$ALT: Altimmune, Inc. - Common Stock
2026-05-28 ALT 2026-05-28 09:00:59 3.01 2.98 1.02% ALT 2026-05-28 10:01:04 3.01 3.00 1.37% ALT 2026-05-28 11:01:03 3.09 3.08 3.75% ALT 2026-05-28 12:01:04 3.11 3.10 4.44% ALT 2026-05-28 13:01:02 3.09 3.08 3.75% ALT 2026-05-28 15:01:18 3.10 3.09 3.75% ALT 2026-05-28 16:01:13 3.18 3.03 3.36% ALT 2026-05-28 18:00:56 3.15 3.03 3.36% ALT 2026-05-28 20:00:55 0.00 0.00 3.36% 2026-05-29 ALT 2026-05-29 04:01:08 3.20 2.81 3.36% ALT 2026-05-29 07:00:58 3.14 2.96 3.36% ALT 2026-05-29 09:01:10 3.20 2.96 1.01% ALT 2026-05-29 10:01:01 3.05 3.04 -0.34% ALT 2026-05-29 11:01:01 3.06 3.05 0.00% ALT 2026-05-29 12:01:10 3.07 3.06 0.34% ALT 2026-05-29 13:00:53 3.08 3.07 0.67% ALT 2026-05-29 14:01:05 3.07 3.06 0.34% ALT 2026-05-29 15:01:01 3.04 3.03 -0.67% ALT 2026-05-29 16:01:09 3.11 3.03 -0.33% ALT 2026-05-29 17:01:01 3.07 3.03 -0.33% ALT 2026-05-29 18:01:10 3.11 3.03 -0.33% ALT 2026-05-29 20:01:06 0.00 0.00 -0.33% 2026-06-01 ALT 2026-06-01 04:01:14 3.31 2.77 -0.33% ALT 2026-06-01 08:01:05 3.24 3.00 -0.33% 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20:01:06 0.00 0.00 1.48% 2026-06-09 ALT 2026-06-09 04:01:09 3.03 2.47 1.48% ALT 2026-06-09 05:01:01 3.03 2.66 1.48% ALT 2026-06-09 06:01:04 2.95 2.71 1.48% ALT 2026-06-09 07:01:01 2.80 2.74 1.48% ALT 2026-06-09 08:01:06 2.95 2.71 1.48% ALT 2026-06-09 09:00:57 2.79 2.74 2.21% ALT 2026-06-09 10:01:00 2.74 2.73 0.74% ALT 2026-06-09 11:00:58 2.68 2.67 -1.48% ALT 2026-06-09 12:01:07 2.64 2.63 -3.69% ALT 2026-06-09 13:00:59 2.65 2.64 -2.95% ALT 2026-06-09 14:01:09 2.68 2.67 -1.48% ALT 2026-06-09 15:01:02 2.65 2.64 -2.95% ALT 2026-06-09 16:01:10 2.78 2.63 -2.20% ALT 2026-06-09 17:01:02 2.69 2.63 -2.20% ALT 2026-06-09 18:02:18 2.66 2.64 -2.20% ALT 2026-06-09 20:01:03 0.00 0.00 -2.93% 2026-06-10 ALT 2026-06-10 04:01:05 3.09 2.40 -2.93% ALT 2026-06-10 05:01:02 2.77 2.47 4.03% ALT 2026-06-10 06:01:03 2.78 2.47 4.03% ALT 2026-06-10 07:00:58 2.68 2.62 4.03% ALT 2026-06-10 08:01:02 2.70 2.50 4.03% ALT 2026-06-10 09:00:59 2.70 2.54 4.03% ALT 2026-06-10 10:00:59 2.69 2.68 1.10% ALT 2026-06-10 10:32:28 Altimmune, Inc. (ALT) Presents at Goldman Sachs 47th Annual Global Healthcare Conference 2026 Transcript ALT 2026-06-10 11:00:57 2.63 2.62 -1.10% ALT 2026-06-10 12:01:05 2.64 2.63 -0.73% ALT 2026-06-10 13:00:59 2.63 2.62 -1.10% ALT 2026-06-10 14:01:10 2.64 2.63 -0.73% ALT 2026-06-10 15:01:03 2.63 2.62 -1.10% ALT 2026-06-10 16:01:07 2.72 2.60 -1.88% ALT 2026-06-10 17:00:57 2.71 2.62 -1.88% ALT 2026-06-10 18:01:06 2.71 2.60 -1.13% ALT 2026-06-10 19:00:57 2.72 2.60 -1.13% ALT 2026-06-10 20:01:13 0.00 0.00 -1.88% 2026-06-11 ALT 2026-06-11 04:01:07 2.72 2.60 -1.88% ALT 2026-06-11 06:01:03 2.72 2.60 2.26% ALT 2026-06-11 07:00:56 2.70 2.60 2.26% ALT 2026-06-11 08:00:58 2.72 2.60 2.26% ALT 2026-06-11 10:01:01 2.60 2.59 0.00% ALT 2026-06-11 11:00:57 2.63 2.62 1.13% ALT 2026-06-11 12:01:03 2.60 2.59 0.00% ALT 2026-06-11 13:00:56 2.61 2.60 0.00% ALT 2026-06-11 14:01:10 2.63 2.62 1.13% ALT 2026-06-11 15:01:03 2.61 2.60 0.00% ALT 2026-06-11 16:01:13 2.78 2.59 -0.77% ALT 2026-06-11 17:01:13 2.78 2.59 0.00% ALT 2026-06-11 19:01:02 2.78 2.60 0.00% ALT 2026-06-11 20:01:12 0.00 0.00 0.00% 2026-06-12 ALT 2026-06-12 04:01:27 2.85 2.50 0.00% ALT 2026-06-12 05:00:57 3.07 2.50 0.00% ALT 2026-06-12 06:01:03 2.78 2.57 0.00% ALT 2026-06-12 07:00:57 2.69 2.60 0.00% ALT 2026-06-12 08:01:02 2.78 2.57 0.00% ALT 2026-06-12 10:01:01 2.62 2.61 1.53% ALT 2026-06-12 11:01:02 2.65 2.64 2.68% ALT 2026-06-12 12:01:05 2.60 2.59 0.77% ALT 2026-06-12 13:00:59 2.62 2.61 1.53% ALT 2026-06-12 14:01:04 2.61 2.60 1.15% ALT 2026-06-12 16:01:04 2.67 2.59 1.16% ALT 2026-06-12 17:01:02 2.69 2.57 1.16% ALT 2026-06-12 20:01:07 0.00 0.00 1.16% 2026-06-15 ALT 2026-06-15 04:01:07 3.04 2.63 1.16% ALT 2026-06-15 05:00:56 2.78 2.66 3.86% ALT 2026-06-15 06:01:03 2.78 2.63 3.86% ALT 2026-06-15 07:00:58 2.78 2.65 1.16% ALT 2026-06-15 08:01:03 2.71 2.66 1.16% ALT 2026-06-15 09:00:59 2.78 2.66 1.16% ALT 2026-06-15 10:01:03 2.64 2.63 1.54% ALT 2026-06-15 12:01:11 2.66 2.65 2.32% ALT 2026-06-15 13:01:08 2.64 2.63 1.54% ALT 2026-06-15 14:01:04 2.59 2.58 -0.77% ALT 2026-06-15 16:01:05 2.68 2.60 1.15% ALT 2026-06-15 17:01:08 2.67 2.59 1.15% ALT 2026-06-15 18:01:06 2.65 2.59 1.15% ALT 2026-06-15 20:01:02 0.00 0.00 1.15% 2026-06-16 ALT 2026-06-16 04:01:02 2.89 2.39 1.15% ALT 2026-06-16 05:01:01 2.91 2.59 1.15% ALT 2026-06-16 06:01:01 2.78 2.59 1.15% ALT 2026-06-16 07:01:06 2.78 2.60 1.15% ALT 2026-06-16 08:01:04 2.78 2.64 1.15% ALT 2026-06-16 09:00:57 2.78 2.64 0.00% ALT 2026-06-16 10:00:59 2.62 2.61 -0.77% ALT 2026-06-16 11:00:58 2.61 2.60 -1.15% ALT 2026-06-16 12:01:02 2.63 2.62 -0.38% ALT 2026-06-16 13:01:00 2.64 2.63 0.00% ALT 2026-06-16 14:00:59 2.67 2.66 1.15% ALT 2026-06-16 15:01:03 2.64 2.63 0.00% ALT 2026-06-16 16:01:07 2.68 2.62 -0.76% ALT 2026-06-16 16:05:35 8-K Sec report https://www.sec.gov/Archives/edgar/data/1326190/000110465926074575/0001104659-26-074575-index.htm 8-K - Altimmune, Inc. (0001326190) (Filer) ALT 2026-06-16 19:00:58 2.68 2.59 -0.76% ALT 2026-06-16 20:01:05 0.00 0.00 -0.76% 2026-06-17 ALT 2026-06-17 04:01:10 2.91 2.37 -0.76% ALT 2026-06-17 07:01:06 2.80 2.37 -0.76% ALT 2026-06-17 08:00:59 2.65 2.39 -0.76% ALT 2026-06-17 09:01:00 2.65 2.50 -0.76% ALT 2026-06-17 10:00:58 2.65 2.64 1.14% ALT 2026-06-17 11:00:56 2.70 2.69 2.65% ALT 2026-06-17 12:00:59 2.71 2.70 3.41% ALT 2026-06-17 14:01:06 2.67 2.66 1.89% ALT 2026-06-17 15:01:02 2.64 2.63 1.14% ALT 2026-06-17 16:01:05 2.71 2.64 1.15% ALT 2026-06-17 17:01:04 2.88 2.64 1.15% ALT 2026-06-17 18:01:07 2.67 2.65 1.15% ALT 2026-06-17 20:01:05 0.00 0.00 1.15% 2026-06-18 ALT 2026-06-18 04:01:05 3.02 2.39 1.15% ALT 2026-06-18 07:00:56 2.96 2.56 1.15% ALT 2026-06-18 08:01:04 2.90 2.60 1.15% ALT 2026-06-18 09:01:00 2.87 2.65 1.15% ALT 2026-06-18 10:01:01 2.72 2.71 3.44% ALT 2026-06-18 13:01:03 2.71 2.70 2.67% ALT 2026-06-18 14:01:12 2.73 2.72 3.44% ALT 2026-06-18 16:01:10 2.96 2.72 2.65% ALT 2026-06-18 18:01:13 2.75 2.71 3.41% ALT 2026-06-18 20:01:21 0.00 0.00 3.41% 2026-06-22 ALT 2026-06-22 04:01:23 2.98 2.67 3.41% ALT 2026-06-22 06:01:03 2.98 2.60 3.41% ALT 2026-06-22 07:00:56 2.95 2.75 3.41% ALT 2026-06-22 08:01:00 2.95 2.81 3.41% ALT 2026-06-22 09:00:57 2.95 2.82 4.55% ALT 2026-06-22 10:01:02 2.96 2.95 9.85% ALT 2026-06-22 11:01:01 2.94 2.93 9.09% ALT 2026-06-22 13:01:02 2.92 2.91 8.33% ALT 2026-06-22 16:01:08 2.98 2.86 10.37% ALT 2026-06-22 17:01:05 2.96 2.86 10.37% ALT 2026-06-22 18:01:10 2.96 2.88 10.37% ALT 2026-06-22 19:01:02 2.96 2.89 10.37% ALT 2026-06-22 20:01:05 0.00 0.00 10.37% 2026-06-23 ALT 2026-06-23 04:01:02 3.05 2.64 10.37% ALT 2026-06-23 07:00:58 3.05 2.87 10.37% ALT 2026-06-23 10:01:03 2.98 2.97 1.85% ALT 2026-06-23 11:01:03 2.95 2.94 1.11% ALT 2026-06-23 12:01:08 2.99 2.98 2.59% ALT 2026-06-23 13:01:01 3.01 3.00 3.33% ALT 2026-06-23 14:00:59 3.03 3.02 4.07% ALT 2026-06-23 15:01:04 2.95 2.94 1.11% ALT 2026-06-23 16:01:08 3.03 2.90 -0.34% ALT 2026-06-23 17:01:05 2.95 2.78 -0.34% ALT 2026-06-23 19:01:04 3.03 2.90 -0.34% ALT 2026-06-23 20:01:29 0.00 0.00 -0.34% 2026-06-24 ALT 2026-06-24 04:01:13 3.06 2.80 -0.34% ALT 2026-06-24 05:00:58 3.04 2.80 -0.34% ALT 2026-06-24 06:01:07 3.02 2.80 -0.34% ALT 2026-06-24 07:00:54 2.98 2.80 -0.34% ALT 2026-06-24 09:00:54 2.99 2.90 -0.34% ALT 2026-06-24 10:00:59 2.99 2.98 3.07% ALT 2026-06-24 11:01:01 3.02 3.01 3.75% ALT 2026-06-24 12:01:07 3.00 2.99 3.07% ALT 2026-06-24 13:01:12 2.99 2.98 2.39% ALT 2026-06-24 14:01:09 2.99 2.98 3.07% ALT 2026-06-24 15:01:02 2.97 2.96 2.39% ALT 2026-06-24 16:01:12 3.04 2.93 1.72% ALT 2026-06-24 20:01:11 0.00 0.00 1.72% 2026-06-25 ALT 2026-06-25 04:01:10 3.29 2.70 1.72% ALT 2026-06-25 05:01:00 3.18 2.70 1.72% ALT 2026-06-25 06:01:11 3.13 2.70 1.72% ALT 2026-06-25 07:00:59 3.00 2.94 1.72% ALT 2026-06-25 08:01:06 2.99 2.94 1.72% ALT 2026-06-25 09:00:57 2.99 2.72 1.72% ALT 2026-06-25 10:01:02 2.96 2.95 0.34% ALT 2026-06-25 11:01:14 2.92 2.91 -1.03% ALT 2026-06-25 12:01:03 2.89 2.88 -2.06% ALT 2026-06-25 13:00:59 2.91 2.90 -1.37% ALT 2026-06-25 14:01:05 2.90 2.89 -1.72% ALT 2026-06-25 15:05:23 2.89 2.88 -2.06% ALT 2026-06-25 16:01:02 3.03 2.85 -2.71% ALT 2026-06-25 17:01:00 2.89 2.85 -2.71% ALT 2026-06-25 19:01:02 2.98 2.85 -2.71% ALT 2026-06-25 20:01:10 0.00 0.00 -2.71% 2026-06-26 ALT 2026-06-26 04:01:06 3.11 2.61 -2.71% ALT 2026-06-26 05:00:58 3.11 2.78 -2.71% ALT 2026-06-26 07:00:58 2.92 2.78 -2.71% ALT 2026-06-26 08:01:03 2.90 2.78 -2.71% ALT 2026-06-26 09:00:57 3.11 2.78 -2.71% ALT 2026-06-26 10:01:01 2.83 2.82 -1.36% ALT 2026-06-26 11:00:57 2.82 2.81 -1.69% ALT 2026-06-26 12:01:07 2.78 2.77 -2.71% ALT 2026-06-26 13:01:02 2.76 2.75 -3.39% ALT 2026-06-26 14:01:09 2.78 2.77 -2.71% ALT 2026-06-26 15:01:07 2.81 2.80 -2.03% ALT 2026-06-26 16:01:08 2.87 2.83 -1.74% ALT 2026-06-26 17:01:07 2.86 2.68 -1.39% ALT 2026-06-26 20:01:13 0.00 0.00 -1.39%