$CLIR: ClearSign Technologies Corporation - Common Stock
2026-03-16 CLIR 2026-03-16 00:03:14 0.44 0.42 0.00% CLIR 2026-03-16 09:01:46 6.40 4.09 -61.36% CLIR 2026-03-16 10:01:51 4.57 4.38 40.91% CLIR 2026-03-16 11:01:38 4.74 4.38 25.00% CLIR 2026-03-16 12:01:58 4.38 4.33 -4.55% CLIR 2026-03-16 13:01:57 4.46 4.36 -4.55% CLIR 2026-03-16 14:02:04 4.37 4.23 -6.82% CLIR 2026-03-16 15:02:18 4.39 4.21 -9.09% CLIR 2026-03-16 16:02:08 4.60 3.91 888.64% CLIR 2026-03-16 17:02:06 4.60 3.91 88.86% CLIR 2026-03-16 18:02:00 4.60 3.90 88.86% CLIR 2026-03-16 19:01:50 4.38 3.90 -0.45% CLIR 2026-03-16 20:02:01 0.00 0.00 -0.45% 2026-03-17 CLIR 2026-03-17 04:02:02 4.99 3.57 -0.45% CLIR 2026-03-17 05:02:02 4.99 4.00 -0.45% CLIR 2026-03-17 06:02:07 4.24 3.49 -0.45% CLIR 2026-03-17 07:01:44 4.75 3.49 -2.05% CLIR 2026-03-17 08:01:57 4.75 3.50 -2.05% CLIR 2026-03-17 09:01:56 4.75 3.75 -2.05% CLIR 2026-03-17 10:02:07 4.26 4.09 -5.00% CLIR 2026-03-17 11:01:43 4.15 4.00 -5.45% CLIR 2026-03-17 12:02:01 4.25 4.05 -6.14% CLIR 2026-03-17 13:01:52 4.25 4.05 -5.45% CLIR 2026-03-17 14:02:01 4.25 4.11 -5.45% CLIR 2026-03-17 15:02:00 4.12 4.04 -5.68% CLIR 2026-03-17 16:01:57 4.45 3.66 -7.05% CLIR 2026-03-17 17:05:40 4.45 3.66 -7.14% CLIR 2026-03-17 20:02:00 0.00 0.00 -7.14% 2026-03-18 CLIR 2026-03-18 04:02:13 6.46 3.57 -7.14% CLIR 2026-03-18 07:02:03 4.10 3.57 -7.14% CLIR 2026-03-18 09:01:53 4.10 2.81 -7.14% CLIR 2026-03-18 10:02:05 4.14 3.90 -0.92% CLIR 2026-03-18 11:03:41 3.91 3.82 -3.23% CLIR 2026-03-18 13:03:13 3.91 3.81 -3.23% CLIR 2026-03-18 14:01:59 3.91 3.85 -3.23% CLIR 2026-03-18 15:02:09 3.74 3.67 -7.60% CLIR 2026-03-18 16:02:02 3.95 3.52 -7.14% CLIR 2026-03-18 17:03:40 3.95 3.52 -7.67% CLIR 2026-03-18 20:02:00 0.00 0.00 -7.67% 2026-03-19 CLIR 2026-03-19 04:02:25 3.95 3.52 -7.67% CLIR 2026-03-19 09:02:00 3.95 3.52 0.74% CLIR 2026-03-19 10:02:06 3.85 3.70 -1.49% CLIR 2026-03-19 11:02:24 3.81 3.65 0.50% CLIR 2026-03-19 12:01:59 3.77 3.65 0.00% CLIR 2026-03-19 13:01:58 3.61 3.57 -2.97% CLIR 2026-03-19 14:01:57 3.76 3.57 -2.48% CLIR 2026-03-19 15:02:06 3.66 3.57 -2.48% CLIR 2026-03-19 16:01:56 3.89 3.56 -2.97% CLIR 2026-03-19 17:02:19 3.89 3.56 -3.22% CLIR 2026-03-19 20:02:10 0.00 0.00 -3.22% 2026-03-20 CLIR 2026-03-20 04:02:06 3.95 3.52 -3.22% CLIR 2026-03-20 07:02:01 3.95 3.59 -3.22% CLIR 2026-03-20 10:01:57 3.95 3.73 6.70% CLIR 2026-03-20 11:01:52 3.74 3.63 3.49% CLIR 2026-03-20 12:02:00 3.58 3.52 -1.61% CLIR 2026-03-20 13:01:54 3.58 3.47 -2.68% CLIR 2026-03-20 15:02:04 3.44 3.33 -4.29% CLIR 2026-03-20 16:02:12 3.73 0.00 -3.75% CLIR 2026-03-20 17:02:03 3.73 3.00 -3.88% CLIR 2026-03-20 20:02:13 0.00 0.00 -3.88% 2026-03-23 CLIR 2026-03-23 04:02:10 5.21 1.40 -3.88% CLIR 2026-03-23 07:01:46 3.73 3.32 6.93% CLIR 2026-03-23 09:01:53 3.98 3.75 8.59% CLIR 2026-03-23 10:02:06 3.78 3.70 7.48% CLIR 2026-03-23 11:01:58 3.84 3.70 7.48% CLIR 2026-03-23 12:02:15 3.84 3.70 8.59% CLIR 2026-03-23 13:01:50 3.79 3.53 4.71% CLIR 2026-03-23 14:02:11 3.75 3.54 4.71% CLIR 2026-03-23 15:01:57 3.75 3.55 7.48% CLIR 2026-03-23 16:02:34 3.95 3.52 4.16% CLIR 2026-03-23 17:02:11 3.95 3.52 4.34% CLIR 2026-03-23 20:03:10 0.00 0.00 4.34% 2026-03-24 CLIR 2026-03-24 04:02:52 3.95 3.52 4.34% CLIR 2026-03-24 10:02:10 3.73 3.32 -2.31% CLIR 2026-03-24 11:01:46 3.73 3.54 -2.31% CLIR 2026-03-24 12:02:01 3.70 3.54 -2.31% CLIR 2026-03-24 15:01:49 3.65 3.57 1.45% CLIR 2026-03-24 16:02:06 3.73 3.32 -1.73% CLIR 2026-03-24 17:01:43 3.73 3.32 -1.67% CLIR 2026-03-24 20:02:14 0.00 0.00 -1.67% 2026-03-25 CLIR 2026-03-25 04:02:31 3.73 3.32 -1.67% CLIR 2026-03-25 10:02:25 3.73 3.54 3.61% CLIR 2026-03-25 11:02:09 3.67 3.54 3.89% CLIR 2026-03-25 12:01:59 3.71 3.52 5.00% CLIR 2026-03-25 13:01:51 3.65 3.52 5.56% CLIR 2026-03-25 14:02:09 3.70 3.55 1.39% CLIR 2026-03-25 16:02:15 3.73 3.50 1.39% CLIR 2026-03-25 17:01:59 3.73 3.50 1.42% CLIR 2026-03-25 20:02:24 0.00 0.00 1.42% 2026-03-26 CLIR 2026-03-26 04:02:05 3.95 3.52 1.42% CLIR 2026-03-26 07:02:01 3.95 3.57 1.42% CLIR 2026-03-26 10:02:02 3.60 3.50 -1.70% CLIR 2026-03-26 11:02:02 3.60 3.50 0.85% CLIR 2026-03-26 12:02:12 3.73 3.67 4.53% CLIR 2026-03-26 13:02:21 3.95 3.71 4.82% CLIR 2026-03-26 14:02:21 3.95 3.71 10.48% CLIR 2026-03-26 15:02:17 3.89 3.71 10.48% CLIR 2026-03-26 16:02:43 3.89 3.52 4.53% CLIR 2026-03-26 17:02:19 3.89 3.52 4.48% CLIR 2026-03-26 18:02:09 3.95 3.52 4.48% CLIR 2026-03-26 20:02:20 0.00 0.00 4.48% 2026-03-27 CLIR 2026-03-27 04:02:27 4.25 3.52 4.48% CLIR 2026-03-27 10:02:38 3.76 3.52 -1.96% CLIR 2026-03-27 11:02:07 3.68 3.52 -5.04% CLIR 2026-03-27 15:02:16 3.77 3.53 -3.36% CLIR 2026-03-27 16:02:28 3.80 3.50 0.84% CLIR 2026-03-27 17:02:10 3.80 3.50 0.81% CLIR 2026-03-27 19:01:39 3.95 3.50 0.81% CLIR 2026-03-27 20:01:49 0.00 0.00 0.81% 2026-03-30 CLIR 2026-03-30 04:02:16 5.98 1.50 0.81% CLIR 2026-03-30 07:01:40 4.00 3.12 0.81% CLIR 2026-03-30 10:01:58 3.82 3.53 0.81% CLIR 2026-03-30 11:01:39 3.79 3.53 0.81% CLIR 2026-03-30 12:01:59 3.79 3.62 0.81% CLIR 2026-03-30 13:01:41 3.79 3.59 -3.49% CLIR 2026-03-30 15:01:46 3.79 3.59 1.34% CLIR 2026-03-30 16:02:02 4.20 3.73 2.96% CLIR 2026-03-30 17:01:51 4.20 3.73 2.94% CLIR 2026-03-30 17:29:46 8-K Sec report https://www.sec.gov/Archives/edgar/data/1434524/000110465926036808/0001104659-26-036808-index.htm 8-K - ClearSign Technologies Corp (0001434524) (Filer) CLIR 2026-03-30 18:01:52 4.20 3.85 2.94% CLIR 2026-03-30 19:01:50 4.20 3.73 2.94% CLIR 2026-03-30 20:02:09 0.00 0.00 2.94% 2026-03-31 CLIR 2026-03-31 04:02:39 4.20 3.73 2.94% CLIR 2026-03-31 10:01:57 3.85 3.73 2.41% CLIR 2026-03-31 11:01:50 3.95 3.75 0.00% CLIR 2026-03-31 12:02:09 3.95 3.75 1.87% CLIR 2026-03-31 13:01:51 4.20 3.95 9.63% CLIR 2026-03-31 14:02:10 4.45 4.25 10.96% CLIR 2026-03-31 15:02:01 4.25 3.95 11.76% CLIR 2026-03-31 16:02:22 4.45 4.12 13.90% CLIR 2026-03-31 17:02:02 4.45 4.12 13.51% CLIR 2026-03-31 18:02:10 4.45 4.37 13.51% CLIR 2026-03-31 19:01:58 4.71 4.19 15.84% CLIR 2026-03-31 20:02:16 0.00 0.00 15.84% 2026-04-01 CLIR 2026-04-01 04:02:17 6.97 3.77 15.84% CLIR 2026-04-01 05:02:07 6.51 3.77 15.84% CLIR 2026-04-01 07:02:02 4.95 3.77 15.84% CLIR 2026-04-01 08:02:07 5.10 3.77 -3.12% CLIR 2026-04-01 09:02:25 5.08 3.77 -3.12% CLIR 2026-04-01 10:02:30 4.49 4.12 0.78% CLIR 2026-04-01 11:01:53 4.49 4.34 0.78% CLIR 2026-04-01 12:02:41 4.49 4.34 2.60% CLIR 2026-04-01 13:01:44 4.67 4.42 6.49% CLIR 2026-04-01 14:01:59 4.65 4.53 7.79% CLIR 2026-04-01 15:01:47 4.65 4.13 7.27% CLIR 2026-04-01 16:02:11 4.99 4.44 7.79% CLIR 2026-04-01 17:01:51 4.99 4.44 6.88% CLIR 2026-04-01 20:02:06 0.00 0.00 6.88% 2026-04-02 CLIR 2026-04-02 04:01:58 6.92 3.77 6.88% CLIR 2026-04-02 07:01:32 6.51 3.77 6.88% CLIR 2026-04-02 08:02:34 6.51 4.44 6.88% CLIR 2026-04-02 09:01:36 4.99 4.44 6.88% CLIR 2026-04-02 10:01:55 4.78 4.54 -4.59% CLIR 2026-04-02 11:01:30 4.99 4.54 -4.59% CLIR 2026-04-02 12:01:52 4.99 4.75 -4.59% CLIR 2026-04-02 14:01:50 4.95 4.63 6.88% CLIR 2026-04-02 15:01:40 4.95 4.67 2.98% CLIR 2026-04-02 16:01:51 4.95 4.44 2.98% CLIR 2026-04-02 17:01:39 4.95 4.44 2.80% CLIR 2026-04-02 18:01:59 4.99 4.44 2.80% CLIR 2026-04-02 19:01:43 4.99 4.63 2.80% CLIR 2026-04-02 20:01:57 0.00 0.00 2.80% 2026-04-06 CLIR 2026-04-06 04:01:56 7.72 3.77 2.80% CLIR 2026-04-06 07:02:04 6.51 3.77 2.80% CLIR 2026-04-06 08:01:45 6.51 1.94 2.80% CLIR 2026-04-06 09:01:37 4.99 1.94 2.80% CLIR 2026-04-06 10:01:58 5.55 5.31 12.47% CLIR 2026-04-06 11:01:40 6.25 5.77 28.82% CLIR 2026-04-06 12:01:52 7.38 7.21 52.04% CLIR 2026-04-06 13:01:42 6.81 6.51 38.71% CLIR 2026-04-06 14:02:00 7.07 6.88 45.16% CLIR 2026-04-06 15:01:35 6.86 6.71 40.65% CLIR 2026-04-06 16:02:18 7.20 6.78 48.60% CLIR 2026-04-06 17:01:43 7.20 6.78 46.79% CLIR 2026-04-06 19:01:42 7.18 6.71 46.58% CLIR 2026-04-06 20:02:06 0.00 0.00 33.54% 2026-04-07 CLIR 2026-04-07 04:01:55 6.90 6.20 33.54% CLIR 2026-04-07 05:01:45 6.82 6.20 -2.28% CLIR 2026-04-07 06:01:57 7.57 6.20 -2.48% CLIR 2026-04-07 07:01:41 6.81 6.58 -7.25% CLIR 2026-04-07 08:02:11 7.21 6.58 -7.25% CLIR 2026-04-07 09:01:33 7.21 6.30 -7.66% CLIR 2026-04-07 10:01:54 6.45 6.03 -15.32% CLIR 2026-04-07 11:01:40 6.00 5.78 -23.19% CLIR 2026-04-07 12:02:04 5.99 5.75 -25.88% CLIR 2026-04-07 13:01:46 6.00 5.81 -20.50% CLIR 2026-04-07 14:01:57 6.14 5.95 -16.36% CLIR 2026-04-07 15:01:40 6.20 6.06 -16.36% CLIR 2026-04-07 16:01:55 6.69 5.77 -10.77% CLIR 2026-04-07 17:01:40 6.69 6.16 -3.75% CLIR 2026-04-07 18:01:45 6.69 5.96 -11.24% CLIR 2026-04-07 19:01:39 6.69 6.37 -3.60% CLIR 2026-04-07 20:01:58 0.00 0.00 -8.21% 2026-04-08 CLIR 2026-04-08 04:01:58 6.69 2.48 -8.21% CLIR 2026-04-08 06:02:00 6.69 2.65 -8.21% CLIR 2026-04-08 07:01:53 6.69 5.48 -8.21% CLIR 2026-04-08 08:02:00 6.01 5.48 -2.02% CLIR 2026-04-08 09:01:44 6.69 5.48 -2.02% CLIR 2026-04-08 10:02:08 6.53 6.22 4.90% CLIR 2026-04-08 11:01:50 6.37 6.24 3.03% CLIR 2026-04-08 12:01:55 6.27 6.20 1.01% CLIR 2026-04-08 13:01:47 6.24 6.04 0.72% CLIR 2026-04-08 14:01:58 6.19 6.01 -1.73% CLIR 2026-04-08 15:03:03 6.24 6.07 -0.86% CLIR 2026-04-08 16:02:02 7.25 6.11 4.61% CLIR 2026-04-08 17:01:40 7.25 6.18 5.20% CLIR 2026-04-08 18:01:58 7.01 6.11 5.20% CLIR 2026-04-08 19:01:46 6.40 6.11 5.20% CLIR 2026-04-08 20:02:01 0.00 0.00 5.20% 2026-04-09 CLIR 2026-04-09 04:02:10 7.85 5.28 5.20% CLIR 2026-04-09 08:02:19 7.85 5.31 5.20% CLIR 2026-04-09 09:01:37 7.85 5.91 5.20% CLIR 2026-04-09 10:02:00 6.58 6.11 1.30% CLIR 2026-04-09 11:01:38 6.26 5.95 -8.78% CLIR 2026-04-09 12:01:49 6.19 5.95 -4.72% CLIR 2026-04-09 13:01:39 6.31 6.01 -4.72% CLIR 2026-04-09 14:01:59 6.31 6.01 -2.60% CLIR 2026-04-09 15:01:39 6.49 6.01 0.81% CLIR 2026-04-09 16:01:58 6.58 6.50 -6.02% CLIR 2026-04-09 17:01:42 6.69 6.42 0.00% CLIR 2026-04-09 18:02:00 7.09 6.52 5.10% CLIR 2026-04-09 20:02:09 0.00 0.00 6.80% CLIR 2026-04-09 20:41:44 ClearSign Technologies Corporation (CLIR) Q4 2025 Earnings Call Transcript 2026-04-10 CLIR 2026-04-10 04:01:58 7.77 5.63 6.80% CLIR 2026-04-10 07:02:10 7.11 6.20 6.80% CLIR 2026-04-10 08:01:59 6.86 6.20 6.80% CLIR 2026-04-10 09:01:43 6.99 5.90 6.80% CLIR 2026-04-10 10:01:49 6.44 6.14 2.01% CLIR 2026-04-10 11:01:38 6.22 6.05 0.31% CLIR 2026-04-10 12:03:39 6.13 5.96 -1.24% CLIR 2026-04-10 13:01:49 5.95 5.70 -3.25% CLIR 2026-04-10 14:02:00 5.95 5.31 -11.75% CLIR 2026-04-10 15:01:39 5.29 4.91 -18.70% CLIR 2026-04-10 16:02:00 5.29 4.80 -13.60% CLIR 2026-04-10 16:15:18 8-K Sec report https://www.sec.gov/Archives/edgar/data/1434524/000110465926042017/0001104659-26-042017-index.htm 8-K - ClearSign Technologies Corp (0001434524) (Filer) CLIR 2026-04-10 17:01:40 5.61 4.99 -12.97% CLIR 2026-04-10 18:01:59 5.61 4.99 -7.72% CLIR 2026-04-10 20:02:11 0.00 0.00 -7.72% 2026-04-13 CLIR 2026-04-13 04:01:59 6.83 4.32 -7.72% CLIR 2026-04-13 05:01:31 5.29 4.71 -7.72% CLIR 2026-04-13 10:01:50 5.15 5.14 -2.46% CLIR 2026-04-13 11:01:34 5.16 5.09 -2.63% CLIR 2026-04-13 12:01:53 5.26 5.08 -3.28% CLIR 2026-04-13 13:01:42 5.39 5.12 -2.13% CLIR 2026-04-13 14:01:49 5.37 5.05 -2.13% CLIR 2026-04-13 15:01:43 5.36 5.05 -2.79% CLIR 2026-04-13 16:02:08 6.83 3.13 1.89% CLIR 2026-04-13 18:01:57 5.39 3.13 1.89% CLIR 2026-04-13 19:01:46 5.38 3.13 1.89% CLIR 2026-04-13 20:02:26 0.00 0.00 1.89% 2026-04-14 CLIR 2026-04-14 04:01:52 6.30 4.92 1.89% CLIR 2026-04-14 05:01:34 5.61 4.99 4.16% CLIR 2026-04-14 09:01:36 6.30 4.99 4.16% CLIR 2026-04-14 10:01:54 5.47 5.25 1.51% CLIR 2026-04-14 11:01:51 5.61 5.27 1.51% CLIR 2026-04-14 12:01:57 5.51 5.31 1.13% CLIR 2026-04-14 13:01:52 5.41 5.27 1.13% CLIR 2026-04-14 14:01:53 5.41 5.29 -1.51% CLIR 2026-04-14 16:01:49 5.61 4.80 0.00% CLIR 2026-04-14 18:02:21 5.61 4.99 0.00%