ADN vs KIDZ

Comparison between Advent Technologies Holdings, Inc. Class A Common Stock (ADN, Company) and Classover Holdings Inc (KIDZ, Company).

ADN is from the Industrials sector, while KIDZ is from the Consumer Defensive sector.

ADN vs KIDZ - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	ADN(COMPANY)	KIDZ(COMPANY)
Market Cap	$2.71M	$2.67M
Max Drawdown	99.84%	99.98%
Sharpe Ratio	0.49	-3.85
5Y Beta	N/A	3.13
Industry	Electrical Equipment & Parts	Education & Training Services
P/E Ratio	-2.03	-0.71
PEG Ratio	N/A	-0.00
5Y EPS CAGR	N/A	-67.75%
Debt to Equity	0.00%	237.64%
Free Cash Flow Yield	-95.74%	N/A
P/S Ratio	55.40	0.90
P/B Ratio	-0.15	0.54

Market Cap

Winner

ADN

$2.71M

KIDZ

$2.67M

Max Drawdown

Winner

ADN

99.84%

KIDZ

99.98%

Sharpe Ratio

Winner

ADN

0.49

KIDZ

-3.85

5Y Beta

ADN

N/A

KIDZ

3.13

Industry

ADN

Electrical Equipment & Parts

KIDZ

Education & Training Services

P/E Ratio

Winner

ADN

-2.03

KIDZ

-0.71

PEG Ratio

ADN

N/A

KIDZ

-0.00

5Y EPS CAGR

ADN

N/A

KIDZ

-67.75%

Debt to Equity

Winner

ADN

0.00%

KIDZ

237.64%

Free Cash Flow Yield

ADN

-95.74%

KIDZ

N/A

P/S Ratio

ADN

55.40

Winner

KIDZ

0.90

P/B Ratio

Winner

ADN

-0.15

KIDZ

0.54

ADN vs KIDZ - Historical Returns

Returns include dividend reinvestment.

Period	ADN	KIDZ
1 month	-72.42%	-83.62%
3 months	-51.91%	-96.57%
6 months	-52.41%	-99.20%
1 year	-47.81%	-99.95%
5 years(CAGR)	-68.74%	N/A
Max(CAGR)	-57.30%	-99.83%

Winner

ADN

-72.42%

KIDZ

-83.62%

Winner

ADN

-51.91%

KIDZ

-96.57%

Winner

ADN

-52.41%

KIDZ

-99.20%

Winner

ADN

-47.81%

KIDZ

-99.95%

5Y(CAGR)

ADN

-68.74%

KIDZ

N/A

Max(CAGR)

Winner

ADN

-57.30%

KIDZ

-99.83%

ADN vs KIDZ - Annual Returns (2019 - 2026)

Returns include dividend reinvestment.

Year	ADN	KIDZ
2026	N/A	-99.11%
2025	-81.78%	-95.46%
2024	-24.24%	N/A
2023	-86.74%	N/A
2022	-73.77%	N/A
2021	-52.89%	N/A
2020	+47.38%	N/A
2019	+4.44%	N/A

ADN vs KIDZ Drawdown Comparison

The maximum drawdown for ADN was -99.84%, occurring on Oct 29, 2025. This drawdown has not yet recovered.

The maximum drawdown for KIDZ was -99.98%, occurring on Jun 25, 2026. This drawdown has not yet recovered.

The current ADN drawdown is -99.84%. The current KIDZ drawdown is -99.98%.

Rank	ADN	KIDZ
#1	-99.84% Jan 14, 2021 - Oct 29, 2025	-99.98% May 2, 2025 - Jun 25, 2026
#2	-16.19% Dec 28, 2020 - Jan 12, 2021	-72.45% Apr 7, 2025 - May 1, 2025
#3	-12.67% Dec 10, 2020 - Dec 22, 2020	N/A
#4	-11.46% Nov 30, 2020 - Dec 4, 2020	N/A
#5	-3.33% Feb 14, 2020 - May 11, 2020	N/A
#6	-3.22% Sep 16, 2020 - Nov 27, 2020	N/A
#7	-2.85% Jun 3, 2020 - Sep 16, 2020	N/A
#8	-2.25% Feb 19, 2019 - Sep 16, 2019	N/A
#9	-2.21% Dec 4, 2020 - Dec 8, 2020	N/A
#10	-0.87% Jun 1, 2020 - Jun 3, 2020	N/A
#11	-0.51% Dec 8, 2020 - Dec 10, 2020	N/A
#12	-0.49% May 11, 2020 - May 21, 2020	N/A
#13	-0.40% Sep 16, 2019 - Sep 20, 2019	N/A
#14	-0.40% Sep 20, 2019 - Nov 8, 2019	N/A
#15	-0.29% Jan 7, 2020 - Feb 14, 2020	N/A