Cyclerion Therapeutics, Inc. (CYCN)
NASDAQ: CYCN · Real-Time Price · USD
1.420
-0.050 (-3.40%)
Dec 19, 2025, 12:55 PM EST - Market open
Cyclerion Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Dec 19, 2025 | 1.42 | 1.42 | 1.42 | 1.45 | - | -1.36% | 507 |
| Dec 18, 2025 | 1.52 | 1.52 | 1.43 | 1.47 | 1.47 | -3.29% | 19,866 |
| Dec 17, 2025 | 1.51 | 1.64 | 1.49 | 1.52 | 1.52 | -0.65% | 16,717 |
| Dec 16, 2025 | 1.60 | 1.60 | 1.52 | 1.53 | 1.53 | -4.38% | 39,612 |
| Dec 15, 2025 | 1.51 | 1.63 | 1.47 | 1.60 | 1.60 | 5.96% | 46,882 |
| Dec 12, 2025 | 1.64 | 1.64 | 1.43 | 1.51 | 1.51 | -10.12% | 63,022 |
| Dec 11, 2025 | 1.68 | 1.73 | 1.62 | 1.68 | 1.68 | -2.33% | 38,482 |
| Dec 10, 2025 | 1.67 | 1.77 | 1.65 | 1.72 | 1.72 | 3.61% | 33,162 |
| Dec 9, 2025 | 1.72 | 1.72 | 1.66 | 1.66 | 1.66 | -1.78% | 11,223 |
| Dec 8, 2025 | 1.63 | 1.82 | 1.63 | 1.69 | 1.69 | 0.60% | 128,057 |
| Dec 5, 2025 | 1.70 | 1.73 | 1.66 | 1.68 | 1.68 | -1.18% | 31,823 |
| Dec 4, 2025 | 1.49 | 1.73 | 1.49 | 1.70 | 1.70 | 11.11% | 146,535 |
| Dec 3, 2025 | 1.50 | 1.55 | 1.48 | 1.53 | 1.53 | - | 56,405 |
| Dec 2, 2025 | 1.57 | 1.57 | 1.51 | 1.53 | 1.53 | -1.92% | 34,321 |
| Dec 1, 2025 | 1.54 | 1.59 | 1.53 | 1.56 | 1.56 | -1.27% | 22,935 |
| Nov 28, 2025 | 1.55 | 1.60 | 1.55 | 1.58 | 1.58 | 3.95% | 25,792 |
| Nov 26, 2025 | 1.48 | 1.55 | 1.48 | 1.52 | 1.52 | 3.40% | 42,133 |
| Nov 25, 2025 | 1.49 | 1.56 | 1.44 | 1.47 | 1.47 | -1.34% | 52,778 |
| Nov 24, 2025 | 1.46 | 1.50 | 1.45 | 1.49 | 1.49 | 0.68% | 43,363 |
| Nov 21, 2025 | 1.41 | 1.49 | 1.41 | 1.48 | 1.48 | 4.23% | 42,970 |
| Nov 20, 2025 | 1.44 | 1.50 | 1.41 | 1.42 | 1.42 | 0.71% | 89,476 |
| Nov 19, 2025 | 1.44 | 1.46 | 1.39 | 1.41 | 1.41 | -0.70% | 32,982 |
| Nov 18, 2025 | 1.35 | 1.47 | 1.35 | 1.42 | 1.42 | 2.16% | 45,773 |
| Nov 17, 2025 | 1.40 | 1.43 | 1.33 | 1.39 | 1.39 | 2.21% | 83,856 |
| Nov 14, 2025 | 1.35 | 1.46 | 1.33 | 1.36 | 1.36 | -5.56% | 76,072 |
| Nov 13, 2025 | 1.33 | 1.52 | 1.28 | 1.44 | 1.44 | 1.41% | 276,584 |
| Nov 12, 2025 | 1.46 | 1.55 | 1.40 | 1.42 | 1.42 | -11.80% | 296,278 |
| Nov 11, 2025 | 1.82 | 1.84 | 1.51 | 1.61 | 1.61 | -10.56% | 2,996,705 |
| Nov 10, 2025 | 1.63 | 1.82 | 1.62 | 1.80 | 1.80 | 10.97% | 16,892,304 |
| Nov 7, 2025 | 1.63 | 1.67 | 1.60 | 1.62 | 1.62 | -4.02% | 18,745 |
| Nov 6, 2025 | 1.67 | 1.74 | 1.67 | 1.69 | 1.69 | -3.43% | 9,149 |
| Nov 5, 2025 | 1.75 | 1.83 | 1.72 | 1.75 | 1.75 | 3.55% | 10,339 |
| Nov 4, 2025 | 1.80 | 1.84 | 1.69 | 1.69 | 1.69 | -9.14% | 19,495 |
| Nov 3, 2025 | 1.88 | 1.88 | 1.72 | 1.86 | 1.86 | -0.53% | 46,232 |
| Oct 31, 2025 | 1.91 | 1.92 | 1.84 | 1.87 | 1.87 | -2.60% | 30,645 |
| Oct 30, 2025 | 1.95 | 1.98 | 1.89 | 1.92 | 1.92 | -2.54% | 46,396 |
| Oct 29, 2025 | 2.03 | 2.05 | 1.92 | 1.97 | 1.97 | -3.43% | 19,444 |
| Oct 28, 2025 | 2.07 | 2.12 | 2.04 | 2.04 | 2.04 | -2.86% | 23,418 |
| Oct 27, 2025 | 2.11 | 2.21 | 2.06 | 2.10 | 2.10 | -0.94% | 17,664 |
| Oct 24, 2025 | 2.11 | 2.19 | 2.10 | 2.12 | 2.12 | -0.47% | 22,269 |
| Oct 23, 2025 | 2.04 | 2.16 | 2.03 | 2.13 | 2.13 | 2.40% | 34,416 |
| Oct 22, 2025 | 2.15 | 2.16 | 2.06 | 2.08 | 2.08 | -3.70% | 61,029 |
| Oct 21, 2025 | 2.24 | 2.24 | 2.15 | 2.16 | 2.16 | -1.82% | 23,917 |
| Oct 20, 2025 | 2.22 | 2.27 | 2.18 | 2.20 | 2.20 | -1.79% | 48,924 |
| Oct 17, 2025 | 2.30 | 2.31 | 2.21 | 2.24 | 2.24 | -0.44% | 26,837 |
| Oct 16, 2025 | 2.37 | 2.46 | 2.21 | 2.25 | 2.25 | -5.06% | 116,297 |
| Oct 15, 2025 | 2.35 | 2.45 | 2.35 | 2.37 | 2.37 | - | 29,084 |
| Oct 14, 2025 | 2.32 | 2.45 | 2.23 | 2.37 | 2.37 | 3.04% | 102,917 |
| Oct 13, 2025 | 2.32 | 2.40 | 2.28 | 2.30 | 2.30 | -1.29% | 28,867 |
| Oct 10, 2025 | 2.47 | 2.50 | 2.26 | 2.33 | 2.33 | -5.67% | 81,871 |