$CYCN: Cyclerion Therapeutics, Inc. - Common Stock
2025-11-28 CYCN 2025-11-28 00:02:02 0.00 0.00 4.08% CYCN 2025-11-28 05:01:43 1.68 0.00 4.08% CYCN 2025-11-28 06:02:01 1.68 1.18 4.08% CYCN 2025-11-28 08:01:51 1.56 1.39 4.08% CYCN 2025-11-28 11:01:35 1.62 1.56 4.08% CYCN 2025-11-28 12:01:51 1.58 1.55 4.08% CYCN 2025-11-28 13:01:37 1.61 1.54 4.76% CYCN 2025-11-28 14:01:58 1.62 1.53 5.44% CYCN 2025-11-28 15:01:40 1.62 1.47 5.26% CYCN 2025-11-28 17:01:37 1.63 1.47 5.26% CYCN 2025-11-28 18:01:49 0.00 0.00 5.26% 2025-12-01 CYCN 2025-12-01 05:01:36 1.69 0.00 5.26% CYCN 2025-12-01 06:01:54 1.69 1.25 5.26% CYCN 2025-12-01 07:01:32 1.69 1.28 5.26% CYCN 2025-12-01 08:01:53 1.69 1.45 5.26% CYCN 2025-12-01 09:01:36 1.69 1.29 5.26% CYCN 2025-12-01 10:01:54 1.69 1.38 5.26% CYCN 2025-12-01 11:01:35 1.57 1.54 -1.97% CYCN 2025-12-01 12:01:53 1.57 1.53 -1.97% CYCN 2025-12-01 13:01:40 1.57 1.50 -0.66% CYCN 2025-12-01 14:02:06 1.59 1.54 0.00% CYCN 2025-12-01 15:01:39 1.61 1.51 0.00% CYCN 2025-12-01 16:02:03 1.57 1.52 -0.66% CYCN 2025-12-01 17:01:43 1.65 0.00 -1.32% CYCN 2025-12-01 18:02:01 1.65 1.29 -1.27% CYCN 2025-12-01 18:13:01 8-K Sec report https://www.sec.gov/Archives/edgar/data/1755237/000119312525304067/0001193125-25-304067-index.htm 8-K - Cyclerion Therapeutics, Inc. (0001755237) (Filer) CYCN 2025-12-01 19:01:42 1.65 1.38 -1.27% CYCN 2025-12-01 20:01:57 1.65 1.46 4.43% CYCN 2025-12-01 21:03:35 0.00 0.00 4.43% 2025-12-02 CYCN 2025-12-02 05:01:33 1.70 0.00 4.43% CYCN 2025-12-02 06:02:06 1.66 1.39 4.43% CYCN 2025-12-02 08:02:01 1.66 1.42 2.53% CYCN 2025-12-02 09:01:39 1.66 1.56 2.53% CYCN 2025-12-02 10:01:58 1.66 1.44 2.53% CYCN 2025-12-02 11:01:38 1.59 1.51 -0.63% CYCN 2025-12-02 13:01:54 1.53 1.49 -1.90% CYCN 2025-12-02 14:01:33 1.55 1.49 -2.53% CYCN 2025-12-02 15:01:56 1.53 1.52 -2.53% CYCN 2025-12-02 16:01:40 1.53 1.52 -1.90% CYCN 2025-12-02 17:01:57 1.63 1.51 -1.90% CYCN 2025-12-02 18:01:33 1.60 1.51 -1.92% CYCN 2025-12-02 19:02:09 1.60 1.45 -3.85% CYCN 2025-12-02 21:05:31 0.00 0.00 -3.85% 2025-12-03 CYCN 2025-12-03 05:01:59 1.70 0.00 -3.85% CYCN 2025-12-03 06:01:37 1.66 1.18 -3.85% CYCN 2025-12-03 07:02:02 1.50 1.18 -3.85% CYCN 2025-12-03 08:01:43 1.50 1.39 -1.92% CYCN 2025-12-03 11:01:56 1.51 1.48 -1.92% CYCN 2025-12-03 12:01:30 1.52 1.51 -0.64% CYCN 2025-12-03 13:01:50 1.53 1.51 0.00% CYCN 2025-12-03 14:01:37 1.53 1.52 -0.64% CYCN 2025-12-03 15:02:05 1.53 1.50 0.00% CYCN 2025-12-03 16:01:40 1.54 1.52 0.00% CYCN 2025-12-03 17:02:12 1.56 1.43 0.00% CYCN 2025-12-03 21:06:23 0.00 0.00 0.00% 2025-12-04 CYCN 2025-12-04 05:02:06 1.72 0.00 0.00% CYCN 2025-12-04 06:01:47 1.66 1.06 0.00% CYCN 2025-12-04 07:02:04 1.60 1.06 0.00% CYCN 2025-12-04 08:01:45 1.60 1.18 0.00% CYCN 2025-12-04 09:02:13 1.60 1.30 0.00% CYCN 2025-12-04 10:01:58 1.60 1.36 0.00% CYCN 2025-12-04 11:06:44 1.59 1.53 4.58% CYCN 2025-12-04 12:01:33 1.62 1.58 5.23% CYCN 2025-12-04 13:05:16 1.72 1.67 11.11% CYCN 2025-12-04 14:01:42 1.70 1.56 9.80% CYCN 2025-12-04 15:02:04 1.73 1.68 11.11% CYCN 2025-12-04 16:02:17 1.72 1.57 11.11% CYCN 2025-12-04 17:01:52 1.75 1.56 11.11% CYCN 2025-12-04 18:01:35 1.72 1.56 11.11% CYCN 2025-12-04 19:01:57 1.71 1.56 11.11% CYCN 2025-12-04 21:06:14 0.00 0.00 11.11% 2025-12-05 CYCN 2025-12-05 05:02:18 1.71 0.00 11.11% CYCN 2025-12-05 06:01:41 1.71 1.06 11.11% CYCN 2025-12-05 07:02:10 1.71 1.16 11.11% CYCN 2025-12-05 08:01:38 1.71 1.42 11.11% CYCN 2025-12-05 09:01:57 1.65 1.47 -2.61% CYCN 2025-12-05 10:01:40 1.65 1.50 -2.61% CYCN 2025-12-05 11:02:06 1.71 1.65 -1.96% CYCN 2025-12-05 12:01:33 1.73 1.68 0.00% CYCN 2025-12-05 13:01:56 1.70 1.65 -1.96% CYCN 2025-12-05 14:01:34 1.70 1.67 -1.96% CYCN 2025-12-05 16:01:55 1.70 1.69 -0.65% CYCN 2025-12-05 17:01:59 1.73 1.62 -1.31% CYCN 2025-12-05 18:01:30 1.68 1.67 -1.18% CYCN 2025-12-05 19:01:57 1.66 1.62 -1.18% CYCN 2025-12-05 21:04:09 0.00 0.00 -1.18% 2025-12-08 CYCN 2025-12-08 05:01:43 1.79 0.00 -1.18% CYCN 2025-12-08 06:01:51 1.79 1.47 -1.18% CYCN 2025-12-08 11:01:28 1.68 1.64 -2.35% CYCN 2025-12-08 13:01:58 1.72 1.67 1.18% CYCN 2025-12-08 14:02:15 1.80 1.71 4.71% CYCN 2025-12-08 15:02:06 1.79 1.71 3.53% CYCN 2025-12-08 16:02:04 1.74 1.71 2.35% CYCN 2025-12-08 17:01:54 1.82 1.66 1.18% CYCN 2025-12-08 18:02:19 1.72 1.67 1.19% CYCN 2025-12-08 21:03:46 0.00 0.00 1.19% 2025-12-09 CYCN 2025-12-09 05:01:49 1.82 0.00 1.19% CYCN 2025-12-09 06:02:08 1.82 1.18 1.19% CYCN 2025-12-09 08:02:05 1.82 1.38 1.19% CYCN 2025-12-09 09:01:43 1.82 1.46 1.19% CYCN 2025-12-09 10:02:53 1.75 1.56 1.19% CYCN 2025-12-09 11:01:46 1.69 1.65 2.38% CYCN 2025-12-09 12:02:08 1.70 1.68 1.19% CYCN 2025-12-09 13:01:52 1.70 1.67 1.19% CYCN 2025-12-09 14:02:44 1.70 1.69 1.19% CYCN 2025-12-09 15:02:29 1.70 1.69 0.00% CYCN 2025-12-09 16:02:08 1.70 1.66 0.00% CYCN 2025-12-09 17:02:43 1.72 1.66 -1.19% CYCN 2025-12-09 18:02:02 1.72 1.66 -1.18% CYCN 2025-12-09 21:02:31 0.00 0.00 -1.18% 2025-12-10 CYCN 2025-12-10 05:01:53 1.82 0.00 -1.18% CYCN 2025-12-10 06:02:20 1.82 1.06 -1.18% CYCN 2025-12-10 08:02:04 1.80 1.50 -1.18% CYCN 2025-12-10 09:01:39 1.82 1.52 -1.18% CYCN 2025-12-10 11:01:35 1.72 1.68 1.18% CYCN 2025-12-10 12:01:51 1.70 1.62 0.59% CYCN 2025-12-10 13:01:47 1.70 1.66 0.59% CYCN 2025-12-10 14:02:18 1.70 1.67 1.18% CYCN 2025-12-10 15:01:34 1.68 1.66 1.78% CYCN 2025-12-10 16:02:09 1.75 1.72 4.73% CYCN 2025-12-10 17:01:32 1.74 1.65 4.14% CYCN 2025-12-10 18:02:23 1.75 1.65 5.42% CYCN 2025-12-10 19:01:40 1.75 1.56 0.00% CYCN 2025-12-10 21:02:32 0.00 0.00 0.00% CYCN 2025-12-10 22:04:13 1.75 1.56 0.00% 2025-12-11 CYCN 2025-12-11 05:01:41 1.82 0.00 0.00% CYCN 2025-12-11 06:02:00 1.82 1.06 0.00% CYCN 2025-12-11 08:02:00 1.82 1.24 0.00% CYCN 2025-12-11 09:01:32 1.82 1.36 0.00% CYCN 2025-12-11 10:02:13 1.82 1.24 0.00% CYCN 2025-12-11 11:02:04 1.70 1.64 0.00% CYCN 2025-12-11 12:02:09 1.73 1.67 -1.81% CYCN 2025-12-11 13:01:48 1.73 1.69 -1.81% CYCN 2025-12-11 14:02:01 1.70 1.67 -0.60% CYCN 2025-12-11 15:01:47 1.70 1.67 -2.41% CYCN 2025-12-11 16:02:06 1.69 1.65 -3.01% CYCN 2025-12-11 17:01:37 1.82 1.62 -2.41% CYCN 2025-12-11 18:03:03 1.82 1.54 -2.33% CYCN 2025-12-11 19:01:31 1.87 1.54 -2.33% CYCN 2025-12-11 20:01:50 1.82 1.54 -2.33% CYCN 2025-12-11 21:02:39 0.00 0.00 -2.33% 2025-12-12 CYCN 2025-12-12 05:01:29 1.82 0.00 -2.33% CYCN 2025-12-12 06:02:04 1.82 1.18 -2.33% CYCN 2025-12-12 08:01:56 1.82 1.38 -2.33% CYCN 2025-12-12 11:01:49 1.56 1.42 -14.53% CYCN 2025-12-12 12:01:51 1.55 1.52 -8.72% CYCN 2025-12-12 13:01:29 1.53 1.51 -8.72% CYCN 2025-12-12 14:01:58 1.53 1.50 -9.88% CYCN 2025-12-12 15:01:35 1.53 1.49 -8.72% CYCN 2025-12-12 16:02:14 1.53 1.49 -9.30% CYCN 2025-12-12 17:01:29 1.51 1.45 -9.30% CYCN 2025-12-12 18:01:55 1.51 1.45 -9.52% CYCN 2025-12-12 21:02:13 0.00 0.00 -9.52% 2025-12-15 CYCN 2025-12-15 05:01:35 1.82 0.00 -9.52% CYCN 2025-12-15 06:01:56 1.67 1.29 -9.52% CYCN 2025-12-15 08:01:58 1.67 1.45 -9.52% CYCN 2025-12-15 09:01:39 1.55 1.45 -9.52% CYCN 2025-12-15 10:02:01 1.49 1.45 -9.52% CYCN 2025-12-15 11:01:34 1.52 1.49 0.00% CYCN 2025-12-15 12:01:52 1.53 1.49 -1.19% CYCN 2025-12-15 13:01:29 1.50 1.47 -1.19% CYCN 2025-12-15 14:01:59 1.50 1.47 -2.38% CYCN 2025-12-15 15:01:43 1.61 1.55 2.38% CYCN 2025-12-15 16:02:09 1.59 1.56 7.74% CYCN 2025-12-15 17:01:39 1.65 1.56 5.36% CYCN 2025-12-15 18:01:55 1.65 1.56 5.96% CYCN 2025-12-15 21:02:41 0.00 0.00 5.96% 2025-12-16 CYCN 2025-12-16 05:01:38 1.82 0.00 5.96% CYCN 2025-12-16 06:01:57 1.82 1.29 5.96% CYCN 2025-12-16 08:02:14 1.82 1.44 5.96% CYCN 2025-12-16 10:02:11 1.73 1.44 5.96% CYCN 2025-12-16 11:01:36 1.60 1.57 -1.99% CYCN 2025-12-16 12:01:50 1.57 1.51 -2.65% CYCN 2025-12-16 13:01:30 1.59 1.52 -3.31% CYCN 2025-12-16 14:01:52 1.56 1.54 -3.31% CYCN 2025-12-16 15:01:33 1.55 1.54 -3.97% CYCN 2025-12-16 16:01:52 1.55 1.54 -3.31% CYCN 2025-12-16 17:01:33 1.60 1.51 -4.64% CYCN 2025-12-16 18:01:50 1.60 1.39 -5.00% CYCN 2025-12-16 19:01:39 1.54 1.39 -5.00% CYCN 2025-12-16 20:01:53 1.60 1.39 -5.00% CYCN 2025-12-16 21:02:22 0.00 0.00 -5.00% 2025-12-17 CYCN 2025-12-17 05:01:41 1.72 0.00 -5.00% CYCN 2025-12-17 06:02:06 1.69 1.29 -5.00% CYCN 2025-12-17 07:01:41 1.66 1.29 -5.00% CYCN 2025-12-17 08:02:02 1.66 1.38 -5.00% CYCN 2025-12-17 09:01:37 1.66 1.39 -5.00% CYCN 2025-12-17 11:01:55 1.53 1.47 -1.25% CYCN 2025-12-17 12:02:00 1.54 1.52 -0.63% CYCN 2025-12-17 13:01:31 1.54 1.50 -1.25% CYCN 2025-12-17 14:01:59 1.66 1.52 -1.25% CYCN 2025-12-17 15:01:37 1.59 1.52 3.75% CYCN 2025-12-17 16:02:08 1.56 1.47 1.25% CYCN 2025-12-17 17:01:57 1.61 1.47 -0.63% CYCN 2025-12-17 18:01:57 1.47 1.39 -0.65% CYCN 2025-12-17 19:01:56 1.56 1.39 -0.65% CYCN 2025-12-17 21:02:55 0.00 0.00 -0.65% 2025-12-18 CYCN 2025-12-18 05:01:36 1.82 0.00 -0.65% CYCN 2025-12-18 06:01:58 1.56 1.39 -0.65% CYCN 2025-12-18 08:02:00 1.52 1.39 -0.65% CYCN 2025-12-18 09:01:33 1.50 1.40 -0.65% CYCN 2025-12-18 10:01:53 1.50 1.45 -0.65% CYCN 2025-12-18 11:01:37 1.51 1.47 0.00% CYCN 2025-12-18 12:01:52 1.52 1.46 -3.92% CYCN 2025-12-18 13:01:30 1.48 1.45 -4.58% CYCN 2025-12-18 14:01:54 1.47 1.43 -5.88% CYCN 2025-12-18 16:02:03 1.45 1.43 -5.88% CYCN 2025-12-18 17:01:35 1.53 1.43 -3.27% CYCN 2025-12-18 18:01:57 1.53 1.43 -3.29% CYCN 2025-12-18 21:02:37 0.00 0.00 -3.29% 2025-12-19 CYCN 2025-12-19 05:01:44 1.53 1.40 -3.29% CYCN 2025-12-19 11:02:31 1.49 1.41 -1.97% CYCN 2025-12-19 13:01:38 1.49 1.41 -1.32% CYCN 2025-12-19 14:02:18 1.43 1.41 -3.29% CYCN 2025-12-19 15:01:52 1.44 1.41 -3.95% CYCN 2025-12-19 16:02:03 1.42 1.41 -3.95% CYCN 2025-12-19 17:02:56 1.45 1.40 -1.32% CYCN 2025-12-19 18:01:57 1.45 1.40 -1.36% CYCN 2025-12-19 19:01:43 1.45 1.41 -1.36% CYCN 2025-12-19 21:02:51 0.00 0.00 -1.36% 2025-12-22 CYCN 2025-12-22 05:01:40 1.82 0.00 -1.36% CYCN 2025-12-22 06:02:02 1.58 1.29 -1.36% CYCN 2025-12-22 08:02:03 1.58 1.33 -1.36% CYCN 2025-12-22 11:01:34 1.53 1.46 0.00% CYCN 2025-12-22 12:01:57 1.49 1.40 0.00% CYCN 2025-12-22 13:01:37 1.48 1.41 0.00% CYCN 2025-12-22 14:02:12 1.43 1.41 -0.68% CYCN 2025-12-22 15:01:40 1.50 1.41 -2.04% CYCN 2025-12-22 16:02:07 1.50 1.43 -2.04% CYCN 2025-12-22 17:01:42 1.60 1.40 2.04% CYCN 2025-12-22 18:02:04 1.60 1.32 2.07% CYCN 2025-12-22 19:01:45 1.58 1.32 2.07% CYCN 2025-12-22 20:01:56 1.61 1.32 2.07% CYCN 2025-12-22 21:02:32 0.00 0.00 2.07% 2025-12-23 CYCN 2025-12-23 05:02:30 1.82 0.00 2.07% CYCN 2025-12-23 06:01:50 1.82 1.29 2.07% CYCN 2025-12-23 09:01:44 1.69 1.29 2.07% CYCN 2025-12-23 10:02:03 1.59 1.29 2.07% CYCN 2025-12-23 11:01:36 1.58 1.40 -1.38% CYCN 2025-12-23 12:02:03 1.54 1.45 0.00% CYCN 2025-12-23 13:01:34 1.51 1.41 -2.76% CYCN 2025-12-23 14:01:52 1.57 1.39 -2.76% CYCN 2025-12-23 15:01:39 1.45 1.41 -2.76% CYCN 2025-12-23 16:01:59 1.44 1.41 -2.76% CYCN 2025-12-23 17:01:35 1.44 1.40 -2.76% CYCN 2025-12-23 18:02:10 1.44 1.40 -2.72% CYCN 2025-12-23 19:01:36 1.44 1.40 -2.04% CYCN 2025-12-23 21:02:18 0.00 0.00 -2.04% 2025-12-24 CYCN 2025-12-24 05:01:33 1.82 0.00 -2.04% CYCN 2025-12-24 06:01:55 1.55 1.29 -2.04% CYCN 2025-12-24 11:01:43 1.41 1.36 -1.36% CYCN 2025-12-24 12:01:50 1.41 1.38 -1.36% CYCN 2025-12-24 13:01:33 1.39 1.34 -3.40% CYCN 2025-12-24 14:01:51 1.38 1.33 -2.72% CYCN 2025-12-24 15:01:35 1.38 1.33 -2.80% CYCN 2025-12-24 18:01:46 0.00 0.00 -2.80% 2025-12-26 CYCN 2025-12-26 05:02:15 1.82 0.00 -2.80% CYCN 2025-12-26 06:02:16 1.35 1.22 -2.80% CYCN 2025-12-26 07:01:56 1.49 1.22 -1.40% CYCN 2025-12-26 10:02:04 1.49 0.95 -1.40% CYCN 2025-12-26 11:01:35 1.40 1.34 -2.10% CYCN 2025-12-26 12:02:07 1.39 1.31 -2.10% CYCN 2025-12-26 13:02:19 1.37 1.32 -2.80% CYCN 2025-12-26 14:02:39 1.40 1.31 -1.40% CYCN 2025-12-26 15:01:59 1.39 1.30 -4.20% CYCN 2025-12-26 16:04:05 1.38 1.31 -4.20% CYCN 2025-12-26 17:10:12 1.38 1.24 -1.40% CYCN 2025-12-26 18:01:43 1.38 1.24 -1.45% CYCN 2025-12-26 21:02:34 0.00 0.00 -1.45% CYCN 2025-12-26 22:03:41 1.38 1.24 -1.45%