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September 15, 2026

Atossa Therapeutics, Inc. - Common Stock (NQ:ATOS)

1.960 +0.020 (+1.03%)
Delayed Quote Updated: 4:00 PM EST, Nov 13, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 56,355
Open 1.910
Bid (Size) 1.880 (100)
Ask (Size) 2.400 (400)
Prev. Close 1.940
Today's Range 1.850 - 2.000
52wk Range 1.700 - 14.85
Shares Outstanding 125,785,200
Dividend Yield N/A

Performance

52-Week Range 86.8% below 52-week high
1.960
1.7052W Low 14.8552W High
1 Week 15.2% below 1-week high
1.811W Low 2.311W High

Atossa Therapeutics, Inc. - Common Stock (ATOS) traded between $1.70 and $14.85 over the past 52 weeks and last traded at $1.96, 86.8% below its 52-week high. Over the past week it ranged between $1.81 and $2.31.

Past 12 Months
-8.0%
-29.5%
-24.6%
-59.6%
-79.3%
-83.7%
1W -$0.17
1M -$0.82
3M -$0.64
6M -$2.89
YTD -$7.50
1Y -$10.08

ATOS was -83.7% over the past year, -59.6% over six months, -79.3% year to date, -8.0% in the last week.

12 Months vs Market
ATOS
-83.7%
DIA
+10.2%
SPY
+12.3%
QQQ
+11.8%
IWM
+17.2%

Over the past 12 months ATOS returned -83.7% versus DIA (Dow) +10.2%, SPY (S&P 500) +12.3%, QQQ (Nasdaq 100) +11.8% and IWM (Russell 2000) +17.2%.

Volume & Liquidity 0.79× 3-mo avg
Today 56,355 3-mo avg 71.1K
1W
57.0K
1M
77.7K
3M
71.1K
6M
111.2K
YTD
111.8K
1Y
106.6K

ATOS most recently traded 56,355 shares against a 3-month average daily volume of 71.1K.

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Frequently Asked Questions

Is Atossa Therapeutics, Inc. - Common Stock publicly traded?
Yes, Atossa Therapeutics, Inc. - Common Stock is publicly traded.
What exchange does Atossa Therapeutics, Inc. - Common Stock trade on?
Atossa Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market
What is the ticker symbol for Atossa Therapeutics, Inc. - Common Stock?
The ticker symbol for Atossa Therapeutics, Inc. - Common Stock is ATOS on the Nasdaq Stock Market
What is the current price of Atossa Therapeutics, Inc. - Common Stock?
The current price of Atossa Therapeutics, Inc. - Common Stock is 1.960
When was Atossa Therapeutics, Inc. - Common Stock last traded?
The last trade of Atossa Therapeutics, Inc. - Common Stock was at 11/13/26 04:00 PM ET
What is the market capitalization of Atossa Therapeutics, Inc. - Common Stock?
The market capitalization of Atossa Therapeutics, Inc. - Common Stock is 246.54M
How many shares of Atossa Therapeutics, Inc. - Common Stock are outstanding?
Atossa Therapeutics, Inc. - Common Stock has 247M shares outstanding.
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