88.44%	29.98%	39.59%
2019-06-30	81.44%	5.66%	-11.82%
2019-03-31	81.67%	-3.69%	-15.58%
2018-12-31	88.05%	41.68%	33.83%
2018-09-30	63.61%	-76.83%	-92.95%
2018-06-30	66.66%	-67.01%	-79.28%

Date	Gross margin	Operating margin	Net margin
2025-12-31	—	-12.44%	-7.02%
2024-12-31	—	2.61%	5.49%
2023-12-31	—	-30.93%	-26.15%
2022-12-31	—	-53.16%	-48.99%
2021-12-31	—	-42.60%	-33.26%
2020-12-31	84.54%	-10.44%	-16.42%
2019-12-31	85.91%	14.13%	10.17%
2018-12-31	76.75%	-16.83%	-27.94%