$ALT: Altimmune, Inc. - Common Stock
2026-02-06 ALT 2026-02-06 10:01:10 5.05 4.55 2.14% ALT 2026-02-06 11:00:58 4.93 4.92 0.19% ALT 2026-02-06 12:01:06 5.00 4.99 1.56% ALT 2026-02-06 13:01:04 4.92 4.91 0.00% ALT 2026-02-06 14:01:10 4.95 4.92 0.58% ALT 2026-02-06 15:01:05 4.93 4.92 0.19% ALT 2026-02-06 16:01:11 4.97 4.96 0.97% ALT 2026-02-06 17:01:05 4.95 4.84 -0.78% ALT 2026-02-06 18:01:08 4.91 4.88 -0.20% ALT 2026-02-06 19:01:03 4.90 4.76 -0.20% ALT 2026-02-06 20:01:09 4.91 4.76 -0.20% ALT 2026-02-06 21:01:02 0.00 0.00 0.81% 2026-02-09 ALT 2026-02-09 05:01:05 5.53 4.87 0.20% ALT 2026-02-09 06:01:09 4.99 4.38 0.00% ALT 2026-02-09 07:01:03 4.99 4.79 0.00% ALT 2026-02-09 08:01:04 4.99 4.84 0.00% ALT 2026-02-09 10:01:04 4.92 4.84 1.83% ALT 2026-02-09 11:00:56 4.74 4.71 -3.05% ALT 2026-02-09 12:01:02 4.71 4.70 -3.25% ALT 2026-02-09 13:01:01 4.70 4.69 -3.25% ALT 2026-02-09 14:01:02 4.67 4.66 -4.07% ALT 2026-02-09 15:01:02 4.70 4.69 -3.25% ALT 2026-02-09 16:01:34 4.74 4.71 -2.64% ALT 2026-02-09 17:00:57 4.88 4.66 -3.25% ALT 2026-02-09 18:01:01 4.88 4.66 -3.29% ALT 2026-02-09 19:01:04 4.88 4.69 -3.29% ALT 2026-02-09 20:01:01 4.88 4.66 -3.29% ALT 2026-02-09 21:01:05 4.71 4.66 -3.29% 2026-02-10 ALT 2026-02-10 05:01:07 6.10 2.04 -3.29% ALT 2026-02-10 06:01:07 5.54 4.66 -3.29% ALT 2026-02-10 08:01:07 5.29 4.69 1.85% ALT 2026-02-10 09:01:05 4.77 4.66 1.85% ALT 2026-02-10 10:01:09 5.12 4.69 1.85% ALT 2026-02-10 11:00:59 4.72 4.71 0.62% ALT 2026-02-10 12:00:59 4.80 4.79 2.26% ALT 2026-02-10 14:09:20 4.78 4.76 1.85% ALT 2026-02-10 15:01:21 4.70 4.69 0.21% ALT 2026-02-10 16:01:08 4.74 4.71 1.03% ALT 2026-02-10 17:01:04 5.00 4.62 -0.82% ALT 2026-02-10 18:01:55 5.00 4.70 0.43% ALT 2026-02-10 21:01:17 0.00 0.00 0.43% 2026-02-11 ALT 2026-02-11 05:01:00 5.25 4.37 0.43% ALT 2026-02-11 06:01:03 5.25 4.63 0.43% ALT 2026-02-11 08:01:00 4.83 4.63 0.43% ALT 2026-02-11 10:00:58 4.74 4.63 1.49% ALT 2026-02-11 11:01:13 4.58 4.57 -1.49% ALT 2026-02-11 12:01:02 4.60 4.59 -0.85% ALT 2026-02-11 13:00:57 4.63 4.62 -0.64% ALT 2026-02-11 14:01:06 4.57 4.55 -1.71% ALT 2026-02-11 15:00:58 4.60 4.59 -0.85% ALT 2026-02-11 16:01:09 4.67 4.66 0.43% ALT 2026-02-11 17:01:00 4.66 4.58 -0.43% ALT 2026-02-11 18:01:24 4.65 4.50 -0.43% ALT 2026-02-11 19:01:07 4.65 4.63 -0.43% ALT 2026-02-11 20:01:04 4.65 4.50 -0.43% ALT 2026-02-11 21:01:14 0.00 0.00 -0.43% 2026-02-12 ALT 2026-02-12 05:01:04 5.25 1.98 -0.43% ALT 2026-02-12 06:01:21 5.25 4.24 -0.43% ALT 2026-02-12 08:01:05 5.04 4.55 -0.43% ALT 2026-02-12 10:01:06 4.99 4.55 -0.43% ALT 2026-02-12 11:01:25 4.60 4.59 -0.86% ALT 2026-02-12 12:01:34 4.59 4.58 -0.86% ALT 2026-02-12 13:06:40 4.52 4.50 -2.58% ALT 2026-02-12 14:01:07 4.55 4.54 -1.72% ALT 2026-02-12 15:01:17 4.57 4.55 -1.29% ALT 2026-02-12 16:01:09 4.60 4.59 -0.43% ALT 2026-02-12 17:01:37 5.00 4.57 -1.08% ALT 2026-02-12 18:01:03 4.99 4.50 -1.08% ALT 2026-02-12 19:01:09 4.93 4.50 -1.08% ALT 2026-02-12 21:01:13 0.00 0.00 -1.08% 2026-02-13 ALT 2026-02-13 05:02:26 5.50 3.45 -1.08% ALT 2026-02-13 06:01:06 5.11 4.05 -1.08% ALT 2026-02-13 08:02:09 4.63 4.13 -1.08% ALT 2026-02-13 09:01:24 5.02 4.13 1.08% ALT 2026-02-13 10:01:13 5.02 4.53 1.08% ALT 2026-02-13 11:01:34 4.67 4.66 1.94% ALT 2026-02-13 12:01:03 4.72 4.71 3.24% ALT 2026-02-13 13:01:38 4.65 4.63 1.94% ALT 2026-02-13 14:01:29 4.64 4.63 1.51% ALT 2026-02-13 15:00:58 4.62 4.61 1.08% ALT 2026-02-13 17:00:56 4.65 4.44 0.22% ALT 2026-02-13 20:01:03 4.65 4.55 0.22% ALT 2026-02-13 21:01:20 0.00 0.00 0.22% 2026-02-17 ALT 2026-02-17 05:01:02 5.50 4.51 0.22% ALT 2026-02-17 07:00:57 5.10 4.51 0.22% ALT 2026-02-17 08:01:05 4.99 4.53 0.22% ALT 2026-02-17 09:00:56 4.59 4.51 0.44% ALT 2026-02-17 10:00:59 4.99 4.51 0.44% ALT 2026-02-17 11:00:56 4.53 4.51 0.00% ALT 2026-02-17 12:01:05 4.57 4.55 1.09% ALT 2026-02-17 13:00:59 4.53 4.51 0.00% ALT 2026-02-17 14:00:59 4.55 4.54 0.44% ALT 2026-02-17 15:00:58 4.59 4.58 1.31% ALT 2026-02-17 16:01:02 4.57 4.55 1.09% ALT 2026-02-17 17:00:59 4.70 4.44 -0.66% ALT 2026-02-17 18:01:02 4.70 4.50 -0.66% ALT 2026-02-17 19:00:55 4.65 4.50 -0.66% ALT 2026-02-17 20:01:02 4.70 4.50 -0.66% ALT 2026-02-17 21:01:11 0.00 0.00 -0.66% 2026-02-18 ALT 2026-02-18 05:00:56 5.50 1.98 -0.66% ALT 2026-02-18 06:01:02 4.64 4.55 -0.66% ALT 2026-02-18 08:01:03 4.64 4.55 2.65% ALT 2026-02-18 09:01:01 4.59 4.55 2.65% ALT 2026-02-18 10:01:04 4.64 4.11 0.88% ALT 2026-02-18 11:00:57 4.54 4.53 1.10% ALT 2026-02-18 12:01:01 4.50 4.49 0.00% ALT 2026-02-18 13:00:58 4.49 4.48 0.00% ALT 2026-02-18 14:01:02 4.51 4.50 0.22% ALT 2026-02-18 15:01:00 4.54 4.53 1.10% ALT 2026-02-18 16:01:05 4.43 4.42 -1.55% ALT 2026-02-18 17:00:58 4.50 4.29 -0.88% ALT 2026-02-18 18:01:03 4.46 4.34 -0.89% ALT 2026-02-18 19:01:06 4.65 4.41 -1.56% ALT 2026-02-18 21:01:10 0.00 0.00 -1.56% 2026-02-19 ALT 2026-02-19 05:00:59 6.20 3.80 -1.56% ALT 2026-02-19 06:01:04 5.08 4.23 -1.56% ALT 2026-02-19 07:01:12 4.93 4.23 -1.56% ALT 2026-02-19 08:01:01 4.71 4.23 -1.56% ALT 2026-02-19 09:00:58 4.71 4.41 1.11% ALT 2026-02-19 10:00:58 4.71 4.23 1.11% ALT 2026-02-19 11:00:55 4.31 4.30 -3.11% ALT 2026-02-19 12:01:04 4.36 4.34 -2.00% ALT 2026-02-19 13:00:56 4.42 4.41 -0.89% ALT 2026-02-19 15:00:58 4.45 4.42 -0.67% ALT 2026-02-19 16:01:04 4.45 4.44 0.00% ALT 2026-02-19 17:01:00 4.51 4.44 0.89% ALT 2026-02-19 18:01:04 4.70 4.42 0.90% ALT 2026-02-19 21:01:07 0.00 0.00 0.90% 2026-02-20 ALT 2026-02-20 05:00:55 6.24 4.30 0.90% ALT 2026-02-20 06:01:04 5.02 4.30 0.90% ALT 2026-02-20 08:01:02 4.88 4.45 0.90% ALT 2026-02-20 09:01:02 4.88 4.30 0.90% ALT 2026-02-20 10:01:02 4.50 4.30 -0.90% ALT 2026-02-20 11:00:56 4.45 4.44 -0.90% ALT 2026-02-20 12:01:01 4.49 4.46 -0.45% ALT 2026-02-20 13:01:18 4.41 4.40 -1.79% ALT 2026-02-20 14:01:11 4.40 4.38 -1.79% ALT 2026-02-20 15:01:09 4.42 4.41 -1.57% ALT 2026-02-20 16:01:03 4.40 4.38 -1.79% ALT 2026-02-20 17:01:37 4.59 4.33 -2.47% ALT 2026-02-20 18:01:06 4.59 4.33 -2.45% ALT 2026-02-20 21:01:33 0.00 0.00 -2.45% 2026-02-23 ALT 2026-02-23 05:01:09 5.25 4.33 -2.45% ALT 2026-02-23 06:01:03 4.49 4.33 -2.45% ALT 2026-02-23 11:00:55 4.46 4.45 2.00% ALT 2026-02-23 12:01:10 4.52 4.50 2.90% ALT 2026-02-23 13:01:05 4.54 4.53 3.79% ALT 2026-02-23 14:01:11 4.56 4.55 4.23% ALT 2026-02-23 15:01:02 4.63 4.62 5.57% ALT 2026-02-23 16:01:05 4.59 4.58 4.68% ALT 2026-02-23 17:01:05 4.57 4.50 2.90% ALT 2026-02-23 18:01:00 4.57 4.51 4.34% ALT 2026-02-23 19:00:58 4.71 4.51 4.79% ALT 2026-02-23 20:01:13 4.71 4.51 3.65% ALT 2026-02-23 21:01:09 0.00 0.00 3.65% 2026-02-24 ALT 2026-02-24 05:01:02 4.64 4.50 3.65% ALT 2026-02-24 08:01:00 4.62 4.50 3.65% ALT 2026-02-24 09:01:03 4.61 4.50 3.65% ALT 2026-02-24 10:01:00 5.00 4.50 1.83% ALT 2026-02-24 11:00:56 4.65 4.63 2.74% ALT 2026-02-24 12:01:01 4.80 4.79 6.62% ALT 2026-02-24 13:01:07 4.77 4.75 5.94% ALT 2026-02-24 14:01:29 4.74 4.73 5.25% ALT 2026-02-24 15:01:27 4.71 4.70 4.57% ALT 2026-02-24 16:01:37 4.70 4.67 4.11% ALT 2026-02-24 17:01:16 4.99 4.44 1.37% ALT 2026-02-24 18:01:16 4.99 4.50 1.33% ALT 2026-02-24 19:01:36 4.90 4.50 1.33% ALT 2026-02-24 20:04:03 4.62 4.50 1.33% ALT 2026-02-24 21:01:16 0.00 0.00 1.33% 2026-02-25 ALT 2026-02-25 05:00:53 6.00 1.98 1.33% ALT 2026-02-25 06:01:16 5.31 4.50 1.33% ALT 2026-02-25 07:00:57 4.80 4.50 1.33% ALT 2026-02-25 08:01:10 4.70 4.50 1.33% ALT 2026-02-25 09:01:36 4.70 4.59 1.33% ALT 2026-02-25 10:01:09 4.70 4.50 0.88% ALT 2026-02-25 11:01:01 4.58 4.57 0.22% ALT 2026-02-25 12:01:07 4.56 4.55 -0.44% ALT 2026-02-25 13:01:09 4.58 4.57 0.00% ALT 2026-02-25 14:01:14 4.56 4.55 0.00% ALT 2026-02-25 15:01:14 4.59 4.58 0.44% ALT 2026-02-25 16:01:12 4.58 4.57 0.22% ALT 2026-02-25 18:01:02 4.65 4.59 0.00% ALT 2026-02-25 19:00:52 4.65 4.55 0.44% ALT 2026-02-25 21:01:15 0.00 0.00 0.44% 2026-02-26 ALT 2026-02-26 05:00:52 6.00 4.30 0.44% ALT 2026-02-26 06:01:02 5.08 4.30 0.44% ALT 2026-02-26 08:00:58 4.93 4.44 0.44% ALT 2026-02-26 10:00:56 5.04 4.44 -0.88% ALT 2026-02-26 11:00:55 4.50 4.49 -1.09% ALT 2026-02-26 12:01:09 4.49 4.48 -1.31% ALT 2026-02-26 13:01:00 4.45 4.44 -2.19% ALT 2026-02-26 14:01:00 4.43 4.42 -2.63% ALT 2026-02-26 15:01:02 4.47 4.46 -1.75% ALT 2026-02-26 16:01:03 4.50 4.49 -1.09% ALT 2026-02-26 17:01:04 4.47 4.40 -1.97% ALT 2026-02-26 18:01:54 4.63 4.40 -1.97% ALT 2026-02-26 20:01:03 4.63 4.42 -1.97% ALT 2026-02-26 21:00:55 0.00 0.00 -1.97% 2026-02-27 ALT 2026-02-27 05:00:58 4.80 4.20 -1.97% ALT 2026-02-27 06:01:04 4.43 4.34 -0.66% ALT 2026-02-27 07:01:10 4.60 4.34 2.85% ALT 2026-02-27 08:01:00 4.60 4.34 -0.66% ALT 2026-02-27 09:00:54 4.49 4.34 -0.66% ALT 2026-02-27 10:01:01 4.43 4.40 -0.66% ALT 2026-02-27 11:00:53 4.39 4.38 -1.75% ALT 2026-02-27 12:01:00 4.41 4.40 -0.88% ALT 2026-02-27 13:01:02 4.40 4.38 -1.10% ALT 2026-02-27 14:01:10 4.36 4.34 -1.97% ALT 2026-02-27 15:00:56 4.32 4.30 -2.85% ALT 2026-02-27 16:01:08 4.34 4.33 -2.63% ALT 2026-02-27 17:00:54 4.31 4.24 -3.07% ALT 2026-02-27 18:01:09 4.70 4.26 -3.81% ALT 2026-02-27 19:01:02 4.72 4.30 -2.69% ALT 2026-02-27 20:01:09 4.72 4.33 -2.69% ALT 2026-02-27 21:01:11 0.00 0.00 -2.69% 2026-03-02 ALT 2026-03-02 05:01:04 4.85 1.86 -2.69% ALT 2026-03-02 06:01:05 4.79 4.12 -2.69% ALT 2026-03-02 08:01:29 4.67 4.24 -2.69% ALT 2026-03-02 09:00:58 4.28 4.12 -1.35% ALT 2026-03-02 10:01:04 4.63 4.12 -1.35% ALT 2026-03-02 11:00:55 4.20 4.17 -2.24% ALT 2026-03-02 12:01:04 4.25 4.24 -1.12% ALT 2026-03-02 13:01:00 4.24 4.23 -1.35% ALT 2026-03-02 14:01:06 4.24 4.21 -1.57% ALT 2026-03-02 15:01:01 4.22 4.21 -1.79% ALT 2026-03-02 16:01:05 4.20 4.17 -2.47% ALT 2026-03-02 17:00:55 4.22 4.03 -3.14% ALT 2026-03-02 18:01:02 4.22 4.03 -3.25% ALT 2026-03-02 19:01:02 4.22 4.11 -3.25% ALT 2026-03-02 20:01:09 4.21 4.15 -3.25% ALT 2026-03-02 21:01:11 0.00 0.00 -3.25% 2026-03-03 ALT 2026-03-03 05:00:57 6.25 4.12 -3.25% ALT 2026-03-03 06:01:02 4.65 4.12 -3.25% ALT 2026-03-03 07:00:56 4.65 3.91 -0.93% ALT 2026-03-03 08:01:00 4.63 3.98 -0.93% ALT 2026-03-03 09:01:00 4.45 3.98 -2.55% ALT 2026-03-03 10:01:04 4.11 3.98 -1.86% ALT 2026-03-03 11:00:55 4.07 4.05 -2.09% ALT 2026-03-03 12:01:07 4.12 4.11 -0.93% ALT 2026-03-03 13:01:00 4.16 4.15 0.00% ALT 2026-03-03 14:01:04 4.20 4.19 1.16% ALT 2026-03-03 15:01:02 4.24 4.23 2.09% ALT 2026-03-03 16:01:05 4.24 4.21 1.86% ALT 2026-03-03 17:00:59 4.37 4.15 0.00% ALT 2026-03-03 20:01:04 4.37 4.17 1.20% ALT 2026-03-03 21:00:59 0.00 0.00 1.20% 2026-03-04 ALT 2026-03-04 05:00:58 4.30 1.78 1.20% ALT 2026-03-04 06:01:01 4.29 3.91 1.20% ALT 2026-03-04 07:00:53 4.29 3.81 1.20% ALT 2026-03-04 08:01:02 4.24 3.91 1.20% ALT 2026-03-04 10:00:59 4.22 4.16 1.20% ALT 2026-03-04 11:00:56 4.22 4.21 1.44% ALT 2026-03-04 12:00:59 4.28 4.26 3.13% ALT 2026-03-04 13:00:59 4.22 4.21 1.44% ALT 2026-03-04 14:01:04 4.25 4.24 2.16% ALT 2026-03-04 15:00:56 4.34 4.33 4.09% ALT 2026-03-04 16:01:03 4.32 4.30 4.09% ALT 2026-03-04 17:00:58 4.64 4.21 2.88% ALT 2026-03-04 19:00:57 4.63 4.21 2.88% ALT 2026-03-04 20:01:04 4.45 4.24 2.88% ALT 2026-03-04 21:00:57 0.00 0.00 2.88% 2026-03-05 ALT 2026-03-05 05:00:58 4.35 1.87 2.88% ALT 2026-03-05 06:01:05 4.80 3.96 2.88% ALT 2026-03-05 07:00:57 4.59 4.46 5.05% ALT 2026-03-05 08:01:02 4.45 3.96 -1.44% ALT 2026-03-05 08:08:14 8-K Sec report https://www.sec.gov/Archives/edgar/data/1326190/000132619026000013/0001326190-26-000013-index.htm 8-K - Altimmune, Inc. (0001326190) (Filer) ALT 2026-03-05 09:00:55 4.35 4.17 -1.44% ALT 2026-03-05 10:01:01 4.09 4.08 -4.09% ALT 2026-03-05 11:00:53 4.03 4.01 -5.53% ALT 2026-03-05 13:00:56 3.89 3.88 -8.89% ALT 2026-03-05 14:01:11 3.74 3.73 -12.50% ALT 2026-03-05 15:15:56 Altimmune, Inc. (ALT) Q4 2025 Earnings Call Transcript ALT 2026-03-05 16:01:04 3.70 3.69 -13.46% ALT 2026-03-05 17:01:08 3.65 3.53 -17.55% ALT 2026-03-05 18:00:56 3.65 3.54 -15.46% ALT 2026-03-05 19:00:50 3.73 3.60 -12.65% ALT 2026-03-05 20:00:58 3.70 3.60 -12.65% ALT 2026-03-05 21:00:59 0.00 0.00 -12.65% 2026-03-06 ALT 2026-03-06 05:00:59 5.69 3.64 5.39% ALT 2026-03-06 06:01:31 3.80 3.50 4.68% ALT 2026-03-06 07:01:12 3.75 3.62 4.45% ALT 2026-03-06 08:01:26 3.75 3.50 2.34% ALT 2026-03-06 08:56:28 10-K Sec report https://www.sec.gov/Archives/edgar/data/1326190/000132619026000018/0001326190-26-000018-index.htm 10-K - Altimmune, Inc. (0001326190) (Filer) ALT 2026-03-06 09:01:19 3.91 3.52 2.34% ALT 2026-03-06 09:37:16 Altimmune Reports FY25 Financials: Why Is Big Pharma Staying Away ALT 2026-03-06 10:01:24 3.65 3.50 1.17% ALT 2026-03-06 11:01:24 3.51 3.50 0.23% ALT 2026-03-06 12:01:17 3.71 3.70 4.92% ALT 2026-03-06 13:01:12 3.63 3.62 3.04% ALT 2026-03-06 14:01:23 3.61 3.60 2.58% ALT 2026-03-06 15:01:20 3.63 3.62 3.04% ALT 2026-03-06 16:01:47 3.62 3.61 2.81% ALT 2026-03-06 17:01:48 3.66 3.54 0.70% ALT 2026-03-06 18:02:40 3.66 3.54 1.42% ALT 2026-03-06 19:01:54 3.66 3.53 1.42% ALT 2026-03-06 20:02:05 3.57 3.56 1.42% ALT 2026-03-06 21:02:08 0.00 0.00 1.42%