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AKTX vs SPY

Comparison between Akari Therapeutics Plc (AKTX, Company) and SPDR S&P 500 ETF Trust (SPY, ETF).

5-Year PerformanceSPY has outperformed AKTX, delivering a return of +13.3% compared to -59.8%

AKTX vs SPY - Performance Comparison

Key Characteristics

Financial metrics and valuation ratios

Market Cap / Net Assets
AKTX
$148M
Winner
SPY
$735B
Expense Ratio
AKTX
N/A
SPY
0.09%
Max Drawdown
AKTX
99.99%
Winner
SPY
56.47%
Sharpe Ratio
AKTX
0.32
Winner
SPY
1.62
5Y Beta
Winner
AKTX
0.67
SPY
1.00
Industry
AKTX
Biotechnology
SPY
N/A
P/E Ratio
Winner
AKTX
-8.66
SPY
28.99
Forward P/E
AKTX
N/A
SPY
22.37
PEG Ratio
AKTX
0.00
SPY
N/A
5Y Dividends CAGR
AKTX
N/A
SPY
5.43%
5Y EPS CAGR
AKTX
N/A
SPY
26.05%
Debt to Equity
Winner
AKTX
0.00%
SPY
32.40%
Free Cash Flow Yield
AKTX
-6.52%
SPY
N/A
P/S Ratio
AKTX
478368.50
Winner
SPY
3.74
P/B Ratio
Winner
AKTX
1.14
SPY
5.61

AKTX vs SPY - Historical Returns

Returns include dividend reinvestment.

1M
Winner
AKTX
+168.15%
SPY
+1.90%
3M
Winner
AKTX
+52.78%
SPY
+8.55%
6M
Winner
AKTX
+11.14%
SPY
+8.18%
1Y
AKTX
-70.61%
Winner
SPY
+25.79%
5Y(CAGR)
AKTX
-59.77%
Winner
SPY
+13.32%
10Y(CAGR)
AKTX
-48.61%
Winner
SPY
+15.19%
Max(CAGR)
AKTX
-50.01%
Winner
SPY
+8.47%

AKTX vs SPY - Annual Returns (1999 - 2026)

Returns include dividend reinvestment.

YearAKTXSPY
2026+29.91%+8.26%
2025-76.12%+18.00%
2024-57.88%+25.59%
2023-68.39%+26.72%
2022-68.88%-18.64%
2021-17.13%+30.52%
2020+6.32%+17.28%
2019+5.11%+31.09%
2018-64.24%-5.24%
2017-42.27%+20.78%
2016-48.42%+13.59%
2015-53.97%+1.31%
2014N/A+14.56%
2013N/A+29.00%
2012N/A+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%

AKTX vs SPY Drawdown Comparison

The maximum drawdown for AKTX was -99.99%, occurring on May 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 AKTX drawdown is -99.94%. The current SPY drawdown is -2.90%.

RankAKTXSPY
#1-99.99%
Sep 21, 2015 - May 12, 2026
-55.20%
Oct 9, 2007 - Aug 16, 2012
#2N/A-47.50%
Mar 24, 2000 - Oct 26, 2006
#3N/A-33.70%
Feb 19, 2020 - Aug 10, 2020
#4N/A-24.50%
Jan 3, 2022 - Dec 13, 2023
#5N/A-19.34%
Sep 20, 2018 - Apr 12, 2019
#6N/A-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 AKTX and SPY is -0.62 which considered as a moderate negative correlation - the stocks show some tendency to move in opposite directions.

-0.62
-101

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