ACHR-WS vs ADAP

Comparison between Archer Aviation Inc Wt (ACHR-WS, Company) and Adaptimmune Therapeutics plc American Depositary Shares (ADAP, Company).

5-Year PerformanceACHR-WS has outperformed ADAP, delivering a return of -44.3% compared to -59.1%

ACHR-WS vs ADAP - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	ACHR-WS(COMPANY)	ADAP(COMPANY)
Market Cap	$87M	$87M
Max Drawdown	97.45%	99.81%
Sharpe Ratio	-1.81	-0.21
5Y Beta	3.75	N/A
Industry	N/A	Biotechnology
P/E Ratio	-0.11	-0.50
Debt to Equity	3.86%	423.98%
P/S Ratio	N/A	1.39
P/B Ratio	N/A	-1.23

Market Cap

Winner

ACHR-WS

$87M

ADAP

$87M

Max Drawdown

Winner

ACHR-WS

97.45%

ADAP

99.81%

Sharpe Ratio

ACHR-WS

-1.81

Winner

ADAP

-0.21

5Y Beta

ACHR-WS

3.75

ADAP

N/A

Industry

ACHR-WS

N/A

ADAP

Biotechnology

P/E Ratio

ACHR-WS

-0.11

Winner

ADAP

-0.50

Debt to Equity

Winner

ACHR-WS

3.86%

ADAP

423.98%

P/S Ratio

ACHR-WS

N/A

ADAP

1.39

P/B Ratio

ACHR-WS

N/A

ADAP

-1.23

ACHR-WS vs ADAP - Historical Returns

Returns include dividend reinvestment.

Period	ACHR-WS	ADAP
1 month	-59.25%	-62.65%
3 months	-83.24%	-45.10%
6 months	-92.87%	-80.19%
1 year	-96.79%	-92.55%
5 years(CAGR)	-44.29%	-59.08%
10 years(CAGR)	N/A	-40.87%
Max(CAGR)	-44.29%	-41.82%

Winner

ACHR-WS

-59.25%

ADAP

-62.65%

ACHR-WS

-83.24%

Winner

ADAP

-45.10%

ACHR-WS

-92.87%

Winner

ADAP

-80.19%

ACHR-WS

-96.79%

Winner

ADAP

-92.55%

5Y(CAGR)

Winner

ACHR-WS

-44.29%

ADAP

-59.08%

10Y(CAGR)

ACHR-WS

N/A

ADAP

-40.87%

Max(CAGR)

ACHR-WS

-44.29%

Winner

ADAP

-41.82%

ACHR-WS vs ADAP - Annual Returns (2015 - 2026)

Returns include dividend reinvestment.

Year	ACHR-WS	ADAP
2026	-91.42%	N/A
2025	-64.11%	-91.19%
2024	+152.56%	-27.79%
2023	+466.33%	-52.51%
2022	+22.26%	-64.04%
2021	+0.00%	-37.60%
2020	N/A	+341.80%
2019	N/A	-78.34%
2018	N/A	-19.01%
2017	N/A	+62.14%
2016	N/A	-65.74%
2015	N/A	-24.62%

ACHR-WS vs ADAP Drawdown Comparison

The maximum drawdown for ACHR-WS was -97.45%, occurring on Jun 12, 2026. This drawdown has not yet recovered.

The maximum drawdown for ADAP was -99.81%, occurring on Sep 5, 2025. This drawdown has not yet recovered.

The current ACHR-WS drawdown is -97.45%. The current ADAP drawdown is -99.74%.

Rank	ACHR-WS	ADAP
#1	-97.45% Oct 6, 2025 - Jun 12, 2026	-99.81% Jun 16, 2015 - Sep 5, 2025
#2	-89.01% Sep 17, 2021 - Aug 21, 2023	-14.05% May 7, 2015 - Jun 11, 2015
#3	-86.14% Aug 23, 2023 - Nov 27, 2024	N/A
#4	-65.44% Dec 26, 2024 - May 16, 2025	N/A
#5	-59.16% May 16, 2025 - Oct 6, 2025	N/A
#6	-39.94% Nov 29, 2024 - Dec 24, 2024	N/A

Correlation

Correlation between ACHR-WS and ADAP is -0.37 which considered as a weak negative correlation - the stocks show a slight tendency to move in opposite directions.

-0.37

-101