$ADTN: ADTRAN, Inc. - Common Stock
2026-01-19 ADTN 2026-01-19 14:01:01 0.00 0.00 1.87% 2026-01-20 ADTN 2026-01-20 05:01:02 9.19 8.90 1.87% ADTN 2026-01-20 06:01:04 9.17 5.49 -0.88% ADTN 2026-01-20 07:00:56 9.64 5.49 -0.88% ADTN 2026-01-20 08:00:59 9.51 6.96 -0.88% ADTN 2026-01-20 09:00:59 9.39 9.10 -0.88% ADTN 2026-01-20 10:01:00 9.22 9.02 -1.32% ADTN 2026-01-20 11:00:58 9.28 9.25 0.11% ADTN 2026-01-20 12:00:57 9.27 9.26 0.22% ADTN 2026-01-20 13:01:02 9.31 9.30 0.77% ADTN 2026-01-20 14:01:05 9.23 9.22 -0.11% ADTN 2026-01-20 15:01:06 9.14 9.11 -1.21% ADTN 2026-01-20 16:01:05 9.18 9.17 -0.77% ADTN 2026-01-20 17:01:11 9.64 7.50 0.00% ADTN 2026-01-20 18:01:05 9.64 8.35 0.00% ADTN 2026-01-20 19:01:09 9.64 8.44 0.00% ADTN 2026-01-20 21:01:08 0.00 0.00 0.00% 2026-01-21 ADTN 2026-01-21 05:01:07 9.33 9.18 0.00% ADTN 2026-01-21 06:01:06 9.33 9.06 0.00% ADTN 2026-01-21 07:01:03 9.33 9.07 0.00% ADTN 2026-01-21 08:01:02 9.34 9.09 0.00% ADTN 2026-01-21 09:00:59 9.64 8.27 0.00% ADTN 2026-01-21 10:00:59 9.32 8.35 0.00% ADTN 2026-01-21 11:00:58 9.22 9.19 -0.11% ADTN 2026-01-21 12:00:56 9.36 9.35 1.30% ADTN 2026-01-21 14:01:17 9.17 9.16 -0.76% ADTN 2026-01-21 15:01:02 9.18 9.17 -0.65% ADTN 2026-01-21 16:01:05 9.31 9.28 0.76% ADTN 2026-01-21 17:01:04 9.39 8.31 0.65% ADTN 2026-01-21 18:01:04 9.39 8.27 0.65% ADTN 2026-01-21 19:01:05 9.58 9.10 0.65% ADTN 2026-01-21 20:34:42 8-K Sec report https://www.sec.gov/Archives/edgar/data/926282/000119312526018367/0001193125-26-018367-index.htm 8-K - ADTRAN Holdings, Inc. (0000926282) (Filer) ADTN 2026-01-21 21:01:12 0.00 0.00 3.35% 2026-01-22 ADTN 2026-01-22 05:01:00 9.47 3.72 1.52% ADTN 2026-01-22 06:00:58 9.61 9.38 2.49% ADTN 2026-01-22 07:00:59 10.85 9.38 2.92% ADTN 2026-01-22 08:00:58 9.87 9.15 2.81% ADTN 2026-01-22 09:00:55 9.86 9.15 5.09% ADTN 2026-01-22 10:01:00 9.76 9.15 3.46% ADTN 2026-01-22 11:00:56 10.10 10.07 8.77% ADTN 2026-01-22 12:00:55 10.14 10.11 9.31% ADTN 2026-01-22 13:01:05 10.14 10.13 9.31% ADTN 2026-01-22 14:01:10 10.17 10.16 9.74% ADTN 2026-01-22 15:01:04 10.12 10.10 8.87% ADTN 2026-01-22 16:01:05 10.08 10.07 8.66% ADTN 2026-01-22 17:00:52 10.40 9.69 6.71% ADTN 2026-01-22 18:01:08 10.14 9.80 6.67% ADTN 2026-01-22 19:01:09 10.12 9.80 6.67% ADTN 2026-01-22 20:01:04 10.40 9.80 6.67% ADTN 2026-01-22 21:01:13 0.00 0.00 6.67% 2026-01-23 ADTN 2026-01-23 05:01:03 9.89 8.98 6.67% ADTN 2026-01-23 06:01:08 10.74 9.72 6.67% ADTN 2026-01-23 07:01:11 9.91 9.72 6.67% ADTN 2026-01-23 08:01:01 9.93 9.69 6.67% ADTN 2026-01-23 09:01:03 9.94 9.69 -0.86% ADTN 2026-01-23 10:01:02 9.95 9.73 -0.86% ADTN 2026-01-23 11:01:05 9.77 9.75 -1.51% ADTN 2026-01-23 12:00:55 9.58 9.57 -3.55% ADTN 2026-01-23 13:01:08 9.59 9.58 -3.44% ADTN 2026-01-23 14:00:58 9.52 9.51 -4.09% ADTN 2026-01-23 15:01:10 9.60 9.59 -3.34% ADTN 2026-01-23 16:01:02 9.62 9.60 -2.91% ADTN 2026-01-23 17:01:01 10.22 8.98 -3.66% ADTN 2026-01-23 18:01:13 10.22 8.98 -3.43% ADTN 2026-01-23 21:01:06 0.00 0.00 -3.43% 2026-01-26 ADTN 2026-01-26 05:01:01 10.40 9.43 -3.43% ADTN 2026-01-26 06:01:00 10.36 9.38 -3.43% ADTN 2026-01-26 07:00:57 9.66 9.42 -3.43% ADTN 2026-01-26 08:00:57 9.69 9.40 -3.43% ADTN 2026-01-26 10:00:56 9.72 9.43 -3.43% ADTN 2026-01-26 11:00:57 9.64 9.60 0.51% ADTN 2026-01-26 12:00:57 9.53 9.51 -0.30% ADTN 2026-01-26 13:00:53 9.64 9.63 0.91% ADTN 2026-01-26 14:01:09 9.72 9.69 1.62% ADTN 2026-01-26 15:01:35 9.75 9.74 2.02% ADTN 2026-01-26 16:01:08 9.73 9.72 1.82% ADTN 2026-01-26 17:00:59 10.40 8.98 1.82% ADTN 2026-01-26 18:01:03 9.97 9.49 1.88% ADTN 2026-01-26 21:01:25 0.00 0.00 1.88% 2026-01-27 ADTN 2026-01-27 05:01:00 9.82 8.98 1.88% ADTN 2026-01-27 06:01:12 9.78 9.58 1.88% ADTN 2026-01-27 07:00:53 11.07 9.64 0.31% ADTN 2026-01-27 08:01:02 9.86 9.60 0.31% ADTN 2026-01-27 09:00:59 9.83 9.60 0.31% ADTN 2026-01-27 10:01:08 9.76 9.57 0.31% ADTN 2026-01-27 11:01:03 9.66 9.64 -0.84% ADTN 2026-01-27 12:00:59 9.73 9.72 0.00% ADTN 2026-01-27 13:00:53 9.67 9.66 -0.63% ADTN 2026-01-27 14:00:58 9.62 9.60 -1.05% ADTN 2026-01-27 15:01:07 9.72 9.71 0.00% ADTN 2026-01-27 16:00:57 9.65 9.64 -0.84% ADTN 2026-01-27 17:01:00 10.00 8.98 -1.57% ADTN 2026-01-27 18:01:04 9.82 9.34 -1.54% ADTN 2026-01-27 19:00:53 10.00 8.98 -1.54% ADTN 2026-01-27 20:01:05 9.92 9.41 -1.54% ADTN 2026-01-27 21:01:02 0.00 0.00 -1.54% ADTN 2026-01-27 22:01:07 9.92 9.41 -1.54% 2026-01-28 ADTN 2026-01-28 05:01:04 10.40 9.56 -1.54% ADTN 2026-01-28 06:01:02 9.77 9.56 -1.54% ADTN 2026-01-28 07:00:59 9.77 9.55 -1.54% ADTN 2026-01-28 09:00:54 9.79 8.98 -1.54% ADTN 2026-01-28 10:00:53 9.78 8.98 -1.54% ADTN 2026-01-28 11:00:54 9.62 9.60 0.31% ADTN 2026-01-28 12:00:56 9.56 9.53 -0.21% ADTN 2026-01-28 13:00:54 9.57 9.55 -0.10% ADTN 2026-01-28 14:00:53 9.64 9.61 0.62% ADTN 2026-01-28 15:00:57 9.64 9.61 0.72% ADTN 2026-01-28 16:01:20 9.68 9.66 0.92% ADTN 2026-01-28 17:01:15 9.87 9.60 0.21% ADTN 2026-01-28 18:01:13 9.87 8.98 0.21% ADTN 2026-01-28 21:01:09 0.00 0.00 0.21% 2026-01-29 ADTN 2026-01-29 05:00:59 9.68 9.46 0.21% ADTN 2026-01-29 06:01:05 9.72 9.47 0.21% ADTN 2026-01-29 07:01:00 9.70 9.46 0.21% ADTN 2026-01-29 08:00:58 9.73 9.46 0.21% ADTN 2026-01-29 10:00:52 9.73 8.98 0.21% ADTN 2026-01-29 11:00:56 9.52 9.50 -0.84% ADTN 2026-01-29 12:00:59 9.48 9.47 -1.15% ADTN 2026-01-29 13:01:03 9.49 9.47 -1.15% ADTN 2026-01-29 14:01:01 9.47 9.43 -1.46% ADTN 2026-01-29 15:01:28 9.47 9.43 -1.67% ADTN 2026-01-29 16:01:00 9.47 9.44 -1.36% ADTN 2026-01-29 17:01:05 9.87 9.15 -2.30% ADTN 2026-01-29 18:01:16 9.87 9.15 -2.29% ADTN 2026-01-29 19:01:05 9.87 9.32 -2.29% ADTN 2026-01-29 21:01:05 0.00 0.00 -2.71% 2026-01-30 ADTN 2026-01-30 05:00:57 10.40 9.14 -2.71% ADTN 2026-01-30 06:01:04 9.32 9.10 -2.71% ADTN 2026-01-30 07:01:05 9.35 9.10 -2.71% ADTN 2026-01-30 08:01:01 9.35 8.98 -2.71% ADTN 2026-01-30 09:00:57 10.40 9.15 -2.71% ADTN 2026-01-30 10:00:59 9.31 9.06 -2.71% ADTN 2026-01-30 11:00:56 9.66 9.63 2.92% ADTN 2026-01-30 12:00:57 9.44 9.43 0.73% ADTN 2026-01-30 13:00:59 9.37 9.35 0.00% ADTN 2026-01-30 14:00:56 9.41 9.40 0.42% ADTN 2026-01-30 15:01:01 9.42 9.41 0.63% ADTN 2026-01-30 16:00:54 9.32 9.31 -0.52% ADTN 2026-01-30 17:01:03 10.40 8.52 -1.46% ADTN 2026-01-30 18:01:06 10.40 8.52 -1.49% ADTN 2026-01-30 21:01:07 0.00 0.00 -1.49% 2026-02-02 ADTN 2026-02-02 05:00:53 9.33 9.09 -1.49% ADTN 2026-02-02 06:00:53 10.01 9.03 -1.28% ADTN 2026-02-02 07:01:02 10.01 9.02 -1.28% ADTN 2026-02-02 08:01:01 10.01 8.98 -1.28% ADTN 2026-02-02 09:00:58 10.01 9.00 -1.28% ADTN 2026-02-02 11:00:56 9.51 9.49 2.99% ADTN 2026-02-02 12:00:56 9.57 9.55 3.63% ADTN 2026-02-02 13:01:00 9.62 9.59 4.16% ADTN 2026-02-02 14:00:55 9.54 9.52 3.52% ADTN 2026-02-02 15:01:17 9.52 9.51 3.20% ADTN 2026-02-02 16:01:15 9.43 9.42 2.13% ADTN 2026-02-02 17:00:58 10.40 9.00 1.71% ADTN 2026-02-02 18:01:13 10.40 9.00 1.74% ADTN 2026-02-02 19:01:03 10.40 8.98 1.74% ADTN 2026-02-02 21:01:06 0.00 0.00 1.74% 2026-02-03 ADTN 2026-02-03 05:00:55 10.40 9.50 2.39% ADTN 2026-02-03 06:00:58 9.65 9.51 1.63% ADTN 2026-02-03 07:00:59 9.64 9.51 1.63% ADTN 2026-02-03 08:00:55 9.62 9.38 1.63% ADTN 2026-02-03 09:00:59 9.65 9.39 1.63% ADTN 2026-02-03 10:00:58 10.40 9.39 1.63% ADTN 2026-02-03 11:00:53 9.43 9.40 0.65% ADTN 2026-02-03 12:00:55 9.56 9.55 2.06% ADTN 2026-02-03 13:01:05 9.45 9.43 0.98% ADTN 2026-02-03 14:01:05 9.35 9.34 -0.22% ADTN 2026-02-03 15:01:01 9.30 9.28 -0.65% ADTN 2026-02-03 16:01:04 9.39 9.38 0.33% ADTN 2026-02-03 17:01:03 10.40 0.00 1.52% ADTN 2026-02-03 18:01:07 10.40 8.14 1.49% ADTN 2026-02-03 20:01:02 9.50 8.14 1.49% ADTN 2026-02-03 21:01:11 0.00 0.00 1.49% 2026-02-04 ADTN 2026-02-04 05:01:01 10.40 9.26 1.49% ADTN 2026-02-04 06:00:57 10.40 9.23 1.49% ADTN 2026-02-04 07:00:58 10.40 9.25 -0.11% ADTN 2026-02-04 08:00:53 9.51 9.22 -0.11% ADTN 2026-02-04 09:00:52 9.53 9.25 -0.11% ADTN 2026-02-04 10:00:58 9.53 9.23 -0.11% ADTN 2026-02-04 11:00:54 9.64 9.60 1.39% ADTN 2026-02-04 12:01:13 9.53 9.51 0.21% ADTN 2026-02-04 13:01:02 9.45 9.43 -0.43% ADTN 2026-02-04 14:01:16 9.31 9.30 -1.92% ADTN 2026-02-04 15:01:01 9.18 9.17 -3.52% ADTN 2026-02-04 16:01:03 9.47 9.46 -0.21% ADTN 2026-02-04 17:00:53 9.73 8.27 -0.21% ADTN 2026-02-04 18:01:02 9.99 8.27 -0.21% ADTN 2026-02-04 22:01:20 0.00 0.00 -0.21% 2026-02-05 ADTN 2026-02-05 05:01:03 9.55 9.34 -0.21% ADTN 2026-02-05 06:01:02 9.65 9.39 -0.21% ADTN 2026-02-05 07:01:06 9.64 9.40 -0.21% ADTN 2026-02-05 09:00:55 9.53 9.26 -0.21% ADTN 2026-02-05 10:00:57 10.36 9.28 -0.21% 2026-02-06 ADTN 2026-02-06 10:01:01 9.72 9.44 1.48% ADTN 2026-02-06 11:00:58 9.50 9.48 1.06% ADTN 2026-02-06 12:01:01 9.53 9.51 1.37% ADTN 2026-02-06 13:01:04 9.56 9.55 1.80% ADTN 2026-02-06 14:01:05 9.74 9.72 3.59% ADTN 2026-02-06 15:01:05 9.75 9.74 3.70% ADTN 2026-02-06 16:01:06 9.92 9.91 5.60% ADTN 2026-02-06 17:01:05 0.00 0.00 4.96% ADTN 2026-02-06 18:01:04 10.84 8.14 5.01% ADTN 2026-02-06 21:01:02 0.00 0.00 5.01% 2026-02-09 ADTN 2026-02-09 05:01:05 10.40 8.98 5.01% ADTN 2026-02-09 06:01:05 9.86 9.61 5.01% ADTN 2026-02-09 09:00:59 9.89 9.61 5.01% ADTN 2026-02-09 10:01:00 9.91 9.66 5.01% ADTN 2026-02-09 11:00:56 9.94 9.91 0.85% ADTN 2026-02-09 12:00:57 10.26 10.23 4.26% ADTN 2026-02-09 13:01:01 10.26 10.22 4.26% ADTN 2026-02-09 14:00:57 10.30 10.28 4.69% ADTN 2026-02-09 15:01:02 10.43 10.42 6.07% ADTN 2026-02-09 16:01:29 10.38 10.36 5.54% ADTN 2026-02-09 17:00:57 10.90 9.71 5.86% ADTN 2026-02-09 18:00:56 10.90 10.16 5.58% ADTN 2026-02-09 19:01:03 10.90 9.71 3.96% ADTN 2026-02-09 20:00:56 10.90 10.16 3.96% 2026-02-10 ADTN 2026-02-10 05:01:07 16.30 9.71 3.96% ADTN 2026-02-10 06:01:02 10.52 9.71 0.00% ADTN 2026-02-10 07:00:57 10.51 9.71 0.00% ADTN 2026-02-10 08:01:03 10.55 9.71 0.00% ADTN 2026-02-10 10:01:04 10.40 9.71 0.00% ADTN 2026-02-10 11:00:59 10.47 10.45 0.91% ADTN 2026-02-10 12:00:54 10.46 10.44 0.61% ADTN 2026-02-10 13:01:15 10.45 10.44 0.61% ADTN 2026-02-10 14:09:16 10.52 10.51 1.22% ADTN 2026-02-10 15:01:21 10.40 10.39 0.00% ADTN 2026-02-10 16:01:04 10.39 10.38 -0.10% ADTN 2026-02-10 17:01:04 11.48 9.71 -0.71% ADTN 2026-02-10 18:01:51 11.48 9.71 -0.67% ADTN 2026-02-10 19:00:59 11.50 9.71 -0.67% ADTN 2026-02-10 21:01:17 0.00 0.00 -0.67% 2026-02-11 ADTN 2026-02-11 05:01:00 10.59 10.29 -0.67% ADTN 2026-02-11 07:00:57 10.59 9.71 -0.67% ADTN 2026-02-11 08:00:55 10.58 9.71 -0.38% ADTN 2026-02-11 09:00:53 10.52 9.71 -0.38% ADTN 2026-02-11 10:00:54 10.90 10.40 -0.38% ADTN 2026-02-11 11:01:13 10.20 10.18 -1.54% ADTN 2026-02-11 12:00:57 10.24 10.22 -1.15% ADTN 2026-02-11 13:00:57 10.26 10.24 -0.87% ADTN 2026-02-11 14:01:02 10.23 10.19 -1.15% ADTN 2026-02-11 15:00:58 10.28 10.26 -0.77% ADTN 2026-02-11 16:01:05 10.29 10.28 -0.48% ADTN 2026-02-11 17:01:00 10.90 9.71 0.38% ADTN 2026-02-11 18:01:20 10.90 9.71 0.39% ADTN 2026-02-11 21:01:14 0.00 0.00 0.39% 2026-02-12 ADTN 2026-02-12 05:01:04 10.46 10.13 0.39% ADTN 2026-02-12 06:01:16 10.47 10.13 -0.48% ADTN 2026-02-12 08:01:01 10.46 10.13 -1.35% ADTN 2026-02-12 09:01:09 10.47 10.14 -1.35% ADTN 2026-02-12 10:01:01 10.48 10.28 -1.35% ADTN 2026-02-12 11:01:25 10.11 10.08 -2.61% ADTN 2026-02-12 12:01:29 9.85 9.81 -5.31% ADTN 2026-02-12 13:06:39 9.77 9.74 -5.99% ADTN 2026-02-12 14:01:02 9.80 9.76 -5.80% ADTN 2026-02-12 15:01:17 9.85 9.82 -5.22% ADTN 2026-02-12 16:01:05 9.95 9.93 -4.25% ADTN 2026-02-12 17:01:37 10.90 8.98 -4.25% ADTN 2026-02-12 18:00:59 10.90 9.91 -4.24% ADTN 2026-02-12 19:01:09 10.90 10.01 -3.47% ADTN 2026-02-12 21:01:13 0.00 0.00 -3.47% 2026-02-13 ADTN 2026-02-13 05:02:26 9.95 9.67 -3.47% ADTN 2026-02-13 06:01:02 9.95 9.65 -3.47% ADTN 2026-02-13 09:01:24 9.97 9.64 -3.47% ADTN 2026-02-13 10:01:09 10.06 9.92 -3.47% ADTN 2026-02-13 11:01:34 9.89 9.86 -0.39% ADTN 2026-02-13 12:00:58 10.16 10.15 2.22% ADTN 2026-02-13 13:01:38 10.23 10.21 2.79% ADTN 2026-02-13 14:01:25 10.26 10.24 3.08% ADTN 2026-02-13 15:00:58 10.19 10.17 2.41% ADTN 2026-02-13 16:00:58 10.14 10.13 2.02% ADTN 2026-02-13 17:00:56 10.90 8.98 2.02% ADTN 2026-02-13 18:00:58 10.90 9.89 2.11% ADTN 2026-02-13 19:00:53 10.90 9.01 2.11% ADTN 2026-02-13 21:01:19 0.00 0.00 2.11% 2026-02-17 ADTN 2026-02-17 05:01:02 10.22 9.97 2.11% ADTN 2026-02-17 06:00:55 10.22 9.96 2.11% ADTN 2026-02-17 07:00:57 10.22 9.97 2.11% ADTN 2026-02-17 08:01:00 10.46 9.94 2.11% ADTN 2026-02-17 09:00:56 10.16 9.90 2.11% ADTN 2026-02-17 10:00:54 10.18 9.89 -0.30% ADTN 2026-02-17 11:00:55 9.97 9.94 -1.61% ADTN 2026-02-17 12:01:00 10.20 10.18 0.60% ADTN 2026-02-17 13:00:58 10.28 10.26 1.41% ADTN 2026-02-17 14:00:55 10.20 10.18 0.80% ADTN 2026-02-17 16:00:58 10.15 10.14 0.20% ADTN 2026-02-17 17:00:58 10.85 0.00 0.20% ADTN 2026-02-17 18:00:58 10.37 9.91 1.68% ADTN 2026-02-17 20:00:57 10.85 7.78 1.68% ADTN 2026-02-17 21:01:11 0.00 0.00 1.68% 2026-02-18 ADTN 2026-02-18 05:00:56 10.29 10.09 1.68% ADTN 2026-02-18 06:00:58 10.54 10.21 0.30% ADTN 2026-02-18 08:00:58 10.49 10.21 0.79% ADTN 2026-02-18 09:01:00 10.90 10.16 0.79% ADTN 2026-02-18 11:00:57 10.14 10.10 -0.20% ADTN 2026-02-18 12:00:57 10.06 10.03 -0.89% ADTN 2026-02-18 13:00:58 10.04 10.02 -0.99%