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Atossa Therapeutics, Inc. (ATOS)

Healthcare | Biotechnology | Seattle, United States | NasdaqCM
2.58 USD -0.06 (-2.273%) ⇩ (Aug. 28, 2026, 4 p.m. EDT)
After hours: 2.72 +0.14 (5.415%) ⇧ (Aug. 28, 2026, 7:38 p.m. EDT)

Short-term:★☆☆☆☆Long-term:⯪☆☆☆☆Dividends:☆☆☆☆☆
Hot Take | Aug. 22, 2026, 6:08 a.m. EDT

The investment case here is broken by a deteriorating business and a hostile capital structure. Fundamentally, the company is posting massive losses, burning cash, and has just flagged a 'going concern' risk, meaning the board believes the company might not survive the next year without raising more money. The stock has lost over 98% of its value over the last nine years, and despite a recent uptick, the long-term trajectory remains a structural decline. The balance sheet is fragile, evidenced by the recent registered direct offerings where the company sold shares to raise cash, which dilutes existing shareholders and signals distress. There is no dividend to provide a floor. Technically, the stock is trading well below its 200-day average, confirming the long-term downtrend. While the short-term rating isn't a hard 'sell' (0) because the price has recently stabilized slightly above the 50-day moving average, the momentum is weak and the path of least resistance remains down. The options market confirms this pessimism, with traders loading up on puts and avoiding calls. This is a speculative biotech stock in survival mode, not a viable investment vehicle.

Model Selection — Backtest MAE (log-scale, lower is better)
ModelMAE
AutoARIMA ✓0.667058
AutoETS0.669812
AutoTheta0.670377
MSTL0.681708

Forecast horizon: 45 days | Selected: AutoARIMA

Forecast Reliability
Score 27%
H-stat 1.07
Ljung-Box p 0.000
Jarque-Bera p 0.000
Excess Kurtosis 2.32
Attribute Value
Sector Healthcare
Market Cap 25,746,588
Forward P/E -0.59
Beta 1.25
Website https://www.atossatherapeutics.com

As of Aug. 22, 2026, 6:08 a.m. EDT: Speculators are positioning for a continued grind lower rather than a rebound. Put open interest significantly outweighs call open interest across all expirations, with heavy concentration in strikes below the current price ($1.00 and $2.00). While there is some call volume at higher strikes ($4.00-$9.00), the overwhelming majority of open interest sits in the money for put buyers, indicating a bearish bias where traders are betting on further downside or seeking protection against a collapse.


Info Dump

Attribute Value
52 Week Change -0.7714286
Address1 448 NW Market Street
Address2 Suite 500
All Time High 33,480.0
All Time Low 1.7
Ask 3.21
Ask Size 2
Average Analyst Rating 1.5 - Strong Buy
Average Daily Volume10 Day 66,150
Average Daily Volume3 Month 157,204
Average Volume 157,204
Average Volume10Days 66,150
Beta 1.246
Bid 1.88
Bid Size 2
Book Value 2.689
City Seattle
Compensation As Of Epoch Date 1,767,139,200
Country United States
Crypto Tradeable 0
Currency USD
Current Price 2.58
Current Ratio 5.689
Custom Price Alert Confidence HIGH
Date Short Interest 1,786,665,600
Day High 2.62
Day Low 2.5
Display Name Atossa Therapeutics
Dividend Date 1,524,182,400
Earnings Call Timestamp End 1,742,905,800
Earnings Call Timestamp Start 1,742,905,800
Earnings Timestamp End 1,755,261,000
Earnings Timestamp Start 1,754,915,400
Ebitda -39,235,000
Ebitda Margins 0.0
Enterprise To Ebitda 0.009
Enterprise Value -347,411
Eps Current Year -4.4
Eps Forward -4.38
Eps Trailing Twelve Months -4.34
Esg Populated 0
Exchange NCM
Exchange Data Delayed By 0
Exchange Timezone Name America/New_York
Exchange Timezone Short Name EDT
Fifty Day Average 2.3232
Fifty Day Average Change 0.25679994
Fifty Day Average Change Percent 0.110537164
Fifty Two Week Change Percent -77.14286
Fifty Two Week High 19.35
Fifty Two Week High Change -16.77
Fifty Two Week High Change Percent -0.8666667
Fifty Two Week Low 1.7
Fifty Two Week Low Change 0.8799999
Fifty Two Week Low Change Percent 0.51764697
Fifty Two Week Range 1.7 - 19.35
Financial Currency USD
First Trade Date Milliseconds 1,352,385,000,000
Float Shares 9,944,570
Forward Eps -4.38
Forward P E -0.58904105
Free Cashflow -23,330,876
Full Exchange Name NasdaqCM
Full Time Employees 16
Fullday Change -0.0600002
Fullday Change Percent -2.27273
Fullday Price 2.7197
Gmt Off Set Milliseconds -14,400,000
Gross Margins 0.0
Has Pre Post Market Data 1
Held Percent Insiders 0.01846
Held Percent Institutions 0.17379999
Implied Shares Outstanding 9,979,298
Industry Biotechnology
Industry Disp Biotechnology
Industry Key biotechnology
Is Earnings Date Estimate 1
Language en-US
Last Fiscal Year End 1,767,139,200
Last Split Date 1,769,990,400
Last Split Factor 1:15
Long Business Summary Atossa Therapeutics, Inc., a clinical-stage biopharmaceutical company, develops medicines in areas of significant unmet medical need in oncology in the United States. Its lead drug candidate is oral (Z)-endoxifen, a selective estrogen receptor modulator and selective estrogen receptor degrader currently in Phase 2 clinical development for the treatment and reduction of risk of breast cancer, as well as in other therapeutic areas. The company was formerly known as Atossa Genetics Inc. and changed its name to Atossa Therapeutics, Inc. in January 2020. Atossa Therapeutics, Inc. was founded in 2008 and is based in Seattle, Washington.
Long Name Atossa Therapeutics, Inc.
Market us_market
Market Cap 25,746,588
Market State CLOSED
Max Age 86,400
Message Board Id finmb_100256926
Most Recent Quarter 1,782,777,600
Net Income To Common -37,709,000
Next Fiscal Year End 1,798,675,200
Non Diluted Market Cap 26,345,346
Number Of Analyst Opinions 3
Open 2.62
Operating Cashflow -35,769,000
Operating Margins 0.0
Payout Ratio 0.0
Phone 206 588 0256
Post Market Change 0.13970017
Post Market Change Percent 5.414736
Post Market Price 2.7197
Post Market Time 1,787,960,329
Previous Close 2.64
Price Eps Current Year -0.5863636
Price Hint 4
Price To Book 0.9594645
Profit Margins 0.0
Quick Ratio 4.787
Quote Source Name Nasdaq Real Time Price
Quote Type EQUITY
Recommendation Key strong_buy
Recommendation Mean 1.5
Region US
Regular Market Change -0.0600002
Regular Market Change Percent -2.27273
Regular Market Day High 2.62
Regular Market Day Low 2.5
Regular Market Day Range 2.5 - 2.62
Regular Market Open 2.62
Regular Market Previous Close 2.64
Regular Market Price 2.58
Regular Market Time 1,787,947,201
Regular Market Volume 47,949
Return On Assets -0.50688
Return On Equity -0.89225996
Sand P52 Week Change 0.20504117
Sector Healthcare
Sector Disp Healthcare
Sector Key healthcare
Shares Outstanding 9,979,298
Shares Percent Shares Out 0.0797
Shares Short 795,457
Shares Short Previous Month Date 1,784,073,600
Shares Short Prior Month 776,246
Short Name Atossa Therapeutics, Inc.
Short Percent Of Float 0.0798
Short Ratio 12.76
Source Interval 15
State WA
Symbol ATOS
Target High Price 24.0
Target Low Price 10.0
Target Mean Price 18.66667
Target Median Price 22.0
Total Cash 26,094,000
Total Cash Per Share 2.615
Total Debt 0
Tradeable 0
Trailing Annual Dividend Rate 0.0
Trailing Annual Dividend Yield 0.0
Trailing Eps -4.34
Trailing Peg Ratio None
Triggerable 1
Two Hundred Day Average 5.87515
Two Hundred Day Average Change -3.2951503
Two Hundred Day Average Change Percent -0.5608623
Type Disp Equity
Volume 47,949
Website https://www.atossatherapeutics.com
Zip 98,107