Cyclerion Therapeutics, Inc. (CYCN)
NASDAQ: CYCN · Real-Time Price · USD
2.440
-0.110 (-4.31%)
At close: Sep 12, 2025, 4:00 PM EDT
2.460
+0.020 (0.82%)
After-hours: Sep 12, 2025, 4:00 PM EDT
Cyclerion Therapeutics Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Sep 12, 2025 | 2.55 | 2.55 | 2.40 | 2.46 | 2.46 | -3.53% | 24,259 |
| Sep 11, 2025 | 2.48 | 2.55 | 2.41 | 2.55 | 2.55 | 7.91% | 25,697 |
| Sep 10, 2025 | 2.59 | 2.61 | 2.36 | 2.36 | 2.36 | -9.12% | 63,985 |
| Sep 9, 2025 | 2.30 | 2.62 | 2.30 | 2.60 | 2.60 | 15.04% | 34,547 |
| Sep 8, 2025 | 2.31 | 2.31 | 2.13 | 2.26 | 2.26 | 2.03% | 26,034 |
| Sep 5, 2025 | 2.40 | 2.43 | 2.16 | 2.22 | 2.22 | -7.32% | 29,382 |
| Sep 4, 2025 | 2.37 | 2.43 | 2.34 | 2.39 | 2.39 | -1.44% | 14,719 |
| Sep 3, 2025 | 2.50 | 2.59 | 2.36 | 2.43 | 2.43 | -3.39% | 16,629 |
| Sep 2, 2025 | 2.45 | 2.57 | 2.41 | 2.51 | 2.51 | 1.62% | 8,180 |
| Aug 29, 2025 | 2.60 | 2.72 | 2.45 | 2.47 | 2.47 | -3.93% | 8,061 |
| Aug 28, 2025 | 2.63 | 2.74 | 2.50 | 2.57 | 2.57 | 0.04% | 65,277 |
| Aug 27, 2025 | 2.85 | 2.88 | 2.45 | 2.57 | 2.57 | -6.88% | 36,922 |
| Aug 26, 2025 | 2.61 | 2.90 | 2.61 | 2.76 | 2.76 | 8.45% | 51,862 |
| Aug 25, 2025 | 2.45 | 2.59 | 2.34 | 2.55 | 2.55 | 2.21% | 12,916 |
| Aug 22, 2025 | 2.34 | 2.55 | 2.33 | 2.49 | 2.49 | 4.62% | 9,342 |
| Aug 21, 2025 | 2.34 | 2.52 | 2.33 | 2.38 | 2.38 | - | 18,540 |
| Aug 20, 2025 | 2.38 | 2.40 | 2.30 | 2.38 | 2.38 | 1.71% | 10,028 |
| Aug 19, 2025 | 2.50 | 2.59 | 2.32 | 2.34 | 2.34 | -7.87% | 17,044 |
| Aug 18, 2025 | 2.44 | 2.55 | 2.36 | 2.54 | 2.54 | 7.86% | 14,931 |
| Aug 15, 2025 | 2.34 | 2.44 | 2.30 | 2.36 | 2.36 | 1.07% | 29,818 |
| Aug 14, 2025 | 2.42 | 2.56 | 2.28 | 2.33 | 2.33 | -5.67% | 21,098 |
| Aug 13, 2025 | 2.40 | 2.56 | 2.37 | 2.47 | 2.47 | 2.92% | 25,123 |
| Aug 12, 2025 | 2.17 | 2.43 | 2.16 | 2.40 | 2.40 | 10.60% | 49,761 |
| Aug 11, 2025 | 2.31 | 2.37 | 2.10 | 2.17 | 2.17 | -5.28% | 13,447 |
| Aug 8, 2025 | 2.33 | 2.41 | 2.29 | 2.29 | 2.29 | -2.72% | 11,514 |
| Aug 7, 2025 | 2.32 | 2.39 | 2.32 | 2.36 | 2.36 | -1.46% | 24,381 |
| Aug 6, 2025 | 2.70 | 2.70 | 2.36 | 2.39 | 2.39 | -17.30% | 60,397 |
| Aug 5, 2025 | 2.51 | 2.89 | 2.51 | 2.89 | 2.89 | 3.73% | 70,971 |
| Aug 4, 2025 | 2.55 | 2.89 | 2.55 | 2.79 | 2.79 | 7.40% | 36,218 |
| Aug 1, 2025 | 2.65 | 2.75 | 2.55 | 2.59 | 2.59 | -2.11% | 21,469 |
| Jul 31, 2025 | 2.57 | 2.75 | 2.51 | 2.65 | 2.65 | 0.38% | 80,088 |
| Jul 30, 2025 | 2.65 | 2.78 | 2.57 | 2.64 | 2.64 | -3.30% | 39,863 |
| Jul 29, 2025 | 2.73 | 2.95 | 2.60 | 2.73 | 2.73 | -1.80% | 43,943 |
| Jul 28, 2025 | 2.88 | 2.93 | 2.75 | 2.78 | 2.78 | -2.80% | 41,176 |
| Jul 25, 2025 | 3.01 | 3.08 | 2.80 | 2.86 | 2.86 | -5.30% | 62,730 |
| Jul 24, 2025 | 3.01 | 3.14 | 2.90 | 3.02 | 3.02 | 0.67% | 79,699 |
| Jul 23, 2025 | 3.20 | 3.25 | 2.95 | 3.00 | 3.00 | -5.96% | 90,124 |
| Jul 22, 2025 | 3.46 | 3.60 | 3.11 | 3.19 | 3.19 | -5.34% | 75,711 |
| Jul 21, 2025 | 3.54 | 3.66 | 3.16 | 3.37 | 3.37 | -4.80% | 151,213 |
| Jul 18, 2025 | 3.20 | 3.70 | 3.16 | 3.54 | 3.54 | 17.22% | 145,846 |
| Jul 17, 2025 | 2.97 | 3.15 | 2.97 | 3.02 | 3.02 | -0.98% | 18,291 |
| Jul 16, 2025 | 3.18 | 3.37 | 2.79 | 3.05 | 3.05 | -4.09% | 61,593 |
| Jul 15, 2025 | 3.25 | 3.46 | 3.18 | 3.18 | 3.18 | -3.64% | 11,657 |
| Jul 14, 2025 | 3.63 | 3.63 | 3.23 | 3.30 | 3.30 | -9.34% | 44,885 |
| Jul 11, 2025 | 3.57 | 3.74 | 3.55 | 3.64 | 3.64 | 2.54% | 54,791 |
| Jul 10, 2025 | 3.47 | 3.73 | 3.23 | 3.55 | 3.55 | 2.31% | 49,506 |
| Jul 9, 2025 | 3.14 | 3.59 | 3.14 | 3.47 | 3.47 | 10.51% | 38,713 |
| Jul 8, 2025 | 3.05 | 3.15 | 2.95 | 3.14 | 3.14 | 1.62% | 18,297 |
| Jul 7, 2025 | 3.26 | 3.40 | 3.05 | 3.09 | 3.09 | -8.04% | 29,102 |
| Jul 3, 2025 | 3.35 | 3.43 | 3.06 | 3.36 | 3.36 | 1.82% | 19,378 |