Castle Biosciences (CSTL) Price: 35.56

Castle Biosciences, Inc. (CSTL)

35.56 +0.30 (+0.87%) USD | NASDAQ | Oct 02, 16:00

35.58 +0.02 (+0.07%) After-Hours: 20:00

Price Chart

Historical Price Data

View and export this data back to 2019. Start Trial.

Date	Open	High	Low	Close	Volume
Oct 02, 2026	35.56	35.92	34.75	35.56	167719.0
Oct 01, 2026	36.10	36.99	35.17	35.26	522291.0
Sep 30, 2026	34.90	36.03	34.14	35.53	639605.0
Sep 29, 2026	35.72	36.24	34.24	34.88	318619.0
Sep 28, 2026	35.81	36.26	35.08	35.93	228426.0
Sep 25, 2026	35.19	36.12	34.44	35.81	437681.0
Sep 24, 2026	34.88	35.84	33.90	35.19	439153.0
Sep 23, 2026	34.74	34.96	33.99	34.88	348275.0
Sep 22, 2026	35.53	35.53	34.57	34.85	430980.0
Sep 21, 2026	35.68	35.68	34.48	34.99	391677.0
Sep 18, 2026	36.54	36.54	35.29	35.34	530243.0
Sep 17, 2026	35.98	36.85	34.94	36.78	364646.0
Sep 16, 2026	35.50	36.82	35.26	35.48	559270.0
Sep 15, 2026	33.64	35.68	33.64	35.50	519949.0
Sep 14, 2026	32.30	33.53	32.16	33.44	165404.0
Sep 11, 2026	32.77	32.94	31.71	32.33	224204.0
Sep 10, 2026	31.97	32.70	31.44	32.32	237827.0
Sep 09, 2026	32.43	33.03	32.00	32.31	194561.0
Sep 08, 2026	32.57	33.58	32.28	32.76	217021.0
Sep 04, 2026	32.32	33.21	31.98	32.91	187726.0
Sep 03, 2026	33.50	34.00	32.38	32.65	268013.0
Sep 02, 2026	33.36	34.73	32.69	33.42	200265.0
Sep 01, 2026	33.00	34.09	32.89	33.44	396179.0
Aug 31, 2026	33.03	33.30	32.36	33.03	258006.0
Aug 28, 2026	34.02	34.28	32.80	33.50	372591.0

Price Definition

The price of a security measures the cost to purchase 1 share of a security. For a company, price can be multiplied by shares outstanding to find the market capitalization (value of the company).

Read full definition.

Price Range, Past 5 Years

View Price Range, Past 5 Years

Start Trial

Minimum

Maximum

Average

Median

Price Benchmarks

View Price Benchmarks