APLS vs DUOL

Comparison between Apellis Pharmaceuticals Inc (APLS, Company) and Duolingo Inc - Class A (DUOL, Company).

APLS is from the Healthcare sector, while DUOL is from the Technology sector.

5-Year PerformanceAPLS has outperformed DUOL, delivering a return of -1.5% compared to -5.3%

APLS vs DUOL - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	APLS(COMPANY)	DUOL(COMPANY)
Market Cap	$5.25B	$5.23B
Max Drawdown	82.47%	83.35%
Sharpe Ratio	1.03	-2.30
5Y Beta	N/A	1.44
Industry	Biotechnology	Software - Application
P/E Ratio	39.02	12.61
Forward P/E	46.30	15.22
PEG Ratio	N/A	0.03
Debt to Equity	22.59%	0.00%
Free Cash Flow Yield	0.71%	7.95%

Market Cap

Winner

APLS

$5.25B

DUOL

$5.23B

Max Drawdown

Winner

APLS

82.47%

DUOL

83.35%

Sharpe Ratio

Winner

APLS

1.03

DUOL

-2.30

5Y Beta

APLS

N/A

DUOL

1.44

Industry

APLS

Biotechnology

DUOL

Software - Application

P/E Ratio

APLS

39.02

Winner

DUOL

12.61

Forward P/E

APLS

46.30

Winner

DUOL

15.22

PEG Ratio

APLS

N/A

DUOL

0.03

Debt to Equity

APLS

22.59%

Winner

DUOL

0.00%

Free Cash Flow Yield

APLS

0.71%

Winner

DUOL

7.95%

APLS vs DUOL - Historical Returns

Returns include dividend reinvestment.

Period	APLS	DUOL
1 month	+0.44%	+1.89%
3 months	+89.08%	-5.42%
6 months	+101.82%	-36.42%
1 year	+145.69%	-79.68%
5 years(CAGR)	-1.50%	-5.33%
10 years(CAGR)	+13.44%	N/A
Max(CAGR)	+13.44%	-5.33%

APLS

+0.44%

Winner

DUOL

+1.89%

Winner

APLS

+89.08%

DUOL

-5.42%

Winner

APLS

+101.82%

DUOL

-36.42%

Winner

APLS

+145.69%

DUOL

-79.68%

5Y(CAGR)

Winner

APLS

-1.50%

DUOL

-5.33%

10Y(CAGR)

APLS

+13.44%

DUOL

N/A

Max(CAGR)

Winner

APLS

+13.44%

DUOL

-5.33%

APLS vs DUOL - Annual Returns (2017 - 2026)

Returns include dividend reinvestment.

Year	APLS	DUOL
2026	+58.66%	-39.47%
2025	-24.25%	-46.15%
2024	-47.92%	+51.26%
2023	+19.05%	+219.82%
2022	+6.03%	-32.30%
2021	-13.39%	-23.67%
2020	+83.54%	N/A
2019	+124.82%	N/A
2018	-36.53%	N/A
2017	+54.67%	N/A

APLS vs DUOL Drawdown Comparison

The maximum drawdown for APLS was -82.47%, occurring on May 15, 2025. This drawdown has not yet recovered.

The maximum drawdown for DUOL was -83.35%, occurring on Apr 10, 2026. This drawdown has not yet recovered.

The current APLS drawdown is -56.03%. The current DUOL drawdown is -80.24%.

Rank	APLS	DUOL
#1	-82.47% Jun 13, 2023 - May 15, 2025	-83.35% May 14, 2025 - Apr 10, 2026
#2	-61.77% Apr 16, 2018 - Sep 5, 2019	-68.92% Sep 23, 2021 - Nov 9, 2023
#3	-59.60% Feb 10, 2020 - Nov 20, 2020	-38.27% Feb 18, 2025 - May 2, 2025
#4	-55.99% Jul 2, 2021 - Apr 3, 2023	-36.16% May 7, 2024 - Sep 18, 2024
#5	-43.83% Jan 4, 2018 - Mar 14, 2018	-27.76% Dec 19, 2023 - May 6, 2024
#6	-31.32% Sep 6, 2019 - Jan 7, 2020	-17.81% Aug 5, 2021 - Sep 2, 2021
#7	-28.91% Jan 8, 2021 - Jun 1, 2021	-16.22% Dec 5, 2024 - Feb 4, 2025
#8	-21.52% Mar 16, 2018 - Apr 11, 2018	-8.46% Sep 10, 2021 - Sep 16, 2021
#9	-12.47% Dec 11, 2017 - Dec 21, 2017	-6.50% Nov 14, 2023 - Nov 24, 2023
#10	-8.62% May 5, 2023 - Jun 13, 2023	-6.11% Nov 8, 2024 - Nov 20, 2024
#11	-8.38% Dec 8, 2020 - Dec 15, 2020	-4.65% Nov 27, 2023 - Dec 12, 2023
#12	-8.03% Jun 14, 2021 - Jul 1, 2021	-4.43% Feb 10, 2025 - Feb 13, 2025
#13	-6.75% Apr 24, 2023 - May 5, 2023	-4.12% Oct 9, 2024 - Oct 29, 2024
#14	-6.20% Jan 21, 2020 - Feb 3, 2020	-3.33% Sep 25, 2024 - Oct 9, 2024
#15	-5.53% Nov 13, 2017 - Dec 8, 2017	-3.29% Jul 28, 2021 - Jul 30, 2021

Correlation

Correlation between APLS and DUOL is -0.54 which considered as a moderate negative correlation - the stocks show some tendency to move in opposite directions.

-0.54

-101