$ATEC: Alphatec Holdings, Inc. - Common Stock
2025-12-12 ATEC 2025-12-12 17:17:42 8-K Sec report https://www.sec.gov/Archives/edgar/data/1704715/000170471525000048/0001704715-25-000048-index.htm 8-K - Alpha Metallurgical Resources, Inc. (0001704715) (Filer) ATEC 2025-12-12 18:01:24 20.36 17.87 0.30% ATEC 2025-12-12 21:01:21 0.00 0.00 0.30% 2025-12-15 ATEC 2025-12-15 05:01:18 20.23 19.85 0.30% ATEC 2025-12-15 06:01:23 29.71 20.16 1.10% ATEC 2025-12-15 07:01:22 22.50 20.16 0.30% ATEC 2025-12-15 08:01:24 20.11 18.44 0.50% ATEC 2025-12-15 09:01:21 20.09 18.26 0.55% ATEC 2025-12-15 10:01:27 22.50 20.14 1.00% ATEC 2025-12-15 11:01:16 20.10 20.05 0.75% ATEC 2025-12-15 12:01:19 19.99 19.96 0.10% ATEC 2025-12-15 13:01:11 19.96 19.95 0.00% ATEC 2025-12-15 14:01:27 20.06 20.03 0.45% ATEC 2025-12-15 15:01:25 19.91 19.89 -0.25% ATEC 2025-12-15 16:01:36 19.85 19.84 -0.50% ATEC 2025-12-15 17:01:22 20.10 0.00 -1.26% ATEC 2025-12-15 18:01:24 20.10 17.19 -1.25% ATEC 2025-12-15 19:01:21 20.10 17.19 0.75% ATEC 2025-12-15 21:01:35 0.00 0.00 0.75% 2025-12-16 ATEC 2025-12-16 05:01:21 19.79 19.32 0.75% ATEC 2025-12-16 06:01:25 19.56 15.09 -0.75% ATEC 2025-12-16 07:01:20 27.37 19.68 -0.05% ATEC 2025-12-16 08:01:40 19.61 19.50 -0.25% ATEC 2025-12-16 09:01:22 19.63 19.07 -0.40% ATEC 2025-12-16 10:01:38 24.96 19.30 -0.50% ATEC 2025-12-16 11:01:18 19.91 19.89 1.00% ATEC 2025-12-16 12:01:17 19.62 19.61 -0.40% ATEC 2025-12-16 13:01:12 19.55 19.53 -0.85% ATEC 2025-12-16 14:01:19 19.36 19.35 -1.75% ATEC 2025-12-16 15:01:16 19.45 19.43 -1.40% ATEC 2025-12-16 16:01:20 19.56 19.55 -0.80% ATEC 2025-12-16 17:01:16 20.15 19.25 0.30% ATEC 2025-12-16 21:01:24 0.00 0.00 0.30% 2025-12-17 ATEC 2025-12-17 06:01:34 29.71 15.09 -0.05% ATEC 2025-12-17 07:01:23 19.75 15.09 -0.05% ATEC 2025-12-17 08:01:30 24.42 19.25 -0.05% ATEC 2025-12-17 09:01:20 20.00 19.76 0.51% ATEC 2025-12-17 10:01:20 20.00 19.25 0.51% ATEC 2025-12-17 11:01:36 20.02 19.96 1.22% ATEC 2025-12-17 12:01:26 19.69 19.66 -0.41% ATEC 2025-12-17 13:01:14 19.71 19.69 -0.25% ATEC 2025-12-17 14:01:27 19.85 19.82 0.46% ATEC 2025-12-17 15:01:19 19.74 19.71 -0.15% ATEC 2025-12-17 16:01:36 19.85 19.84 0.41% ATEC 2025-12-17 17:01:39 23.00 19.25 -0.96% ATEC 2025-12-17 18:01:27 19.68 19.57 -0.96% ATEC 2025-12-17 19:01:33 23.00 19.25 -0.96% ATEC 2025-12-17 20:01:27 19.68 19.60 -0.96% ATEC 2025-12-17 21:01:53 0.00 0.00 -0.96% 2025-12-18 ATEC 2025-12-18 06:01:25 19.75 19.51 0.56% ATEC 2025-12-18 07:01:16 29.71 15.09 -0.15% ATEC 2025-12-18 08:01:27 19.75 19.48 -0.15% ATEC 2025-12-18 09:01:15 19.75 19.60 -0.15% ATEC 2025-12-18 10:01:21 19.88 19.62 -0.15% ATEC 2025-12-18 11:01:20 19.84 19.71 1.11% ATEC 2025-12-18 12:01:19 19.88 19.84 1.57% ATEC 2025-12-18 13:01:12 19.79 19.77 1.11% ATEC 2025-12-18 14:01:22 19.83 19.78 1.11% ATEC 2025-12-18 15:01:23 19.84 19.82 1.37% ATEC 2025-12-18 16:01:30 19.84 19.80 1.37% ATEC 2025-12-18 17:01:18 19.87 19.71 1.57% ATEC 2025-12-18 18:01:26 19.87 19.71 1.58% ATEC 2025-12-18 21:01:35 0.00 0.00 1.58% 2025-12-19 ATEC 2025-12-19 06:01:25 29.71 15.09 0.00% ATEC 2025-12-19 08:01:20 20.12 19.76 0.00% ATEC 2025-12-19 09:01:11 24.96 17.61 0.00% ATEC 2025-12-19 10:01:24 24.83 17.85 -0.36% ATEC 2025-12-19 11:01:11 20.21 20.19 1.69% ATEC 2025-12-19 12:01:44 19.88 19.86 -0.05% ATEC 2025-12-19 13:01:20 19.88 19.86 0.00% ATEC 2025-12-19 14:01:45 19.96 19.95 0.41% ATEC 2025-12-19 15:01:34 19.98 19.96 0.46% ATEC 2025-12-19 16:01:30 19.90 19.87 0.10% ATEC 2025-12-19 17:02:38 20.16 19.82 0.77% ATEC 2025-12-19 18:01:27 19.95 19.82 0.75% ATEC 2025-12-19 19:01:22 20.00 19.93 0.65% ATEC 2025-12-19 21:01:42 0.00 0.00 0.65% 2025-12-22 ATEC 2025-12-22 06:01:30 29.71 19.96 0.45% ATEC 2025-12-22 07:01:19 29.71 19.96 0.05% ATEC 2025-12-22 08:01:30 20.30 20.16 0.75% ATEC 2025-12-22 09:01:20 20.05 18.26 0.20% ATEC 2025-12-22 10:01:21 22.79 18.26 0.50% ATEC 2025-12-22 11:01:15 20.46 20.45 2.26% ATEC 2025-12-22 12:01:24 20.63 20.62 3.12% ATEC 2025-12-22 13:01:20 20.59 20.58 2.92% ATEC 2025-12-22 14:01:39 20.63 20.60 3.07% ATEC 2025-12-22 15:01:22 20.86 20.83 4.18% ATEC 2025-12-22 16:01:35 20.81 20.80 4.03% ATEC 2025-12-22 17:01:25 21.10 20.00 3.47% ATEC 2025-12-22 18:01:33 22.85 21.29 7.45% ATEC 2025-12-22 19:01:22 22.85 20.00 6.40% ATEC 2025-12-22 21:01:32 0.00 0.00 6.40% 2025-12-23 ATEC 2025-12-23 05:02:13 22.00 20.70 6.40% ATEC 2025-12-23 06:01:18 22.00 20.95 0.45% ATEC 2025-12-23 08:01:20 22.00 20.90 1.25% ATEC 2025-12-23 09:01:26 22.00 20.90 1.10% ATEC 2025-12-23 10:01:31 21.12 18.94 1.25% ATEC 2025-12-23 11:01:19 20.59 20.56 -0.55% ATEC 2025-12-23 12:01:31 20.67 20.66 -0.15% ATEC 2025-12-23 13:01:16 20.74 20.72 0.25% ATEC 2025-12-23 14:01:20 20.72 20.71 0.10% ATEC 2025-12-23 15:01:22 20.68 20.67 -0.05% ATEC 2025-12-23 16:01:27 20.89 20.88 1.05% ATEC 2025-12-23 17:01:18 21.34 20.59 1.55% ATEC 2025-12-23 18:01:39 21.34 20.59 1.50% ATEC 2025-12-23 19:01:15 21.34 21.05 1.74% ATEC 2025-12-23 21:01:21 0.00 0.00 1.74% 2025-12-24 ATEC 2025-12-24 06:01:23 20.96 20.20 -0.24% ATEC 2025-12-24 08:01:22 20.93 20.85 -0.39% ATEC 2025-12-24 09:01:15 20.93 20.21 -0.39% ATEC 2025-12-24 10:01:22 20.94 20.93 -0.24% ATEC 2025-12-24 11:01:26 20.70 20.67 -1.45% ATEC 2025-12-24 12:01:17 20.81 20.80 -0.92% ATEC 2025-12-24 13:01:15 20.63 20.61 -1.79% ATEC 2025-12-24 14:01:20 20.92 19.68 -1.11% ATEC 2025-12-24 15:01:18 20.92 19.68 -1.10% ATEC 2025-12-24 18:01:16 0.00 0.00 -1.10% 2025-12-26 ATEC 2025-12-26 06:01:43 20.70 15.09 -0.33% ATEC 2025-12-26 08:01:40 20.94 20.82 0.33% ATEC 2025-12-26 09:01:24 20.92 20.53 0.00% ATEC 2025-12-26 10:01:31 22.36 20.56 -0.43% ATEC 2025-12-26 11:01:17 20.77 20.73 -0.05% ATEC 2025-12-26 12:01:34 20.96 20.95 0.86% ATEC 2025-12-26 13:02:01 21.04 21.00 1.19% ATEC 2025-12-26 14:02:07 20.98 20.95 0.95% ATEC 2025-12-26 15:01:42 20.97 20.94 0.86% ATEC 2025-12-26 16:03:33 20.99 20.97 0.95% ATEC 2025-12-26 17:09:54 21.37 20.56 0.95% ATEC 2025-12-26 18:01:13 21.37 20.56 0.96% ATEC 2025-12-26 21:01:32 0.00 0.00 0.96% ATEC 2025-12-26 22:01:52 21.37 20.56 0.96% 2025-12-29 ATEC 2025-12-29 00:01:51 0.00 0.00 0.96% ATEC 2025-12-29 06:01:16 21.11 20.83 0.96% ATEC 2025-12-29 07:01:09 21.08 15.09 -0.39% ATEC 2025-12-29 08:01:32 21.08 20.73 -0.39% ATEC 2025-12-29 09:01:12 21.05 20.79 -0.39% ATEC 2025-12-29 10:01:14 25.95 20.84 0.14% ATEC 2025-12-29 11:01:09 21.13 21.09 0.67% ATEC 2025-12-29 12:01:13 21.10 21.08 0.63% ATEC 2025-12-29 13:01:28 21.01 20.99 0.19% ATEC 2025-12-29 14:02:20 21.03 21.02 0.29% ATEC 2025-12-29 15:01:17 21.07 21.05 0.48% ATEC 2025-12-29 16:01:22 21.02 21.01 0.24% ATEC 2025-12-29 17:01:17 21.40 20.57 0.10% ATEC 2025-12-29 21:01:20 0.00 0.00 0.10% 2025-12-30 ATEC 2025-12-30 06:01:13 20.94 20.75 -0.14% ATEC 2025-12-30 07:01:15 22.36 20.75 -0.14% ATEC 2025-12-30 08:01:20 21.14 20.89 -0.14% ATEC 2025-12-30 09:01:15 22.36 20.89 0.00% ATEC 2025-12-30 10:01:18 21.72 20.76 0.38% ATEC 2025-12-30 11:01:13 20.97 20.92 -0.14% ATEC 2025-12-30 12:01:13 20.99 20.98 0.00% ATEC 2025-12-30 13:01:11 20.96 20.94 -0.14% ATEC 2025-12-30 14:01:18 21.00 20.98 0.10% ATEC 2025-12-30 15:01:14 20.93 20.92 -0.24% ATEC 2025-12-30 16:01:25 20.95 20.94 -0.24% ATEC 2025-12-30 17:01:13 21.15 20.57 -0.57% ATEC 2025-12-30 21:01:18 0.00 0.00 -0.57% 2025-12-31 ATEC 2025-12-31 06:01:16 21.14 20.71 -0.81% ATEC 2025-12-31 08:01:21 20.98 20.66 -0.81% ATEC 2025-12-31 09:01:12 21.14 17.14 -0.81% ATEC 2025-12-31 10:01:17 21.13 20.77 -0.38% ATEC 2025-12-31 11:01:09 21.13 21.10 1.29% ATEC 2025-12-31 12:01:15 21.06 21.01 0.95% ATEC 2025-12-31 13:01:12 21.02 21.01 0.81% ATEC 2025-12-31 14:01:15 21.07 21.06 1.05% ATEC 2025-12-31 15:01:12 21.08 21.07 1.05% ATEC 2025-12-31 16:01:15 21.09 21.08 1.14% ATEC 2025-12-31 17:01:14 21.24 20.63 0.86% ATEC 2025-12-31 18:01:18 21.24 20.63 -0.67% ATEC 2025-12-31 21:01:32 0.00 0.00 -0.67% 2026-01-01 ATEC 2026-01-01 19:01:18 21.24 20.63 -0.67% ATEC 2026-01-01 22:01:49 0.00 0.00 -0.67% 2026-01-02 ATEC 2026-01-02 06:01:17 23.05 15.09 0.00% ATEC 2026-01-02 07:01:09 23.05 20.88 0.00% ATEC 2026-01-02 08:01:14 23.05 17.14 0.00% ATEC 2026-01-02 09:01:08 23.05 17.26 0.00% ATEC 2026-01-02 10:01:13 21.23 18.48 0.19% ATEC 2026-01-02 11:01:09 20.78 20.75 -1.25% ATEC 2026-01-02 12:01:18 20.67 20.65 -1.77% ATEC 2026-01-02 13:01:21 20.68 20.66 -1.73% ATEC 2026-01-02 14:01:24 20.60 20.58 -2.11% ATEC 2026-01-02 15:01:17 20.43 20.41 -2.88% ATEC 2026-01-02 16:01:20 20.63 20.61 -1.97% ATEC 2026-01-02 17:01:17 20.76 20.36 -1.25% ATEC 2026-01-02 18:01:26 20.76 20.36 -1.24% ATEC 2026-01-02 20:01:25 20.76 20.36 -3.18% ATEC 2026-01-02 21:01:40 0.00 0.00 -3.18% 2026-01-05 ATEC 2026-01-05 05:01:20 22.00 0.00 -3.18% ATEC 2026-01-05 06:01:20 21.66 20.67 -3.18% ATEC 2026-01-05 07:01:18 20.99 20.67 -3.18% ATEC 2026-01-05 08:01:43 21.01 20.64 -3.18% ATEC 2026-01-05 09:01:17 21.66 20.02 -3.18% ATEC 2026-01-05 10:01:21 21.63 20.32 -0.29% ATEC 2026-01-05 11:01:14 20.57 20.53 -1.00% ATEC 2026-01-05 12:01:19 20.97 20.91 0.95% ATEC 2026-01-05 13:01:22 21.13 21.10 1.66% ATEC 2026-01-05 14:01:22 21.12 21.10 1.66% ATEC 2026-01-05 15:01:17 21.10 21.08 1.57% ATEC 2026-01-05 16:01:20 21.28 21.26 2.47% ATEC 2026-01-05 17:01:17 21.62 21.11 2.09% ATEC 2026-01-05 18:01:18 21.62 21.11 2.12% ATEC 2026-01-05 19:01:23 21.62 21.25 2.12% ATEC 2026-01-05 20:01:15 21.62 21.25 2.46% 2026-01-06 ATEC 2026-01-06 06:01:22 29.71 15.09 0.43% ATEC 2026-01-06 08:01:22 21.35 21.01 0.43% ATEC 2026-01-06 09:01:14 23.59 19.30 0.43% ATEC 2026-01-06 11:01:12 21.64 21.61 2.02% ATEC 2026-01-06 12:01:12 21.28 21.25 0.39% ATEC 2026-01-06 13:01:10 21.22 21.19 0.00% ATEC 2026-01-06 14:01:17 21.37 21.36 0.82% ATEC 2026-01-06 15:01:11 21.33 21.31 0.63% ATEC 2026-01-06 16:01:18 21.42 21.40 1.06% ATEC 2026-01-06 17:01:13 22.00 21.37 2.84% ATEC 2026-01-06 18:01:23 22.00 21.37 2.78% ATEC 2026-01-06 19:01:14 22.21 21.37 3.82% ATEC 2026-01-06 21:01:24 0.00 0.00 3.82% 2026-01-07 ATEC 2026-01-07 06:01:17 29.71 19.57 3.82% ATEC 2026-01-07 08:01:14 24.96 19.94 3.82% ATEC 2026-01-07 09:01:12 22.36 19.76 3.82% ATEC 2026-01-07 10:01:15 22.36 19.76 1.51% ATEC 2026-01-07 11:01:09 22.01 21.95 0.94% ATEC 2026-01-07 12:01:12 21.90 21.88 0.52% ATEC 2026-01-07 13:01:10 22.06 22.05 1.27% ATEC 2026-01-07 14:01:17 21.93 21.91 0.66% ATEC 2026-01-07 15:01:11 21.85 21.83 0.33% ATEC 2026-01-07 16:01:19 21.94 21.92 0.75% ATEC 2026-01-07 17:01:17 22.36 21.95 0.80% ATEC 2026-01-07 18:01:19 22.36 21.95 0.78% ATEC 2026-01-07 19:01:15 22.36 21.90 0.78% ATEC 2026-01-07 21:01:37 0.00 0.00 0.78% 2026-01-08 ATEC 2026-01-08 06:01:14 22.36 20.10 0.78% ATEC 2026-01-08 07:01:10 22.36 22.21 0.78% ATEC 2026-01-08 08:01:36 22.36 20.32 0.78% ATEC 2026-01-08 09:01:09 22.36 20.35 0.78% ATEC 2026-01-08 10:01:14 22.32 20.35 0.78% ATEC 2026-01-08 11:01:10 22.99 22.93 4.59% ATEC 2026-01-08 12:01:13 22.91 22.88 4.31% ATEC 2026-01-08 13:01:13 23.25 23.21 5.87% ATEC 2026-01-08 14:01:20 23.10 23.07 5.23% ATEC 2026-01-08 15:01:16 23.15 23.14 5.46% ATEC 2026-01-08 16:01:23 22.84 22.81 3.95% ATEC 2026-01-08 17:01:16 23.12 22.31 3.30% ATEC 2026-01-08 18:01:21 23.12 22.68 3.28% ATEC 2026-01-08 19:01:22 23.12 22.66 3.28% ATEC 2026-01-08 21:01:25 0.00 0.00 5.28% 2026-01-09 ATEC 2026-01-09 06:01:07 23.20 22.63 2.28% ATEC 2026-01-09 07:00:59 23.18 22.63 1.41% ATEC 2026-01-09 08:01:03 23.20 22.60 -2.18% ATEC 2026-01-09 09:00:57 23.20 22.01 -2.18% ATEC 2026-01-09 10:01:03 25.18 22.50 -2.18% ATEC 2026-01-09 11:00:55 22.37 22.34 -1.46% ATEC 2026-01-09 12:01:03 22.24 22.23 -2.00% ATEC 2026-01-09 13:01:03 22.37 22.35 -1.46% ATEC 2026-01-09 14:01:05 22.45 22.44 -1.05% ATEC 2026-01-09 15:01:01 22.63 22.59 -0.23% ATEC 2026-01-09 16:01:05 22.47 22.44 -1.05% ATEC 2026-01-09 17:00:59 23.45 22.21 -0.09% ATEC 2026-01-09 19:01:04 25.12 22.21 -0.09% ATEC 2026-01-09 20:01:07 25.12 22.21 -1.94% ATEC 2026-01-09 21:01:12 0.00 0.00 -1.94%