Atossa Therapeutics

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About ATOS

Atossa Therapeutics, Inc. operates as a clinical-stage biopharmaceutical company, which engages in the development of novel therapeutics and delivery methods for the treatment of breast cancer and other breast conditions. The company was founded by Steven C. 

CEO
Steven C. Quay
CEOSteven C. Quay
Employees
14
Employees14
Headquarters
Seattle, Washington
HeadquartersSeattle, Washington
Founded
2008
Founded2008
Employees
14
Employees14

ATOS Key Statistics

Market cap
42.37M
Market cap42.37M
Price-Earnings ratio
-1.18
Price-Earnings ratio-1.18
Dividend yield
Dividend yield
Average volume
63.26K
Average volume63.26K
High today
$5.25
High today$5.25
Low today
$4.89
Low today$4.89
Open price
$5.11
Open price$5.11
Volume
21.13K
Volume21.13K
52 Week high
$19.35
52 Week high$19.35
52 Week low
$3.76
52 Week low$3.76

Stock Snapshot

The current Atossa Therapeutics(ATOS) stock price is $4.92, with a market capitalization of 42.37M. The stock trades at a price-to-earnings (P/E) ratio of -1.18.

On 2026-05-15, Atossa Therapeutics(ATOS) stock traded between a low of $4.89 and a high of $5.25. Shares are currently priced at $4.92, which is +0.7% above the low and -6.3% below the high.

The Atossa Therapeutics(ATOS)'s current trading volume is 21.13K, compared to an average daily volume of 63.26K.

During the past year, Atossa Therapeutics(ATOS) stock moved between $3.76 at its lowest and $19.35 at its peak.

During the past year, Atossa Therapeutics(ATOS) stock moved between $3.76 at its lowest and $19.35 at its peak.

ATOS News

TipRanks 7d
Atossa Therapeutics reports Q1 EPS ($1.11) vs. (78c) last year

“During the quarter, we made meaningful progress advancing our (Z)-endoxifen development strategy across both oncology and rare disease indications,” stated Dr....

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