$ALT: Altimmune, Inc. - Common Stock
2026-04-07 ALT 2026-04-07 12:01:36 3.39 3.38 2.10% ALT 2026-04-07 13:01:28 3.42 3.41 2.69% ALT 2026-04-07 14:01:29 3.44 3.43 3.29% ALT 2026-04-07 15:01:22 3.37 3.36 0.90% ALT 2026-04-07 16:01:27 3.48 3.30 1.50% ALT 2026-04-07 18:01:18 3.47 3.30 1.50% ALT 2026-04-07 20:01:31 0.00 0.00 4.50% 2026-04-08 ALT 2026-04-08 04:01:30 3.86 3.52 4.50% ALT 2026-04-08 05:01:28 3.66 3.52 4.50% ALT 2026-04-08 06:01:31 3.66 3.23 4.50% ALT 2026-04-08 07:01:35 3.66 3.42 4.50% ALT 2026-04-08 09:01:27 3.57 3.42 4.50% ALT 2026-04-08 10:01:40 3.47 3.46 3.00% ALT 2026-04-08 11:01:32 3.42 3.41 1.50% ALT 2026-04-08 12:01:27 3.41 3.40 1.20% ALT 2026-04-08 13:01:30 3.43 3.42 1.50% ALT 2026-04-08 14:01:31 3.40 3.39 0.90% ALT 2026-04-08 15:02:45 3.37 3.36 0.00% ALT 2026-04-08 16:01:34 3.46 3.32 0.00% ALT 2026-04-08 17:01:23 3.43 3.32 0.00% ALT 2026-04-08 18:01:31 3.47 3.32 0.00% ALT 2026-04-08 19:01:30 3.46 3.32 0.00% ALT 2026-04-08 20:01:34 0.00 0.00 0.00% 2026-04-09 ALT 2026-04-09 04:01:42 3.86 3.37 0.00% ALT 2026-04-09 07:01:33 3.71 3.37 0.00% ALT 2026-04-09 08:01:51 3.74 3.31 0.89% ALT 2026-04-09 09:01:19 3.45 3.35 0.89% ALT 2026-04-09 10:01:31 3.32 3.31 -1.18% ALT 2026-04-09 10:50:13 Altimmune: Considering If A Repeat Of The 2025 Run-Up Is On Tap ALT 2026-04-09 11:01:20 3.33 3.32 -1.18% ALT 2026-04-09 12:01:21 3.37 3.36 0.00% ALT 2026-04-09 13:01:21 3.38 3.37 0.30% ALT 2026-04-09 14:01:31 3.36 3.35 -0.30% ALT 2026-04-09 16:01:30 3.43 3.25 0.30% ALT 2026-04-09 18:01:33 3.52 3.25 0.30% ALT 2026-04-09 20:01:42 0.00 0.00 0.30% 2026-04-10 ALT 2026-04-10 04:01:30 3.70 3.01 0.30% ALT 2026-04-10 06:01:39 3.70 3.00 0.30% ALT 2026-04-10 07:01:51 3.70 3.41 0.89% ALT 2026-04-10 08:01:30 3.68 3.41 1.19% ALT 2026-04-10 09:01:25 3.44 3.40 0.89% ALT 2026-04-10 10:01:21 3.29 3.28 -2.37% ALT 2026-04-10 11:01:20 3.29 3.28 -2.67% ALT 2026-04-10 12:03:09 3.24 3.23 -3.86% ALT 2026-04-10 14:01:32 3.26 3.25 -3.56% ALT 2026-04-10 15:01:21 3.26 3.25 -3.26% ALT 2026-04-10 16:01:32 3.50 3.22 -3.86% ALT 2026-04-10 17:01:23 3.50 3.22 -3.85% ALT 2026-04-10 19:01:27 3.27 3.23 -2.96% ALT 2026-04-10 20:01:43 0.00 0.00 -2.96% 2026-04-13 ALT 2026-04-13 04:01:30 3.56 2.93 -2.96% ALT 2026-04-13 06:01:22 3.50 2.93 -2.96% ALT 2026-04-13 07:01:18 3.35 3.08 -2.96% ALT 2026-04-13 08:01:19 3.35 3.12 -2.96% ALT 2026-04-13 09:01:17 3.23 3.12 -2.96% ALT 2026-04-13 10:01:22 3.25 3.24 0.30% ALT 2026-04-13 11:01:16 3.24 3.23 0.00% ALT 2026-04-13 12:01:25 3.22 3.21 -0.59% ALT 2026-04-13 13:01:24 3.21 3.20 -0.89% ALT 2026-04-13 15:01:24 3.23 3.22 -0.30% ALT 2026-04-13 16:01:39 3.28 3.19 -0.30% ALT 2026-04-13 17:01:28 3.28 3.19 0.93% ALT 2026-04-13 19:01:28 3.27 3.19 0.93% ALT 2026-04-13 20:01:58 0.00 0.00 0.93% 2026-04-14 ALT 2026-04-14 04:01:24 3.81 2.96 0.93% ALT 2026-04-14 05:01:16 3.52 3.27 0.93% ALT 2026-04-14 06:01:30 3.51 3.13 1.54% ALT 2026-04-14 07:01:26 3.28 3.14 1.54% ALT 2026-04-14 08:01:33 3.28 3.23 1.54% ALT 2026-04-14 09:01:18 3.51 2.98 0.62% ALT 2026-04-14 10:01:24 3.26 3.25 1.23% ALT 2026-04-14 11:01:32 3.28 3.27 1.85% ALT 2026-04-14 12:01:29 3.30 3.29 2.47% ALT 2026-04-14 13:01:33 3.28 3.27 1.85% ALT 2026-04-14 14:01:24 3.26 3.25 1.23% ALT 2026-04-14 15:01:22 3.27 3.26 1.54% ALT 2026-04-14 16:01:21 3.47 3.26 2.16% ALT 2026-04-14 17:01:18 3.27 3.20 1.86% ALT 2026-04-14 18:01:54 3.30 3.20 1.55% ALT 2026-04-14 20:01:40 0.00 0.00 1.55% 2026-04-15 ALT 2026-04-15 04:01:29 3.59 3.20 1.55% ALT 2026-04-15 06:01:26 3.86 3.20 1.55% ALT 2026-04-15 07:01:16 3.62 3.20 1.55% ALT 2026-04-15 08:01:18 3.34 3.29 1.55% ALT 2026-04-15 09:01:17 3.35 3.28 0.00% ALT 2026-04-15 10:05:49 3.32 3.31 1.24% ALT 2026-04-15 11:01:18 3.30 3.29 0.62% ALT 2026-04-15 12:01:32 3.32 3.31 1.24% ALT 2026-04-15 13:01:24 3.35 3.34 2.17% ALT 2026-04-15 14:01:22 3.39 3.38 3.41% ALT 2026-04-15 15:01:27 3.41 3.40 3.41% ALT 2026-04-15 16:01:39 3.52 3.35 3.34% ALT 2026-04-15 17:01:37 3.52 3.35 2.74% ALT 2026-04-15 18:01:33 3.52 3.39 2.74% ALT 2026-04-15 20:01:41 0.00 0.00 2.74% 2026-04-16 ALT 2026-04-16 04:01:51 3.60 3.35 2.74% ALT 2026-04-16 05:01:25 3.52 3.35 2.74% ALT 2026-04-16 06:01:32 3.59 3.35 2.74% ALT 2026-04-16 07:01:44 3.52 3.37 2.74% ALT 2026-04-16 08:01:30 3.52 3.35 0.91% ALT 2026-04-16 09:01:20 3.52 3.35 0.61% ALT 2026-04-16 10:01:17 3.38 3.37 -0.61% ALT 2026-04-16 11:01:19 3.43 3.42 0.91% ALT 2026-04-16 12:01:26 3.43 3.42 1.22% ALT 2026-04-16 13:01:18 3.40 3.39 0.00% ALT 2026-04-16 14:01:24 3.48 3.47 2.74% ALT 2026-04-16 15:01:43 3.50 3.49 3.34% ALT 2026-04-16 16:01:28 3.59 3.35 3.53% ALT 2026-04-16 17:07:34 8-K Sec report https://www.sec.gov/Archives/edgar/data/1326190/000132619026000027/0001326190-26-000027-index.htm 8-K - Altimmune, Inc. (0001326190) (Filer) ALT 2026-04-16 19:01:42 3.59 3.50 3.53% ALT 2026-04-16 20:01:59 0.00 0.00 3.53% 2026-04-17 ALT 2026-04-17 04:01:40 3.87 3.36 3.53% ALT 2026-04-17 05:01:31 3.73 3.36 3.53% ALT 2026-04-17 08:01:27 3.73 3.40 3.53% ALT 2026-04-17 10:01:38 3.52 3.50 0.59% ALT 2026-04-17 12:01:38 3.50 3.49 0.00% ALT 2026-04-17 13:02:02 3.47 3.46 -0.88% ALT 2026-04-17 14:01:49 3.47 3.46 -1.18% ALT 2026-04-17 15:01:33 3.43 3.42 -2.06% ALT 2026-04-17 16:01:42 3.58 3.50 0.00% ALT 2026-04-17 17:01:34 3.55 3.32 1.14% ALT 2026-04-17 18:01:37 3.58 3.32 1.14% ALT 2026-04-17 19:01:43 3.58 3.32 0.85% ALT 2026-04-17 20:02:09 0.00 0.00 0.85% 2026-04-20 ALT 2026-04-20 04:01:30 3.53 3.17 0.85% ALT 2026-04-20 05:01:33 3.90 3.17 0.85% ALT 2026-04-20 06:01:33 3.91 3.44 0.85% ALT 2026-04-20 07:01:26 3.70 3.16 0.00% ALT 2026-04-20 09:01:22 3.70 2.50 0.00% ALT 2026-04-20 10:01:27 3.45 3.44 -1.14% ALT 2026-04-20 11:01:16 3.46 3.45 -1.14% ALT 2026-04-20 12:01:31 3.47 3.46 -0.57% ALT 2026-04-20 13:01:25 3.48 3.47 -0.57% ALT 2026-04-20 14:01:33 3.49 3.48 0.00% ALT 2026-04-20 15:01:30 3.51 3.50 0.00% ALT 2026-04-20 16:01:20 3.57 3.49 2.00% ALT 2026-04-20 17:01:25 3.64 3.50 2.00% ALT 2026-04-20 18:01:35 3.63 3.50 2.00% ALT 2026-04-20 20:01:45 0.00 0.00 2.00% 2026-04-21 ALT 2026-04-21 04:01:41 3.85 3.05 2.00% ALT 2026-04-21 05:01:25 3.85 3.22 2.00% ALT 2026-04-21 06:01:25 3.73 3.32 2.00% ALT 2026-04-21 07:01:17 3.73 3.52 -1.14% ALT 2026-04-21 08:01:27 3.73 3.52 0.86% ALT 2026-04-21 09:01:18 3.60 3.53 0.00% ALT 2026-04-21 10:01:27 3.58 3.57 0.86% ALT 2026-04-21 11:01:16 3.63 3.62 2.00% ALT 2026-04-21 12:01:32 3.61 3.60 1.43% ALT 2026-04-21 13:01:26 3.42 3.41 -4.00% ALT 2026-04-21 14:01:30 3.45 3.44 -2.86% ALT 2026-04-21 15:01:42 3.43 3.42 -3.43% ALT 2026-04-21 16:01:39 3.63 3.32 -3.93% ALT 2026-04-21 17:01:13 3.63 3.41 -3.93% ALT 2026-04-21 20:01:28 0.00 0.00 -3.93% 2026-04-22 ALT 2026-04-22 04:01:41 3.83 3.08 -3.93% ALT 2026-04-22 05:01:34 3.59 3.32 -3.93% ALT 2026-04-22 06:01:31 3.59 3.37 -3.93% ALT 2026-04-22 07:01:28 3.59 3.36 -3.93% ALT 2026-04-22 09:01:23 3.59 3.45 1.40% ALT 2026-04-22 10:01:30 3.47 3.46 1.97% ALT 2026-04-22 12:02:55 3.49 3.48 2.53% ALT 2026-04-22 14:01:24 3.47 3.46 1.97% ALT 2026-04-22 14:50:00 Altimmune: Why I'm Downgrading To Hold Despite MASH Promise ALT 2026-04-22 15:01:38 3.45 3.44 1.40% ALT 2026-04-22 16:01:54 3.50 3.44 2.05% ALT 2026-04-22 17:01:36 3.05 3.00 -12.02% ALT 2026-04-22 18:01:37 3.03 3.00 -10.85% ALT 2026-04-22 19:01:38 3.03 3.00 -11.44% ALT 2026-04-22 20:01:46 0.00 0.00 -10.85% 2026-04-23 ALT 2026-04-23 04:02:00 3.19 2.89 -13.20% ALT 2026-04-23 05:01:36 3.04 2.89 -12.61% ALT 2026-04-23 06:01:53 3.03 3.00 -13.78% ALT 2026-04-23 07:01:27 2.97 2.93 -15.54% ALT 2026-04-23 08:01:29 2.88 2.85 -18.18% ALT 2026-04-23 09:01:23 3.10 3.05 -11.44% ALT 2026-04-23 10:01:24 3.01 3.00 -13.20% ALT 2026-04-23 11:01:56 3.04 3.03 -12.61% ALT 2026-04-23 12:01:42 2.91 2.90 -16.42% ALT 2026-04-23 13:01:35 2.83 2.82 -18.77% ALT 2026-04-23 14:01:44 2.88 2.87 -17.30% ALT 2026-04-23 15:01:31 2.89 2.88 -17.01% ALT 2026-04-23 16:01:37 2.95 2.83 -17.87% ALT 2026-04-23 17:01:35 2.95 2.89 -17.87% ALT 2026-04-23 18:01:39 2.95 2.90 -15.85% ALT 2026-04-23 20:01:42 0.00 0.00 -15.85% 2026-04-24 ALT 2026-04-24 04:01:46 3.19 2.75 -15.85% ALT 2026-04-24 05:01:33 2.99 2.97 2.59% ALT 2026-04-24 06:01:39 3.00 2.96 0.86% ALT 2026-04-24 07:01:25 3.00 2.93 1.44% ALT 2026-04-24 08:01:30 2.97 2.93 2.02% ALT 2026-04-24 09:01:21 2.96 2.93 2.02% ALT 2026-04-24 10:01:32 2.94 2.93 1.44% ALT 2026-04-24 13:01:23 2.90 2.89 0.29% ALT 2026-04-24 14:01:27 2.88 2.87 -0.29% ALT 2026-04-24 15:01:35 2.86 2.85 -0.86% ALT 2026-04-24 16:01:31 2.88 2.82 -0.35% ALT 2026-04-24 16:05:27 8-K Sec report https://www.sec.gov/Archives/edgar/data/1326190/000110465926048552/0001104659-26-048552-index.htm 8-K - Altimmune, Inc. (0001326190) (Filer) ALT 2026-04-24 17:01:55 3.03 2.84 -0.35% ALT 2026-04-24 20:02:07 0.00 0.00 -0.35% 2026-04-27 ALT 2026-04-27 04:01:47 3.14 2.62 1.04% ALT 2026-04-27 05:01:26 3.14 2.85 1.04% ALT 2026-04-27 06:01:28 3.14 2.86 1.04% ALT 2026-04-27 07:01:31 2.90 2.86 1.73% ALT 2026-04-27 08:01:26 2.95 2.86 1.04% ALT 2026-04-27 10:01:25 2.85 2.84 0.00% ALT 2026-04-27 11:01:22 2.81 2.80 -1.38% ALT 2026-04-27 12:01:27 2.80 2.79 -1.38% ALT 2026-04-27 14:01:30 2.78 2.77 -2.08% ALT 2026-04-27 16:01:34 2.80 2.75 -1.40% ALT 2026-04-27 17:01:21 2.85 2.75 -1.40% ALT 2026-04-27 18:01:14 2.95 2.79 -1.40% ALT 2026-04-27 20:01:18 0.00 0.00 -1.40% 2026-04-28 ALT 2026-04-28 04:01:29 3.12 2.62 -1.40% ALT 2026-04-28 05:01:16 3.05 2.82 -1.40% ALT 2026-04-28 06:01:21 3.05 2.80 1.05% ALT 2026-04-28 07:01:19 2.81 2.64 0.35% ALT 2026-04-28 08:01:25 2.81 2.77 -0.35% ALT 2026-04-28 09:01:16 2.81 2.77 0.00% ALT 2026-04-28 10:01:17 2.80 2.79 0.35% ALT 2026-04-28 11:01:14 2.79 2.78 0.00% ALT 2026-04-28 12:01:19 2.80 2.79 0.35% ALT 2026-04-28 13:01:29 2.78 2.77 -0.35% ALT 2026-04-28 14:01:23 2.76 2.75 -1.05% ALT 2026-04-28 15:01:18 2.77 2.76 -0.70% ALT 2026-04-28 16:01:27 2.80 2.73 -1.79% ALT 2026-04-28 18:02:39 2.79 2.73 -1.79% ALT 2026-04-28 19:01:30 2.79 2.72 -1.79% ALT 2026-04-28 20:01:33 0.00 0.00 -1.79% 2026-04-29 ALT 2026-04-29 04:01:34 3.04 2.69 0.00% ALT 2026-04-29 05:01:18 3.01 2.69 0.00% ALT 2026-04-29 06:01:23 2.82 2.70 0.00% ALT 2026-04-29 07:01:19 2.80 2.70 1.07% ALT 2026-04-29 08:01:21 2.76 2.70 1.07% ALT 2026-04-29 09:01:20 2.81 2.70 1.07% ALT 2026-04-29 10:01:21 2.63 2.62 -3.93% ALT 2026-04-29 11:01:17 2.62 2.61 -4.64% ALT 2026-04-29 12:01:20 2.65 2.64 -3.21% ALT 2026-04-29 13:01:19 2.64 2.63 -3.57% ALT 2026-04-29 14:01:35 2.63 2.62 -3.93% ALT 2026-04-29 16:01:25 2.63 2.62 -4.01% ALT 2026-04-29 17:01:29 2.78 2.61 -4.01% ALT 2026-04-29 19:01:26 2.77 2.63 -3.65% ALT 2026-04-29 20:01:34 0.00 0.00 -3.65% 2026-04-30 ALT 2026-04-30 04:01:21 2.78 2.63 -3.65% ALT 2026-04-30 07:01:22 2.78 2.63 0.73% ALT 2026-04-30 08:01:19 2.78 2.65 2.55% ALT 2026-04-30 09:01:17 2.77 2.65 2.19% ALT 2026-04-30 10:01:17 2.62 2.61 0.00% ALT 2026-04-30 11:01:15 2.60 2.59 -0.73% ALT 2026-04-30 12:01:20 2.61 2.60 -0.73% ALT 2026-04-30 13:01:10 2.62 2.61 0.00% ALT 2026-04-30 14:01:23 2.63 2.62 0.00% ALT 2026-04-30 15:01:38 2.61 2.60 -0.73% ALT 2026-04-30 16:01:30 2.64 2.58 -0.76% ALT 2026-04-30 17:01:39 2.68 2.58 0.00% ALT 2026-04-30 20:01:39 0.00 0.00 0.00% 2026-05-01 ALT 2026-05-01 04:01:31 2.82 2.58 0.00% ALT 2026-05-01 05:01:22 2.81 2.60 1.14% ALT 2026-05-01 06:01:27 2.69 2.60 1.14% ALT 2026-05-01 07:01:27 2.69 2.61 1.14% ALT 2026-05-01 08:01:28 2.69 2.61 0.38% ALT 2026-05-01 09:01:16 2.70 2.60 0.38% ALT 2026-05-01 10:01:23 2.68 2.67 2.66% ALT 2026-05-01 11:02:20 2.77 2.76 6.46% ALT 2026-05-01 12:01:26 2.76 2.75 6.46% ALT 2026-05-01 13:01:24 2.75 2.74 5.70% ALT 2026-05-01 14:01:28 2.76 2.75 6.46% ALT 2026-05-01 15:01:22 2.77 2.76 6.46% ALT 2026-05-01 16:01:50 2.82 2.67 8.46% ALT 2026-05-01 18:01:25 2.82 2.75 4.23% ALT 2026-05-01 20:01:29 0.00 0.00 8.08% 2026-05-04 ALT 2026-05-04 04:01:32 2.82 2.76 8.08% ALT 2026-05-04 05:01:13 3.11 2.87 2.31% ALT 2026-05-04 06:01:28 3.11 2.85 1.92% ALT 2026-05-04 07:01:19 2.86 2.84 1.54% ALT 2026-05-04 08:01:19 2.85 2.84 1.54% ALT 2026-05-04 10:02:05 2.98 2.97 6.54% ALT 2026-05-04 11:01:21 3.01 3.00 7.69% ALT 2026-05-04 12:01:29 2.99 2.98 6.54% ALT 2026-05-04 13:01:28 2.99 2.98 6.92% ALT 2026-05-04 14:02:14 3.00 2.99 7.31% ALT 2026-05-04 15:01:25 2.99 2.98 6.92% ALT 2026-05-04 16:01:27 3.02 2.88 6.74% ALT 2026-05-04 17:01:32 3.02 2.98 6.74% ALT 2026-05-04 18:01:29 3.13 2.88 6.74% ALT 2026-05-04 20:01:37 0.00 0.00 6.74% 2026-05-05 ALT 2026-05-05 04:01:53 3.19 2.71 6.74% ALT 2026-05-05 05:01:44 3.09 2.71 6.74% ALT 2026-05-05 07:01:20 3.03 2.92 6.74% ALT 2026-05-05 08:01:21 3.04 3.00 6.74% ALT 2026-05-05 09:01:20 3.04 3.00 0.71% ALT 2026-05-05 10:01:20 3.06 3.05 1.77% ALT 2026-05-05 12:01:39 3.05 3.04 1.42% ALT 2026-05-05 13:01:28 3.03 3.02 0.71% ALT 2026-05-05 14:01:28 3.04 3.03 1.06% ALT 2026-05-05 15:01:22 3.03 3.02 0.71% ALT 2026-05-05 16:01:29 3.08 2.98 1.66% ALT 2026-05-05 17:01:15 3.08 3.02 1.66% ALT 2026-05-05 20:01:39 0.00 0.00 1.66% 2026-05-06 ALT 2026-05-06 04:01:34 3.40 3.02 1.66% ALT 2026-05-06 05:01:01 3.32 3.02 1.66% ALT 2026-05-06 06:01:07 3.32 3.03 1.66% ALT 2026-05-06 07:01:03 3.13 3.08 1.66% ALT 2026-05-06 08:01:08 3.30 3.02 1.66% ALT 2026-05-06 09:01:01 3.09 3.02 0.99% ALT 2026-05-06 10:01:07 3.12 3.11 2.32% ALT 2026-05-06 11:01:05 3.21 3.20 4.97% ALT 2026-05-06 12:01:11 3.18 3.17 4.30% ALT 2026-05-06 13:01:03 3.19 3.18 4.30% ALT 2026-05-06 14:01:25 3.20 3.19 4.97% ALT 2026-05-06 16:01:15 3.27 3.21 6.86% ALT 2026-05-06 17:01:14 3.29 3.02 6.86% ALT 2026-05-06 18:02:24 3.25 3.02 6.86% ALT 2026-05-06 20:01:13 0.00 0.00 5.56% 2026-05-07 ALT 2026-05-07 04:01:09 3.43 3.05 5.56% ALT 2026-05-07 05:01:02 3.43 3.22 5.56% ALT 2026-05-07 07:01:12 3.43 3.23 5.56% ALT 2026-05-07 08:01:11 3.29 3.22 0.00% ALT 2026-05-07 09:01:01 3.26 3.22 0.33% ALT 2026-05-07 10:01:03 3.09 3.08 -5.23% ALT 2026-05-07 11:01:02 3.08 3.07 -5.56%