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Atossa Therapeutics, Inc. logo

Atossa Therapeutics, Inc. (ATOS) Stock Ticker

NASDAQ: ATOS · Healthcare · Biotechnology
$1.90-7.32%
USD · as of 2026-09-27 · market cap $19.0M
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ATOS right now

Options price it to move more than 9 in 10 stocks.
Options expect by Oct 6±13.6%
Options expect by Oct 29±28.2%
Priced in for Nov 11 earnings±33.8%
IV rank (30-day)44% · fair
From Tickr's live models · 2026-09-29. Not investment advice.

Market factors today

Tickr 500 vs S&P 500+0.49%+1.0% MTD
Momentum L/S+1.35%+15.1% MTD
High-beta momo L/S+1.46%+22.2% MTD
Rate sensitivity L/S+1.91%+6.9% MTD
Oil sensitivity L/S-2.54%-5.3% MTD
Unprofitable tech-1.43%+3.7% MTD

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About Atossa Therapeutics, Inc.

Atossa Therapeutics, Inc. is a clinical-stage biopharmaceutical firm dedicated to developing innovative medicines. Their primary focus lies in addressing unmet medical needs in women's oncology, especially breast cancer, along with other conditions, within the United States. The company's flagship therapeutic candidate is oral (Z)-endoxifen. This compound, an active metabolite derived from tamoxifen, is currently undergoing Phase II clinical trials for both the treatment and prevention of breast cancer. Beyond this, Atossa is also advancing immunotherapy and chimeric antigen receptor (CAR) therapy programs. Established in 2008, the company adopted its current name, Atossa Therapeutics, Inc., in January 2020, having previously operated as Atossa Genetics Inc. It is headquartered in Seattle, Washington.

ATOS stock facts

Ticker symbolATOS
ExchangeNASDAQ Capital Market
SectorHealthcare
IndustryBiotechnology
Market cap$19.0M
CEOSteven C. Quay
Employees16
HeadquartersSeattle, WA, US
IPO date2012-11-08
Websitewww.atossatherapeutics.com

What you can see for ATOS on Tickr

Live ATOS price chart with overlays, the options chain, implied move, IV rank, options flow and Strategy Lab, financial statements and consensus estimates, analyst ratings, catalysts, news with AI scoring, and an AI chat that has read the ATOS report.

Rankings

Largest Healthcare companiesLargest companies by market cap

FAQ

What is the ticker symbol for Atossa Therapeutics, Inc.?

The ticker symbol for Atossa Therapeutics, Inc. is ATOS, listed on the NASDAQ Capital Market.

What is ATOS?

Atossa Therapeutics, Inc. is a clinical-stage biopharmaceutical firm dedicated to developing innovative medicines. Their primary focus lies in addressing unmet medical needs in women's oncology, especially breast cancer, along with other conditions, within the United States. The company's flagship therapeutic candidate is oral (Z)-endoxifen. This compound, an active metabolite derived from…

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