sec filing
NASDAQ · ATOS
Atossa Therapeutics, Inc.
Healthcare · Biotechnology
$2.42
Down-$0.02 (-0.83%)
Updated Sep 17, 2026, 8:38 PM
SID Score
3.4/10
Composite research score
Smart Money
—
Institutional and insider signal
- Market cap
- 116.87M
- P/E ratio
- -4.07
- Dividend yield
- 0.00%
- 52-week range
- $1.70 – $19.35
- Volume
- 45.78K
- Avg. volume
- 872.57K
Price performance
ATOS price history
1M range · 20 trading sessions · Daily adjusted prices
ATOS closed at $2.42 after 20 trading sessions, down 8.33% for the selected period.
- Last close
- $2.42
- Period change
- -8.33%
- Period low
- $2.34
- Period high
- $2.68
Daily close
View OHLC price history
| Date | Open | High | Low | Close | Volume |
|---|---|---|---|---|---|
| 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 |
| Sep 14, 2026 | $2.53 | $2.555 | $2.45 | $2.48 | 35.04K |
| Sep 11, 2026 | $2.36 | $2.54 | $2.36 | $2.51 | 60.41K |
| Sep 10, 2026 | $2.36 | $2.61 | $2.33 | $2.34 | 47.24K |
| Sep 9, 2026 | $2.54 | $2.54 | $2.40 | $2.40 | 24.8K |
| Sep 8, 2026 | $2.49 | $2.5871 | $2.4446 | $2.515 | 41.37K |
| Sep 4, 2026 | $2.51 | $2.60 | $2.50 | $2.52 | 28.03K |
| Sep 3, 2026 | $2.50 | $2.60 | $2.46 | $2.53 | 56.69K |
| Sep 2, 2026 | $2.40 | $2.51 | $2.39 | $2.46 | 44.77K |
| Sep 1, 2026 | $2.48 | $2.50 | $2.317 | $2.42 | 92K |
| Aug 31, 2026 | $2.57 | $2.5895 | $2.50 | $2.50 | 53.19K |
| Aug 28, 2026 | $2.62 | $2.62 | $2.50 | $2.58 | 49K |
| Aug 27, 2026 | $2.64 | $2.69 | $2.5848 | $2.64 | 23.12K |
| Aug 26, 2026 | $2.66 | $2.70 | $2.61 | $2.65 | 26.3K |
| Aug 25, 2026 | $2.62 | $2.69 | $2.58 | $2.68 | 49.69K |
| Aug 24, 2026 | $2.56 | $2.65 | $2.45 | $2.64 | 57.15K |
| Aug 21, 2026 | $2.59 | $2.62 | $2.51 | $2.54 | 25.66K |
| Aug 20, 2026 | $2.62 | $2.62 | $2.44 | $2.59 | 70.95K |
| Aug 19, 2026 | $2.57 | $2.76 | $2.55 | $2.64 | 62.2K |
Latest ATOS news
The latest Smart Investors Daily articles mentioning ATOS.
Stock researchResearch & News · SEC Filings
Loading stock research…