NASDAQ · ATOS

Atossa Therapeutics, Inc.

Healthcare · Biotechnology

$2.56

Up+$0.17 (+7.17%)

Updated Oct 14, 2026, 3:36 AM

SID Score

3.9/10

Composite research score

Smart Money

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Institutional and insider signal

Price performance · ATOS

ATOS price history

1M range · 21 trading sessions · Daily adjusted prices

Prices through Oct 13, 2026

Daily close

View OHLC price history

ATOS OHLC price history, latest 40 sessions
Date	Open	High	Low	Close	Volume
Oct 13, 2026	$2.35	$2.60	$2.30	$2.56	71.41K
Oct 12, 2026	$2.44	$2.53	$2.335	$2.3887	81.42K
Oct 9, 2026	$2.45	$2.74	$2.12	$2.44	265.61K
Oct 8, 2026	$2.46	$2.478	$2.385	$2.42	101.01K
Oct 7, 2026	$2.41	$2.49	$2.41	$2.46	19.07K
Oct 6, 2026	$2.46	$2.54	$2.43	$2.45	54.63K
Oct 5, 2026	$2.38	$2.4999	$2.341	$2.45	53.32K
Oct 2, 2026	$2.23	$2.3791	$2.17	$2.34	74.27K
Oct 1, 2026	$1.96	$2.30	$1.96	$2.27	113.6K
Sep 30, 2026	$1.99	$2.15	$1.95	$1.95	67.77K
Sep 29, 2026	$2.06	$2.16	$1.96	$1.99	83.32K
Sep 28, 2026	$1.905	$2.04	$1.82	$1.96	152.93K
Sep 25, 2026	$2.06	$2.0652	$1.89	$1.90	77.84K
Sep 24, 2026	$2.15	$2.22	$2.05	$2.05	37.46K
Sep 23, 2026	$2.25	$2.26	$2.15	$2.18	37.19K
Sep 22, 2026	$2.25	$2.43	$2.25	$2.26	129.53K
Sep 21, 2026	$2.25	$2.39	$2.25	$2.25	67.17K
Sep 18, 2026	$2.37	$2.38	$2.22	$2.22	39.76K
Sep 17, 2026	$2.42	$2.43	$2.37	$2.40	33.29K
Sep 16, 2026	$2.39	$2.48	$2.39	$2.42	45.78K
Sep 15, 2026	$2.475	$2.49	$2.37	$2.37	43.78K