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September 15, 2026

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

2.910 UNCHANGED
Delayed Quote Updated: 4:00 PM EDT, Oct 16, 2026 Add to My Watchlist

Price and Volume

Detailed Quote
Volume 64
Open 2.910
Bid (Size) 2.550 (100)
Ask (Size) 2.950 (400)
Prev. Close 2.910
Today's Range 2.910 - 2.910
52wk Range 1.700 - 15.22
Shares Outstanding 125,785,200
Dividend Yield N/A

Performance

52-Week Range 80.9% below 52-week high
2.910
1.7052W Low 15.2252W High
1 Week 6.7% below 1-week high
2.301W Low 3.121W High

Atossa Therapeutics, Inc. - Common Stock (ATOS) traded between $1.70 and $15.22 over the past 52 weeks and last traded at $2.91, 80.9% below its 52-week high. Over the past week it ranged between $2.30 and $3.12.

Past 12 Months
+21.8%
+31.1%
+16.9%
-52.8%
-69.2%
-80.8%
1W +$0.52
1M +$0.69
3M +$0.42
6M -$3.26
YTD -$6.55
1Y -$12.24

ATOS was -80.8% over the past year, -52.8% over six months, -69.2% year to date, +21.8% in the last week.

12 Months vs Market
ATOS
-80.8%
DIA
+11.2%
SPY
+13.7%
QQQ
+16.1%
IWM
+9.0%

Over the past 12 months ATOS returned -80.8% versus DIA (Dow) +11.2%, SPY (S&P 500) +13.7%, QQQ (Nasdaq 100) +16.1% and IWM (Russell 2000) +9.0%.

Volume & Liquidity 0.00× 3-mo avg
Today 64 3-mo avg 69.2K
1W
144.4K
1M
99.2K
3M
69.2K
6M
111.1K
YTD
116.9K
1Y
105.4K

ATOS most recently traded 64 shares against a 3-month average daily volume of 69.2K.

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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 2.910
When was Atossa Therapeutics, Inc. - Common Stock last traded?
The last trade of Atossa Therapeutics, Inc. - Common Stock was at 10/16/26 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 366.03M
How many shares of Atossa Therapeutics, Inc. - Common Stock are outstanding?
Atossa Therapeutics, Inc. - Common Stock has 366M shares outstanding.
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