Castle Biosciences, Inc. (CSTL)
NASDAQ: CSTL · Real-Time Price · USD
32.32
+3.29 (11.33%)
Aug 19, 2026, 4:00 PM EDT - Market closed
Castle Biosciences Stock Price History
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 19, 2026 | 29.03 | 32.39 | 29.03 | 32.32 | 32.32 | 11.33% | 451,910 |
| Aug 18, 2026 | 29.89 | 30.13 | 28.72 | 29.03 | 29.03 | -3.07% | 596,609 |
| Aug 17, 2026 | 29.50 | 30.50 | 29.21 | 29.95 | 29.95 | 1.11% | 225,807 |
| Aug 14, 2026 | 30.93 | 31.12 | 29.58 | 29.62 | 29.62 | -3.04% | 264,212 |
| Aug 13, 2026 | 31.62 | 31.97 | 30.51 | 30.55 | 30.55 | -2.80% | 362,229 |
| Aug 12, 2026 | 32.43 | 33.00 | 31.25 | 31.43 | 31.43 | -2.51% | 435,995 |
| Aug 11, 2026 | 32.34 | 32.99 | 31.46 | 32.24 | 32.24 | -0.34% | 313,473 |
| Aug 10, 2026 | 31.86 | 33.06 | 31.24 | 32.35 | 32.35 | 1.00% | 400,766 |
| Aug 7, 2026 | 30.88 | 32.37 | 30.65 | 32.03 | 32.03 | 5.12% | 241,822 |
| Aug 6, 2026 | 30.20 | 30.75 | 29.50 | 30.47 | 30.47 | 0.23% | 833,433 |
| Aug 5, 2026 | 31.18 | 31.42 | 30.10 | 30.40 | 30.40 | -2.50% | 520,196 |
| Aug 4, 2026 | 30.18 | 31.73 | 29.99 | 31.18 | 31.18 | 2.60% | 675,302 |
| Aug 3, 2026 | 27.83 | 30.73 | 27.83 | 30.39 | 30.39 | 8.54% | 783,963 |
| Jul 31, 2026 | 28.75 | 30.81 | 27.50 | 28.00 | 28.00 | 4.52% | 1,757,839 |
| Jul 30, 2026 | 24.50 | 27.13 | 24.50 | 26.79 | 26.79 | 9.53% | 716,332 |
| Jul 29, 2026 | 23.93 | 25.30 | 23.73 | 24.46 | 24.46 | 2.39% | 340,083 |
| Jul 28, 2026 | 24.63 | 24.77 | 23.76 | 23.89 | 23.89 | -2.25% | 366,214 |
| Jul 27, 2026 | 25.10 | 25.12 | 23.85 | 24.44 | 24.44 | -0.99% | 291,638 |
| Jul 24, 2026 | 25.56 | 25.63 | 24.35 | 24.69 | 24.69 | -3.12% | 408,990 |
| Jul 23, 2026 | 24.53 | 25.50 | 24.53 | 25.48 | 25.48 | 2.70% | 407,874 |
| Jul 22, 2026 | 24.33 | 24.92 | 23.77 | 24.81 | 24.81 | 1.22% | 437,921 |
| Jul 21, 2026 | 23.57 | 24.69 | 23.25 | 24.51 | 24.51 | 2.57% | 326,248 |
| Jul 20, 2026 | 23.97 | 24.15 | 23.76 | 23.90 | 23.90 | -1.10% | 315,668 |
| Jul 17, 2026 | 23.79 | 24.34 | 23.59 | 24.16 | 24.16 | -0.29% | 242,886 |
| Jul 16, 2026 | 24.06 | 25.13 | 23.82 | 24.23 | 24.23 | 0.87% | 375,696 |
| Jul 15, 2026 | 23.07 | 24.03 | 22.93 | 24.02 | 24.02 | 3.89% | 188,232 |
| Jul 14, 2026 | 23.30 | 23.30 | 22.61 | 23.12 | 23.12 | 0.61% | 251,257 |
| Jul 13, 2026 | 23.67 | 23.88 | 22.46 | 22.98 | 22.98 | -3.12% | 269,909 |
| Jul 10, 2026 | 24.55 | 24.67 | 23.36 | 23.72 | 23.72 | -3.42% | 207,334 |
| Jul 9, 2026 | 23.70 | 24.80 | 23.55 | 24.56 | 24.56 | 3.89% | 262,629 |
| Jul 8, 2026 | 23.45 | 23.92 | 23.34 | 23.64 | 23.64 | -0.80% | 413,163 |
| Jul 7, 2026 | 24.36 | 24.41 | 23.48 | 23.83 | 23.83 | -1.57% | 234,221 |
| Jul 6, 2026 | 23.95 | 24.55 | 23.60 | 24.21 | 24.21 | 0.41% | 209,118 |
| Jul 2, 2026 | 24.71 | 24.98 | 24.02 | 24.11 | 24.11 | -2.43% | 175,503 |
| Jul 1, 2026 | 23.92 | 24.86 | 23.86 | 24.71 | 24.71 | 3.61% | 318,282 |
| Jun 30, 2026 | 24.14 | 24.14 | 23.36 | 23.85 | 23.85 | -1.93% | 336,710 |
| Jun 29, 2026 | 24.35 | 24.80 | 24.21 | 24.32 | 24.32 | 0.08% | 324,265 |
| Jun 26, 2026 | 22.67 | 24.34 | 22.67 | 24.30 | 24.30 | 6.07% | 1,043,847 |
| Jun 25, 2026 | 22.33 | 22.93 | 22.24 | 22.91 | 22.91 | 3.57% | 305,331 |
| Jun 24, 2026 | 21.42 | 22.46 | 21.40 | 22.12 | 22.12 | 3.46% | 457,782 |
| Jun 23, 2026 | 21.07 | 21.93 | 21.05 | 21.38 | 21.38 | 0.85% | 439,262 |
| Jun 22, 2026 | 21.29 | 21.47 | 20.64 | 21.20 | 21.20 | 0.38% | 429,412 |
| Jun 18, 2026 | 20.39 | 21.15 | 20.23 | 21.12 | 21.12 | 4.30% | 726,610 |
| Jun 17, 2026 | 20.68 | 20.71 | 19.86 | 20.25 | 20.25 | -1.03% | 310,437 |
| Jun 16, 2026 | 20.67 | 21.12 | 20.37 | 20.46 | 20.46 | -0.97% | 380,221 |
| Jun 15, 2026 | 20.73 | 21.02 | 20.38 | 20.66 | 20.66 | -0.19% | 220,462 |
| Jun 12, 2026 | 21.06 | 21.20 | 20.51 | 20.70 | 20.70 | -1.48% | 154,629 |
| Jun 11, 2026 | 21.07 | 21.29 | 20.53 | 21.01 | 21.01 | -0.33% | 215,218 |
| Jun 10, 2026 | 20.88 | 21.52 | 20.88 | 21.08 | 21.08 | - | 245,606 |
| Jun 9, 2026 | 20.30 | 21.09 | 20.24 | 21.08 | 21.08 | 4.77% | 289,481 |