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ATOS vs SPY

Comparison between Atossa Therapeutics Inc (ATOS, Company) and SPDR S&P 500 ETF Trust (SPY, ETF).

5-Year PerformanceSPY has outperformed ATOS, delivering a return of +13.4% compared to -48.0%

ATOS vs SPY - Performance Comparison

Key Characteristics

Financial metrics and valuation ratios

Market Cap / Net Assets
ATOS
$38M
Winner
SPY
$784B
Expense Ratio
ATOS
N/A
SPY
0.09%
Max Drawdown
ATOS
99.99%
Winner
SPY
56.47%
Sharpe Ratio
ATOS
-1.52
Winner
SPY
1.50
5Y Beta
ATOS
1.12
Winner
SPY
1.00
Industry
ATOS
Biotechnology
SPY
N/A
P/E Ratio
Winner
ATOS
-1.01
SPY
28.29
Forward P/E
Winner
ATOS
7.04
SPY
21.76
PEG Ratio
ATOS
-0.02
SPY
N/A
5Y Dividends CAGR
ATOS
N/A
SPY
5.43%
5Y EPS CAGR
ATOS
3.17%
Winner
SPY
25.98%
Debt to Equity
Winner
ATOS
0.00%
SPY
30.79%
Free Cash Flow Yield
ATOS
-88.14%
SPY
N/A
P/S Ratio
ATOS
1872.06
Winner
SPY
3.79
P/B Ratio
Winner
ATOS
1.25
SPY
5.67

ATOS vs SPY - Historical Returns

Returns include dividend reinvestment.

1M
ATOS
-52.33%
Winner
SPY
+0.48%
3M
ATOS
-51.29%
Winner
SPY
+11.67%
6M
ATOS
-80.12%
Winner
SPY
+9.42%
1Y
ATOS
-80.99%
Winner
SPY
+24.27%
5Y(CAGR)
ATOS
-47.98%
Winner
SPY
+13.36%
10Y(CAGR)
ATOS
-44.00%
Winner
SPY
+15.42%
Max(CAGR)
ATOS
-46.77%
Winner
SPY
+8.49%

ATOS vs SPY - Annual Returns (1999 - 2026)

Returns include dividend reinvestment.

YearATOSSPY
2026-73.99%+8.88%
2025-38.55%+18.00%
2024+0.97%+25.59%
2023+50.12%+26.72%
2022-69.63%-18.64%
2021+68.42%+30.52%
2020-40.25%+17.28%
2019+35.34%+31.09%
2018-68.52%-5.24%
2017-81.69%+20.78%
2016-73.89%+13.59%
2015-77.14%+1.31%
2014-37.00%+14.56%
2013-38.95%+29.00%
2012-18.75%+14.17%
2011N/A+0.85%
2010N/A+13.14%
2009N/A+22.67%
2008N/A-36.25%
2007N/A+5.32%
2006N/A+13.85%
2005N/A+5.32%
2004N/A+10.75%
2003N/A+24.18%
2002N/A-22.42%
2001N/A-10.13%
2000N/A-8.84%
1999N/A+8.61%

ATOS vs SPY Drawdown Comparison

The maximum drawdown for ATOS was -99.99%, occurring on Jun 12, 2026. This drawdown has not yet recovered.

The maximum drawdown for SPY was -55.20%, occurring on Mar 9, 2009. Recovery took 1224 trading sessions.

The current ATOS drawdown is -99.99%. The current SPY drawdown is -2.35%.

RankATOSSPY
#1-99.99%
Mar 19, 2013 - Jun 12, 2026
-55.20%
Oct 9, 2007 - Aug 16, 2012
#2-23.85%
Dec 11, 2012 - Jan 29, 2013
-47.50%
Mar 24, 2000 - Oct 26, 2006
#3-20.00%
Feb 12, 2013 - Mar 18, 2013
-33.70%
Feb 19, 2020 - Aug 10, 2020
#4-15.63%
Nov 8, 2012 - Dec 10, 2012
-24.50%
Jan 3, 2022 - Dec 13, 2023
#5-4.85%
Feb 1, 2013 - Feb 5, 2013
-19.34%
Sep 20, 2018 - Apr 12, 2019
#6-1.89%
Jan 29, 2013 - Jan 31, 2013
-18.76%
Feb 19, 2025 - Jun 26, 2025
#7N/A-13.02%
Jul 20, 2015 - Apr 18, 2016
#8N/A-10.10%
Jan 26, 2018 - Aug 6, 2018
#9N/A-9.44%
Sep 2, 2020 - Nov 11, 2020
#10N/A-9.30%
Jan 19, 2000 - Mar 17, 2000
#11N/A-9.05%
Jul 19, 2007 - Oct 5, 2007
#12N/A-8.88%
Jan 27, 2026 - Apr 14, 2026
#13N/A-8.41%
Jul 16, 2024 - Sep 19, 2024
#14N/A-7.35%
Sep 14, 2012 - Jan 2, 2013
#15N/A-7.27%
Sep 18, 2014 - Oct 31, 2014

Correlation

Correlation between ATOS and SPY is -0.47 which considered as a weak negative correlation - the stocks show a slight tendency to move in opposite directions.

-0.47
-101

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