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Atossa Therapeutics Inc stock is traded at $2.37, with a volume of 65,738. It is up +0.42% in the last 24 hours and down -46.14% over the past month. Atossa Therapeutics Inc is a clinical-stage biopharmaceutical company engaged in the development of proprietary medicines for oncology, with a focus on breast cancer and related conditions. The company's lead product candidate, oral (Z)-endoxifen, is a selective estrogen receptor modulator and degrader (SERM/SERD) in Phase 2 clinical development, being evaluated for the treatment and prevention of breast cancer and other indications.
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Previous Close:
$2.36
Open:
$2.37
24h Volume:
65,738
Relative Volume:
0.46
Market Cap:
$23.64M
Revenue:
-
Net Income/Loss:
$-37.64M
P/E Ratio:
-0.5424
EPS:
-4.3698
Net Cash Flow:
$-33.40M
1W Performance:
+11.79%
1M Performance:
-46.14%
6M Performance:
-75.51%
1Y Performance:
-82.21%
1-Day Range:
Value
$2.22
$2.39
1-Week Range:
Value
$2.14
$2.60
52-Week Range:
Value
$1.70
$19.35

Atossa Therapeutics Inc Stock (ATOS) Company Profile

Name
Name
Atossa Therapeutics Inc
Name
Phone
206.588.0256
Name
Address
1448 NW MARKET STREET, SEATTLE, WA
Name
Employee
14
Name
Twitter
@atossainc
Name
Next Earnings Date
2026-08-11
Name
Latest SEC Filings
Name
ATOS's Discussions on Twitter

Compare ATOS vs VRTX, REGN, ARGX, ALNY, RVMD

Stocks Price Market Cap Revenue Net Income Cash Flow EPS
ATOS icon
ATOS
Atossa Therapeutics Inc
2.37 23.64M 0 -37.64M -33.40M -4.3698
VRTX icon
VRTX
Vertex Pharmaceuticals Inc
485.39 123.19B 12.34B 4.34B 3.71B 16.87
REGN icon
REGN
Regeneron Pharmaceuticals Inc
664.52 69.67B 14.92B 4.42B 3.79B 41.04
ARGX icon
ARGX
Argen X Se Adr
877.62 54.58B 4.16B 1.29B 734.26M 19.58
ALNY icon
ALNY
Alnylam Pharmaceuticals Inc
298.76 39.89B 4.29B 577.22M 641.34M 4.2086
RVMD icon
RVMD
Revolution Medicines Inc
186.88 39.73B 742.00K -1.37B -1.07B -7.0731

Atossa Therapeutics Inc Stock (ATOS) Upgrades & Downgrades

Date Action Analyst Rating Change
Jan-26-18 Initiated Maxim Group Buy

Atossa Therapeutics Inc Stock (ATOS) Latest News

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Jul 10, 2026

Atossa Therapeutics sends Sandra S Hammer to AACR rare cancer event in Vancouver - Traders Union

Jul 10, 2026
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Jul 08, 2026

Price to cash flow ratio of Atossa Therapeutics, Inc. – DUS:YAG - TradingView

Jul 08, 2026
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Jul 08, 2026

ATOS Q1 2026 Earnings: Narrower-than-Expected Loss Drives Positive Investor ReactionQuarterly Profit Report - dars.gov.et

Jul 08, 2026
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Jul 08, 2026

ATOSSA THERAPEUTICS, INC. explores lessons from COVID-19 for future biosecurity strategies - Traders Union

Jul 08, 2026
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Jul 08, 2026

Rodman & Renshaw Initiates Atossa Therapeutics(ATOS.US) With Buy Rating, Announces Target Price $12 - Moomoo

Jul 08, 2026
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Jul 07, 2026

Atossa Therapeutics Announces ASCO 2026 Abstracts Highlighting (Z)-Endoxifen Activity Across ESR1 Mutations and Ongoing EVANGELINE Phase 2 Trial - AOL.com

Jul 07, 2026
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Jul 07, 2026

ATOS Initiates Coverage On Rodman & Renshaw -- Rating Set to Buy - GuruFocus

Jul 07, 2026
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Jul 07, 2026

Rodman & Renshaw initiates Atossa Genetics stock with buy rating By Investing.com - Investing.com South Africa

Jul 07, 2026
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Jul 07, 2026

ATOS Stock Drops After Hours On Earnings Miss — CEO Now Bets On New Uses For Its Experimental Cancer Drug - Stocktwits

Jul 07, 2026
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Jul 07, 2026

Rodman & Renshaw initiates Atossa Genetics stock with buy rating - Investing.com

Jul 07, 2026
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Jul 06, 2026

ATOSAtossa Therapeutics Inc Short Interest - Finviz

Jul 06, 2026
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Jul 03, 2026

Atossa Therapeutics raises $4.5M in registered direct offering By Investing.com - Investing.com Nigeria

Jul 03, 2026
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Jun 29, 2026

Atossa Therapeutics, Inc.(NasdaqCM:ATOS) added to Russell Microcap Value Benchmark Index - marketscreener.com

Jun 29, 2026
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Jun 29, 2026

Atossa Therapeutics, Inc.(NasdaqCM: ATOS) added to Russell 3000E Index - marketscreener.com

Jun 29, 2026
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Jun 29, 2026

Price to book forward of Atossa Therapeutics, Inc. – NASDAQ:ATOS - TradingView

Jun 29, 2026
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Jun 29, 2026

Atossa Therapeutics, Inc.(NasdaqCM: ATOS) added to Russell Microcap Index - marketscreener.com

Jun 29, 2026
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Jun 29, 2026

Atossa Therapeutics, Inc.(NasdaqCM: ATOS) added to Russell 3000E Growth Benchmark - marketscreener.com

Jun 29, 2026
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Jun 28, 2026

Atossa Therapeutics, Inc.(NasdaqCM: ATOS) added to Russell 3000E Value Benchmark - marketscreener.com

Jun 28, 2026
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Jun 26, 2026

Atossa Therapeutics, Inc. adopts integrated biologic signals to advance breast cancer research - Traders Union

Jun 26, 2026
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Jun 26, 2026

Price to sales forward of Atossa Therapeutics, Inc. – MUN:YAG - TradingView

Jun 26, 2026
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Jun 26, 2026

Price to book forward of Atossa Therapeutics, Inc. – MUN:YAG - TradingView

Jun 26, 2026
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Jun 26, 2026

Price to earnings forward of Atossa Therapeutics, Inc. – MUN:YAG - TradingView

Jun 26, 2026
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Jun 26, 2026

Enterprise value to EBIT forward of Atossa Therapeutics, Inc. – MUN:YAG - TradingView

Jun 26, 2026
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Jun 26, 2026

Enterprise value to EBITDA forward of Atossa Therapeutics, Inc. – MUN:YAG - TradingView

Jun 26, 2026
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Jun 26, 2026

ATOS Should I Buy - Intellectia AI

Jun 26, 2026
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Jun 25, 2026

Atossa Therapeutics, Inc. (NASDAQ:ATOS): Are Analysts Optimistic? - simplywall.st

Jun 25, 2026
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Jun 22, 2026

Atossa Therapeutics Inc (ATOS) Technical Analysis: Support, Resistance, Indicators & Moving Averages - TradingKey

Jun 22, 2026
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Jun 18, 2026

Atossa Therapeutics Inc (ATOS) Revenue Breakdown: Business Segments, Regional Revenue & Profit Contribution - TradingKey

Jun 18, 2026
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Jun 18, 2026

Atossa Therapeutics Inc (ATOS) Shareholder Structure: Major Shareholders & Institutional Holdings - TradingKey

Jun 18, 2026
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Jun 18, 2026

Atossa Therapeutics Inc (ATOS) Dividends & Stock Splits: Historical Payouts and Event Timeline - TradingKey

Jun 18, 2026
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Jun 17, 2026

Atossa Therapeutics Inc (ATOS) Valuation: PE, PB & Fair Value Analysis - TradingKey

Jun 17, 2026
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Jun 17, 2026

Atossa Therapeutics Inc (ATOS) Financial Health: Profitability & Balance Sheet Analysis - TradingKey

Jun 17, 2026
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Jun 17, 2026

Atossa Therapeutics Inc (ATOS) Earnings Forecast: Future EPS & Revenue Growth Estimates - TradingKey

Jun 17, 2026
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Jun 17, 2026

Atossa Therapeutics Inc (ATOS) Institutional Confidence - TradingKey

Jun 17, 2026
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Jun 17, 2026

Atossa Therapeutics Inc (ATOS) Risk Assessment: Volatility, Financial Risk & Investment Risk - TradingKey

Jun 17, 2026
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Jun 15, 2026

Atossa Therapeutics brings medical innovation to Hudson Institute strategic discussions - Traders Union

Jun 15, 2026
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Jun 13, 2026

Atossa Therapeutics (ATOS) Q1 2026 Earnings: Narrowing Losses with Positive EPS SurpriseRevenue Warning Signal - newsline.com

Jun 13, 2026
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Jun 13, 2026

Atossa Therapeutics closes $4.5M registered direct offering By Investing.com - Investing.com Australia

Jun 13, 2026
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Jun 12, 2026

Atossa Therapeutics closes $4.5M registered direct offering - Investing.com

Jun 12, 2026
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Jun 12, 2026

Atossa Therapeutics Announces Closing of Registered Direct Offering of up to $16.5 Million in Gross Proceeds - PR Newswire

Jun 12, 2026
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Jun 12, 2026

Atossa Therapeutics Announces Up To $16.5 Million Registered Direct Offering - Pulse 2.0

Jun 12, 2026
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Jun 12, 2026

Atossa Therapeutics examines biosecurity and scientific innovation after COVID 19 lessons - Traders Union

Jun 12, 2026
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Jun 12, 2026

Atossa Therapeutics (NASDAQ: ATOS) sells 1.36M shares with warrants in $4.5M deal - Stock Titan

Jun 12, 2026
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Jun 11, 2026

Market Movers | Winners: XXII, PPCB, CCHH | Losers: BCPC, ATOS, BATL - Trefis

Jun 11, 2026
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Jun 11, 2026

Atossa Therapeutics, Inc. (ATOS) Latest Stock News & Headlines - Yahoo Finance

Jun 11, 2026
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Jun 11, 2026

Top Midday Decliners - Moomoo

Jun 11, 2026
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Jun 11, 2026

12 Health Care Stocks Moving In Thursday's Intraday Session - Benzinga

Jun 11, 2026
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Jun 11, 2026

Crude Oil Edges Higher; Driven Brands Posts Upbeat Earnings - Benzinga

Jun 11, 2026
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Jun 11, 2026

Dow Jumps Over 250 Points; US Initial Jobless Claims RiseAtossa Therapeutics (NASDAQ:ATOS), Big Tree C - Benzinga

Jun 11, 2026
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Jun 11, 2026

Atossa Therapeutics Launches $16.5 Million Registered Direct Offering - marketscreener.com

Jun 11, 2026
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Jun 11, 2026

Atossa Therapeutics stock tumbles on $4.5M stock offering - Investing.com UK

Jun 11, 2026

Atossa Therapeutics Inc Stock (ATOS) Financials Data

Revenue

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Net Income

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Cash Flow

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EPS

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$56.43
price down icon 2.64%
$115.61
price down icon 2.24%
$35.97
price down icon 2.28%
$68.27
price down icon 10.83%
ONC ONC
$298.70
price down icon 1.36%
$186.88
price down icon 2.22%
Cap:     |  Volume (24h):