Castle Biosciences, Inc. (CSTL)

NASDAQ: CSTL · Real-Time Price · USD

32.52

-1.68 (-4.91%)

At close: Nov 6, 2026, 4:00 PM EST

32.68

+0.16 (0.48%)

After-hours: Nov 6, 2026, 7:59 PM EST

Castle Biosciences Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Nov 6, 2026	34.56	35.69	31.81	32.52	32.52	-4.91%	981,764
Nov 5, 2026	35.17	35.71	33.65	34.20	34.20	-4.34%	701,872
Nov 4, 2026	36.03	36.43	35.07	35.75	35.75	1.74%	462,477
Nov 3, 2026	35.32	36.00	34.73	35.14	35.14	0.57%	455,614
Nov 2, 2026	37.52	37.52	34.46	34.94	34.94	-5.97%	470,274
Oct 30, 2026	38.03	38.43	36.73	37.16	37.16	-3.51%	334,260
Oct 29, 2026	37.57	38.73	36.08	38.51	38.51	4.99%	723,818
Oct 28, 2026	34.51	37.38	34.51	36.68	36.68	6.29%	431,243
Oct 27, 2026	33.55	34.66	33.19	34.51	34.51	3.63%	295,208
Oct 26, 2026	33.20	33.79	32.84	33.30	33.30	0.67%	235,842
Oct 23, 2026	33.41	33.62	32.69	33.08	33.08	-0.33%	203,016
Oct 22, 2026	34.13	34.55	33.06	33.19	33.19	-3.43%	335,419
Oct 21, 2026	33.15	34.72	32.93	34.37	34.37	3.68%	336,592
Oct 20, 2026	32.65	33.55	32.09	33.15	33.15	3.06%	272,493
Oct 19, 2026	32.44	32.74	31.67	32.17	32.17	0.64%	347,233
Oct 16, 2026	33.82	34.15	31.80	31.96	31.96	-5.44%	381,932
Oct 15, 2026	33.13	34.06	32.48	33.80	33.80	2.08%	381,940
Oct 14, 2026	32.47	33.77	32.47	33.11	33.11	0.70%	243,276
Oct 13, 2026	32.79	33.35	32.23	32.88	32.88	0.37%	241,698
Oct 12, 2026	34.42	34.42	32.31	32.76	32.76	-4.82%	238,981
Oct 9, 2026	33.52	34.52	33.39	34.42	34.42	2.11%	249,084
Oct 8, 2026	32.54	33.76	32.25	33.71	33.71	2.15%	373,801
Oct 7, 2026	33.15	33.72	32.77	33.00	33.00	-1.08%	351,527
Oct 6, 2026	36.65	37.99	33.10	33.36	33.36	-8.98%	609,146
Oct 5, 2026	35.45	36.76	35.10	36.65	36.65	3.07%	377,255
Oct 2, 2026	35.56	35.92	34.75	35.56	35.56	0.87%	167,719
Oct 1, 2026	36.10	36.99	35.17	35.26	35.26	-0.77%	522,290
Sep 30, 2026	34.90	36.03	34.14	35.53	35.53	1.86%	639,605
Sep 29, 2026	35.72	36.24	34.24	34.88	34.88	-2.92%	318,619
Sep 28, 2026	35.81	36.27	35.09	35.93	35.93	0.34%	228,425
Sep 25, 2026	35.19	36.12	34.44	35.81	35.81	1.76%	437,681
Sep 24, 2026	34.88	35.84	33.90	35.19	35.19	0.89%	439,153
Sep 23, 2026	34.74	34.97	33.99	34.88	34.88	0.09%	348,275
Sep 22, 2026	35.53	35.53	34.57	34.85	34.85	-0.40%	430,980
Sep 21, 2026	35.68	35.68	34.48	34.99	34.99	-0.99%	391,676
Sep 18, 2026	36.54	36.54	35.29	35.34	35.34	-3.92%	530,243
Sep 17, 2026	35.98	36.85	34.94	36.78	36.78	3.66%	364,646
Sep 16, 2026	35.50	36.82	35.26	35.48	35.48	-0.06%	559,269
Sep 15, 2026	33.64	35.69	33.64	35.50	35.50	6.16%	519,948
Sep 14, 2026	32.30	33.53	32.16	33.44	33.44	3.43%	165,404
Sep 11, 2026	32.77	32.94	31.71	32.33	32.33	0.03%	224,204
Sep 10, 2026	31.97	32.70	31.44	32.32	32.32	0.03%	237,826
Sep 9, 2026	32.43	33.03	32.00	32.31	32.31	-1.37%	194,560
Sep 8, 2026	32.57	33.58	32.28	32.76	32.76	-0.46%	217,020
Sep 4, 2026	32.32	33.21	31.99	32.91	32.91	0.80%	187,725
Sep 3, 2026	33.50	34.00	32.38	32.65	32.65	-2.30%	268,012
Sep 2, 2026	33.36	34.73	32.69	33.42	33.42	-0.06%	200,265
Sep 1, 2026	33.00	34.09	32.89	33.44	33.44	1.24%	396,179
Aug 31, 2026	33.03	33.30	32.36	33.03	33.03	-1.40%	258,005
Aug 28, 2026	34.02	34.28	32.80	33.50	33.50	-2.22%	372,591