Atossa Therapeutics, Inc. - ATOS - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
February 20, 2026	4.45	4.21	4.21	4.45	4.15	41,531
February 19, 2026	4.35	4.42	4.42	4.55	4.2	78,783
February 18, 2026	4.06	4.34	4.34	4.59	4.06	85,710
February 17, 2026	4.14	4.15	4.15	4.2	3.97	92,561
February 13, 2026	3.92	4.2	4.2	4.44	3.91	94,097
February 12, 2026	4.05	3.94	3.94	4.15	3.76	240,849
February 11, 2026	4.76	4.05	4.05	4.77	4.03	348,441
February 10, 2026	4.91	4.82	4.82	5.05	4.8	190,583
February 09, 2026	5.32	4.99	4.99	5.33	4.78	325,429
February 06, 2026	5.33	5.34	5.34	5.54	5.21	156,117
February 05, 2026	5.03	5.33	5.33	5.47	5.01	186,706
February 04, 2026	5.41	5.29	5.29	5.51	4.92	279,754
February 03, 2026	5.6	5.53	5.53	5.85	4.91	640,110
February 02, 2026	7.23	5.59	5.59	7.56	5.4	678,200
January 30, 2026	0.6	0.56	0.56	0.6	0.53	2.81M
January 29, 2026	0.62	0.6	0.6	0.62	0.57	1.78M
January 28, 2026	0.67	0.62	0.62	0.69	0.61	2.12M
January 27, 2026	0.7	0.68	0.68	0.73	0.66	1.83M
January 26, 2026	0.63	0.69	0.69	0.71	0.6	3.17M
January 23, 2026	0.66	0.64	0.64	0.66	0.63	752,129
January 22, 2026	0.62	0.65	0.65	0.66	0.59	1.14M
January 21, 2026	0.6	0.6	0.6	0.62	0.59	914,500
January 20, 2026	0.66	0.6	0.6	0.66	0.58	3.84M
January 16, 2026	0.66	0.62	0.62	0.66	0.59	1.72M
January 15, 2026	0.61	0.58	0.58	0.61	0.57	1.6M
January 14, 2026	0.63	0.6	0.6	0.63	0.6	1.64M
January 13, 2026	0.66	0.64	0.64	0.67	0.63	538,600
January 12, 2026	0.64	0.65	0.65	0.66	0.62	726,688
January 09, 2026	0.66	0.65	0.65	0.67	0.63	893,294
January 08, 2026	0.67	0.65	0.65	0.68	0.64	903,900
January 07, 2026	0.67	0.67	0.67	0.7	0.66	661,448
January 06, 2026	0.67	0.66	0.66	0.68	0.61	2.32M
January 05, 2026	0.65	0.62	0.62	0.65	0.6	1.17M
January 02, 2026	0.59	0.63	0.63	0.63	0.59	1.55M
December 31, 2025	0.6	0.59	0.59	0.61	0.55	3.69M
December 30, 2025	0.65	0.62	0.62	0.65	0.62	1.66M
December 29, 2025	0.64	0.66	0.66	0.69	0.64	1.06M
December 26, 2025	0.66	0.66	0.66	0.69	0.65	955,242
December 24, 2025	0.68	0.69	0.69	0.7	0.67	685,606
December 23, 2025	0.7	0.68	0.68	0.71	0.67	2.29M
December 22, 2025	0.73	0.72	0.72	0.75	0.71	643,436
December 19, 2025	0.71	0.73	0.73	0.74	0.7	945,804
December 18, 2025	0.71	0.7	0.7	0.74	0.7	606,796
December 17, 2025	0.74	0.71	0.71	0.75	0.71	482,005
December 16, 2025	0.7	0.72	0.72	0.74	0.7	594,600
December 15, 2025	0.74	0.71	0.71	0.77	0.7	2.9M
December 12, 2025	0.88	0.82	0.82	0.91	0.82	1.14M
December 11, 2025	0.96	0.9	0.9	0.99	0.89	5.82M
December 10, 2025	0.82	0.85	0.85	0.87	0.8	1.03M
December 09, 2025	0.78	0.81	0.81	0.82	0.78	580,616
December 08, 2025	0.82	0.78	0.78	0.82	0.77	460,502
December 05, 2025	0.78	0.8	0.8	0.81	0.77	844,277
December 04, 2025	0.74	0.76	0.76	0.77	0.73	708,175
December 03, 2025	0.71	0.74	0.74	0.74	0.7	606,254
December 02, 2025	0.73	0.7	0.7	0.75	0.69	1.21M
December 01, 2025	0.79	0.74	0.74	0.8	0.74	746,800
November 28, 2025	0.79	0.78	0.78	0.79	0.77	238,436
November 26, 2025	0.78	0.78	0.78	0.81	0.77	628,554
November 25, 2025	0.76	0.77	0.77	0.78	0.75	237,111
November 24, 2025	0.8	0.75	0.75	0.82	0.75	792,800

Atossa Therapeutics, Inc. (ATOS) NASDAQ