$ATOS: Atossa Therapeutics, Inc. - Common Stock
2026-02-18 ATOS 2026-02-18 03:01:04 0.00 0.00 -0.95% ATOS 2026-02-18 05:01:01 4.20 1.75 -0.95% ATOS 2026-02-18 06:01:12 4.20 3.63 -0.95% ATOS 2026-02-18 07:01:01 4.15 3.63 -0.95% ATOS 2026-02-18 08:01:13 4.15 3.63 0.00% ATOS 2026-02-18 09:01:05 4.15 3.67 0.00% ATOS 2026-02-18 10:01:14 4.61 4.15 0.00% ATOS 2026-02-18 11:01:02 4.30 4.13 3.33% ATOS 2026-02-18 12:01:11 4.40 4.30 5.00% ATOS 2026-02-18 13:01:03 4.54 4.46 8.10% ATOS 2026-02-18 14:01:12 4.56 4.50 10.00% ATOS 2026-02-18 15:01:05 4.54 4.42 8.33% ATOS 2026-02-18 16:01:15 4.43 4.37 6.19% ATOS 2026-02-18 17:01:02 5.10 3.91 4.52% ATOS 2026-02-18 18:01:12 5.08 3.91 4.58% ATOS 2026-02-18 19:01:10 4.96 4.34 4.58% ATOS 2026-02-18 20:01:13 4.96 4.40 4.58% ATOS 2026-02-18 21:01:28 0.00 0.00 4.58% 2026-02-19 ATOS 2026-02-19 05:01:04 4.70 1.75 4.58% ATOS 2026-02-19 06:01:14 4.70 3.63 4.58% ATOS 2026-02-19 08:01:11 4.70 3.98 4.58% ATOS 2026-02-19 10:01:08 4.70 4.34 4.58% ATOS 2026-02-19 11:01:00 4.34 4.15 -0.96% ATOS 2026-02-19 12:01:14 4.45 4.34 1.69% ATOS 2026-02-19 13:01:02 4.53 4.41 5.06% ATOS 2026-02-19 14:01:10 4.49 4.37 3.86% ATOS 2026-02-19 15:01:03 4.45 4.38 1.93% ATOS 2026-02-19 16:01:13 4.43 4.34 1.69% ATOS 2026-02-19 17:01:04 4.88 4.17 2.17% ATOS 2026-02-19 18:01:13 4.88 4.17 2.07% ATOS 2026-02-19 20:01:12 4.88 4.17 0.00% ATOS 2026-02-19 21:01:25 0.00 0.00 0.00% 2026-02-20 ATOS 2026-02-20 05:01:00 4.88 1.77 0.00% ATOS 2026-02-20 06:01:13 4.88 3.63 0.00% ATOS 2026-02-20 08:01:11 4.88 3.81 0.00% ATOS 2026-02-20 09:01:07 4.88 3.82 0.00% ATOS 2026-02-20 10:01:12 4.50 3.88 0.00% ATOS 2026-02-20 11:01:00 4.47 4.32 -0.92% ATOS 2026-02-20 12:01:11 4.47 4.40 0.92% ATOS 2026-02-20 13:01:23 4.41 4.30 -0.69% ATOS 2026-02-20 14:01:21 4.35 4.21 -3.23% ATOS 2026-02-20 15:01:13 4.28 4.24 -3.23% ATOS 2026-02-20 16:01:12 4.21 4.16 -5.07% ATOS 2026-02-20 17:01:42 4.58 4.00 -7.37% ATOS 2026-02-20 17:22:08 8-K Sec report https://www.sec.gov/Archives/edgar/data/1488039/000119312526061412/0001193125-26-061412-index.htm 8-K - ATOSSA THERAPEUTICS, INC. (0001488039) (Filer) ATOS 2026-02-20 18:01:15 4.58 4.00 -7.24% ATOS 2026-02-20 21:01:51 0.00 0.00 -7.24% 2026-02-23 ATOS 2026-02-23 05:01:13 6.73 4.01 -7.24% ATOS 2026-02-23 06:01:12 5.42 4.01 -7.24% ATOS 2026-02-23 07:01:01 4.56 4.01 -7.24% ATOS 2026-02-23 09:00:59 4.55 4.01 -7.24% ATOS 2026-02-23 10:01:12 4.72 4.01 -7.24% ATOS 2026-02-23 11:01:00 4.15 4.01 -4.07% ATOS 2026-02-23 12:01:19 4.05 3.99 -4.07% ATOS 2026-02-23 13:01:09 3.95 3.88 -6.56% ATOS 2026-02-23 14:01:20 3.93 3.88 -6.11% ATOS 2026-02-23 15:01:06 4.02 3.97 -4.98% ATOS 2026-02-23 16:01:14 4.02 3.98 -4.98% ATOS 2026-02-23 17:01:09 4.05 3.77 -5.66% ATOS 2026-02-23 18:01:10 4.05 3.77 -5.94% ATOS 2026-02-23 20:01:22 4.29 3.77 -5.94% ATOS 2026-02-23 21:01:34 0.00 0.00 -5.94% 2026-02-24 ATOS 2026-02-24 05:01:07 4.88 1.59 -5.94% ATOS 2026-02-24 06:01:12 4.88 2.12 -5.94% ATOS 2026-02-24 08:01:09 4.54 3.75 -5.94% ATOS 2026-02-24 11:01:01 4.27 4.16 5.94% ATOS 2026-02-24 12:01:11 4.15 4.03 3.09% ATOS 2026-02-24 13:01:11 4.14 4.04 2.14% ATOS 2026-02-24 14:01:38 4.12 4.05 3.80% ATOS 2026-02-24 15:01:31 4.12 4.09 3.09% ATOS 2026-02-24 16:01:46 4.18 4.08 3.80% ATOS 2026-02-24 17:01:21 4.26 0.00 5.94% ATOS 2026-02-24 18:01:25 4.45 3.80 6.31% ATOS 2026-02-24 21:01:28 0.00 0.00 6.31% 2026-02-25 ATOS 2026-02-25 05:00:58 4.88 3.80 6.31% ATOS 2026-02-25 08:01:20 4.72 3.80 6.31% ATOS 2026-02-25 11:01:06 4.36 4.28 2.27% ATOS 2026-02-25 12:01:16 4.30 4.24 1.01% ATOS 2026-02-25 13:01:14 4.34 4.23 1.01% ATOS 2026-02-25 14:01:24 4.32 4.21 1.26% ATOS 2026-02-25 15:01:18 4.33 4.24 3.03% ATOS 2026-02-25 16:01:21 4.32 4.25 2.27% ATOS 2026-02-25 18:01:11 4.70 3.86 1.66% ATOS 2026-02-25 21:01:32 0.00 0.00 1.66% 2026-02-26 ATOS 2026-02-26 05:00:57 4.79 1.71 1.66% ATOS 2026-02-26 06:01:12 4.79 3.50 1.66% ATOS 2026-02-26 08:01:08 4.79 3.86 1.66% ATOS 2026-02-26 09:00:59 4.79 3.94 1.66% ATOS 2026-02-26 10:01:05 4.74 4.20 1.66% ATOS 2026-02-26 11:01:00 4.43 4.37 3.33% ATOS 2026-02-26 12:01:18 4.61 4.53 7.36% ATOS 2026-02-26 13:01:05 4.42 4.37 3.80% ATOS 2026-02-26 14:01:10 4.39 4.32 2.38% ATOS 2026-02-26 15:01:07 4.42 4.29 2.14% ATOS 2026-02-26 16:01:12 4.51 4.42 4.04% ATOS 2026-02-26 17:01:09 4.59 0.00 4.99% ATOS 2026-02-26 18:02:03 4.59 4.50 4.92% ATOS 2026-02-26 20:01:12 4.67 4.50 8.20% ATOS 2026-02-26 21:01:01 0.00 0.00 8.20% 2026-02-27 ATOS 2026-02-27 05:01:03 4.78 1.79 8.20% ATOS 2026-02-27 06:01:13 4.78 3.48 8.20% ATOS 2026-02-27 08:01:09 4.78 3.90 8.20% ATOS 2026-02-27 10:01:10 4.78 3.90 -1.41% ATOS 2026-02-27 11:00:57 4.51 4.33 -0.94% ATOS 2026-02-27 12:01:09 4.53 4.42 0.00% ATOS 2026-02-27 13:01:07 4.55 4.44 3.04% ATOS 2026-02-27 14:01:19 4.45 4.41 -1.87% ATOS 2026-02-27 15:01:00 4.43 4.36 -2.11% ATOS 2026-02-27 16:01:17 4.45 4.33 -0.23% ATOS 2026-02-27 17:00:59 4.60 4.00 -0.94% ATOS 2026-02-27 18:01:18 4.60 4.00 -0.89% ATOS 2026-02-27 19:01:07 4.60 4.50 -0.89% ATOS 2026-02-27 20:01:18 4.60 4.50 1.12% ATOS 2026-02-27 21:01:33 0.00 0.00 1.12% 2026-03-02 ATOS 2026-03-02 05:01:09 4.78 4.00 1.12% ATOS 2026-03-02 06:01:14 4.66 4.00 1.12% ATOS 2026-03-02 08:01:39 4.74 4.00 1.12% ATOS 2026-03-02 10:01:13 4.79 4.00 1.12% ATOS 2026-03-02 11:00:59 4.34 4.25 -3.80% ATOS 2026-03-02 12:01:13 4.46 4.38 0.00% ATOS 2026-03-02 13:01:05 4.41 4.34 -0.45% ATOS 2026-03-02 14:01:15 4.37 4.30 -1.34% ATOS 2026-03-02 15:01:06 4.38 4.32 -1.57% ATOS 2026-03-02 16:01:14 4.51 4.45 1.57% ATOS 2026-03-02 17:00:59 4.63 4.40 1.79% ATOS 2026-03-02 18:01:11 4.63 4.40 1.81% ATOS 2026-03-02 19:01:06 4.56 4.40 1.81% ATOS 2026-03-02 21:01:30 0.00 0.00 1.81% 2026-03-03 ATOS 2026-03-03 05:01:02 4.84 4.00 1.81% ATOS 2026-03-03 06:01:12 4.84 4.03 1.81% ATOS 2026-03-03 09:01:05 4.84 4.04 1.81% ATOS 2026-03-03 11:01:00 4.39 4.28 -2.93% ATOS 2026-03-03 12:01:17 4.47 4.30 -1.81% ATOS 2026-03-03 13:01:05 4.61 4.53 2.71% ATOS 2026-03-03 14:01:14 4.88 4.71 7.67% ATOS 2026-03-03 15:01:06 4.90 4.80 9.48% ATOS 2026-03-03 16:01:15 4.82 4.76 7.45% ATOS 2026-03-03 17:01:03 0.00 4.38 4.97% ATOS 2026-03-03 18:01:10 5.26 4.38 4.89% ATOS 2026-03-03 19:01:02 4.96 4.23 4.89% ATOS 2026-03-03 21:01:06 0.00 0.00 4.89% 2026-03-04 ATOS 2026-03-04 05:01:03 7.55 2.06 4.89% ATOS 2026-03-04 06:01:11 5.00 4.63 4.89% ATOS 2026-03-04 09:01:00 5.00 4.38 4.89% ATOS 2026-03-04 10:01:09 5.05 4.42 3.33% ATOS 2026-03-04 11:01:01 4.84 4.71 2.67% ATOS 2026-03-04 12:01:08 5.08 4.92 5.56% ATOS 2026-03-04 13:01:04 4.96 4.86 4.67% ATOS 2026-03-04 14:01:13 5.00 4.83 4.67% ATOS 2026-03-04 15:01:01 5.09 4.96 6.22% ATOS 2026-03-04 16:01:13 4.97 4.92 5.33% ATOS 2026-03-04 17:01:03 5.50 4.59 6.22% ATOS 2026-03-04 18:01:11 5.50 4.59 5.93% ATOS 2026-03-04 19:01:01 5.24 4.59 5.93% ATOS 2026-03-04 21:01:05 0.00 0.00 5.93% 2026-03-05 ATOS 2026-03-05 05:01:03 7.87 2.08 5.93% ATOS 2026-03-05 06:01:15 6.51 4.34 5.93% ATOS 2026-03-05 08:01:12 5.31 4.34 5.93% ATOS 2026-03-05 09:00:59 5.59 4.92 5.93% ATOS 2026-03-05 10:01:10 5.10 4.49 0.00% ATOS 2026-03-05 11:00:58 5.00 4.88 1.69% ATOS 2026-03-05 12:01:09 4.93 4.76 1.06% ATOS 2026-03-05 13:01:01 4.74 4.63 -5.30% ATOS 2026-03-05 14:01:20 4.72 4.51 -6.14% ATOS 2026-03-05 15:01:07 4.67 4.59 -5.93% ATOS 2026-03-05 16:01:14 4.65 4.55 -7.20% ATOS 2026-03-05 17:01:13 5.01 4.48 -5.08% ATOS 2026-03-05 18:01:05 5.01 4.48 -4.88% ATOS 2026-03-05 21:01:09 0.00 0.00 -4.88% 2026-03-06 ATOS 2026-03-06 05:01:04 5.66 1.87 -4.88% ATOS 2026-03-06 06:01:40 5.66 3.85 -4.88% ATOS 2026-03-06 07:01:16 5.08 3.85 -4.88% ATOS 2026-03-06 08:01:36 5.32 4.12 -4.88% ATOS 2026-03-06 10:01:34 4.99 4.12 -4.88% ATOS 2026-03-06 11:01:29 4.56 4.46 -3.46% ATOS 2026-03-06 12:01:27 4.60 4.51 -2.24% ATOS 2026-03-06 13:01:17 4.53 4.45 -3.66% ATOS 2026-03-06 14:01:33 4.55 4.49 -2.85% ATOS 2026-03-06 15:01:25 4.52 4.46 -3.66% ATOS 2026-03-06 16:01:56 4.54 4.50 -3.46% ATOS 2026-03-06 17:01:53 5.66 4.38 -2.85% ATOS 2026-03-06 18:02:49 5.10 4.38 -2.99% ATOS 2026-03-06 21:02:22 0.00 0.00 -2.99% 2026-03-09 ATOS 2026-03-09 04:02:16 5.50 4.26 -2.99% ATOS 2026-03-09 07:01:32 5.32 4.26 -2.99% ATOS 2026-03-09 08:01:26 5.31 4.26 -2.99% ATOS 2026-03-09 09:01:21 5.32 4.34 -2.99% ATOS 2026-03-09 10:01:37 4.53 4.42 -1.71% ATOS 2026-03-09 11:01:24 4.50 4.38 -2.56% ATOS 2026-03-09 12:02:08 4.55 4.49 -1.50% ATOS 2026-03-09 13:01:21 4.62 4.57 1.92% ATOS 2026-03-09 14:01:45 4.53 4.49 -0.43% ATOS 2026-03-09 15:01:25 4.47 4.40 -2.56% ATOS 2026-03-09 16:01:42 5.15 4.40 1.07% ATOS 2026-03-09 17:01:49 5.21 4.40 1.10% ATOS 2026-03-09 20:10:08 0.00 0.00 1.10% 2026-03-10 ATOS 2026-03-10 04:01:23 5.15 4.11 1.10% ATOS 2026-03-10 07:01:16 5.14 4.11 -3.53% ATOS 2026-03-10 09:10:59 5.15 4.48 -3.53% ATOS 2026-03-10 10:02:44 4.61 4.48 0.00% ATOS 2026-03-10 11:01:09 4.89 4.70 4.64% ATOS 2026-03-10 12:01:36 4.82 4.59 3.75% ATOS 2026-03-10 13:02:21 4.81 4.67 4.19% ATOS 2026-03-10 14:01:42 4.79 4.66 3.75% ATOS 2026-03-10 15:02:20 4.74 4.66 3.75% ATOS 2026-03-10 16:01:31 4.78 4.20 4.64% ATOS 2026-03-10 17:01:22 4.78 4.20 4.60% ATOS 2026-03-10 19:01:20 4.95 4.20 4.60% ATOS 2026-03-10 20:01:34 0.00 0.00 4.60% 2026-03-11 ATOS 2026-03-11 04:01:24 5.15 4.78 4.60% ATOS 2026-03-11 05:01:14 5.14 4.78 4.60% ATOS 2026-03-11 07:01:20 4.79 4.12 0.00% ATOS 2026-03-11 10:01:25 4.74 4.62 -0.66% ATOS 2026-03-11 11:01:13 4.90 4.75 0.22% ATOS 2026-03-11 12:01:24 4.74 4.61 -2.41% ATOS 2026-03-11 13:01:23 4.72 4.61 -1.75% ATOS 2026-03-11 14:01:25 4.74 4.63 -3.50% ATOS 2026-03-11 15:01:25 4.70 4.57 -2.19% ATOS 2026-03-11 16:01:20 4.80 4.73 0.00% ATOS 2026-03-11 18:01:30 4.78 4.73 0.00% ATOS 2026-03-11 20:02:08 0.00 0.00 0.00% 2026-03-12 ATOS 2026-03-12 04:01:45 5.00 4.37 0.00% ATOS 2026-03-12 06:01:21 5.00 4.37 3.14% ATOS 2026-03-12 07:01:19 5.14 4.37 3.14% ATOS 2026-03-12 08:01:23 5.14 4.12 3.14% ATOS 2026-03-12 09:01:13 4.95 4.70 3.14% ATOS 2026-03-12 10:01:25 4.90 4.79 0.42% ATOS 2026-03-12 11:01:18 5.04 4.99 5.44% ATOS 2026-03-12 12:01:26 5.08 4.95 3.77% ATOS 2026-03-12 13:01:20 5.19 5.00 7.95% ATOS 2026-03-12 14:01:23 5.37 5.12 9.00% ATOS 2026-03-12 15:01:15 5.25 5.11 8.79% ATOS 2026-03-12 16:01:48 5.24 4.70 7.95% ATOS 2026-03-12 18:01:35 5.14 4.70 7.95% ATOS 2026-03-12 20:01:33 0.00 0.00 7.32% 2026-03-13 ATOS 2026-03-13 04:01:30 5.24 4.75 7.32% ATOS 2026-03-13 05:01:21 5.23 4.75 7.32% ATOS 2026-03-13 07:01:20 5.23 4.69 7.32% ATOS 2026-03-13 10:01:24 5.15 5.11 1.67% ATOS 2026-03-13 11:01:14 5.20 5.12 2.72% ATOS 2026-03-13 12:01:23 5.10 5.00 -0.84% ATOS 2026-03-13 13:01:16 5.07 5.00 -0.42% ATOS 2026-03-13 14:01:30 5.00 4.95 -1.26% ATOS 2026-03-13 15:01:21 5.03 4.95 -1.05% ATOS 2026-03-13 16:03:09 5.21 4.75 -0.84% ATOS 2026-03-13 17:01:22 5.21 4.62 -0.79% ATOS 2026-03-13 18:01:36 5.21 4.79 -0.79% ATOS 2026-03-13 20:01:29 0.00 0.00 -0.79% 2026-03-16 ATOS 2026-03-16 04:01:41 8.01 4.76 -0.79% ATOS 2026-03-16 05:01:31 5.00 4.40 -0.79% ATOS 2026-03-16 06:01:26 8.00 5.09 0.00% ATOS 2026-03-16 07:01:18 5.67 5.09 0.00% ATOS 2026-03-16 08:01:25 5.67 4.40 4.16% ATOS 2026-03-16 10:01:32 5.14 5.00 1.98% ATOS 2026-03-16 11:01:25 5.00 4.90 -0.79% ATOS 2026-03-16 12:01:40 5.05 5.00 0.59% ATOS 2026-03-16 13:01:44 5.04 4.95 0.00% ATOS 2026-03-16 14:01:46 5.04 4.95 0.40% ATOS 2026-03-16 15:02:04 5.08 5.04 1.19% ATOS 2026-03-16 16:01:50 5.21 4.40 -0.79% ATOS 2026-03-16 17:01:54 5.21 4.40 -0.80% ATOS 2026-03-16 18:01:42 5.21 4.63 -0.80% ATOS 2026-03-16 20:01:43 0.00 0.00 -0.80% 2026-03-17 ATOS 2026-03-17 04:01:43 5.85 4.50 -0.80% ATOS 2026-03-17 07:01:31 5.26 4.50 -0.80% ATOS 2026-03-17 09:01:42 5.23 4.50 -0.80% ATOS 2026-03-17 10:01:47 5.15 5.08 2.79% ATOS 2026-03-17 11:01:30 5.20 5.03 3.19% ATOS 2026-03-17 12:01:42 5.12 4.95 2.59% ATOS 2026-03-17 13:01:38 5.33 5.23 6.39% ATOS 2026-03-17 14:01:42 5.45 5.36 7.98% ATOS 2026-03-17 15:01:47 5.38 5.29 6.59% ATOS 2026-03-17 16:01:40 5.74 4.78 10.58% ATOS 2026-03-17 17:05:27 5.74 4.78 10.66% ATOS 2026-03-17 18:10:26 5.39 4.78 10.66% ATOS 2026-03-17 20:01:42 0.00 0.00 10.66% 2026-03-18 ATOS 2026-03-18 04:01:55 8.24 5.03 10.66% ATOS 2026-03-18 05:01:47 8.24 5.04 10.66% ATOS 2026-03-18 06:01:44 8.24 5.50 10.66% ATOS 2026-03-18 07:01:49 5.65 5.49 10.66% ATOS 2026-03-18 08:01:39 5.64 5.49 10.66% ATOS 2026-03-18 10:01:46 5.35 5.13 -2.41% ATOS 2026-03-18 11:03:28 5.48 5.35 0.00% ATOS 2026-03-18 12:01:57 5.37 5.20 -4.02% ATOS 2026-03-18 13:03:00 5.33 5.09 -5.84% ATOS 2026-03-18 14:01:40 5.25 5.11 -5.84% ATOS 2026-03-18 15:01:56 5.20 5.05 -7.65% ATOS 2026-03-18 16:01:43 5.24 4.80 -7.44% ATOS 2026-03-18 17:03:27 5.24 4.80 -6.74% ATOS 2026-03-18 20:01:41 0.00 0.00 -6.74% 2026-03-19 ATOS 2026-03-19 04:02:07 5.10 4.76 -6.74% ATOS 2026-03-19 05:01:58 5.10 4.76 -0.36% ATOS 2026-03-19 07:02:41 5.10 4.98 -0.36% ATOS 2026-03-19 08:02:12 5.68 4.98 0.00% ATOS 2026-03-19 09:01:47 6.54 4.98 0.00% ATOS 2026-03-19 10:01:47 5.17 5.09 1.64% ATOS 2026-03-19 11:02:11 5.23 5.04 2.37% ATOS 2026-03-19 12:01:40 5.38 5.26 3.83% ATOS 2026-03-19 13:01:43 5.13 5.03 0.18% ATOS 2026-03-19 14:01:37 5.14 5.00 0.36% ATOS 2026-03-19 15:01:53 5.25 5.00 0.91% ATOS 2026-03-19 16:01:37 5.51 4.75 0.36% ATOS 2026-03-19 17:02:06 5.51 5.15 0.39% ATOS 2026-03-19 18:01:53 5.51 5.15 0.98% ATOS 2026-03-19 20:01:52 0.00 0.00 0.98%