CIEN vs BE

Comparison between CIENA Corp (CIEN, Company) and Bloom Energy Corp - Class A (BE, Company).

CIEN is from the Technology sector, while BE is from the Industrials sector.

5-Year PerformanceBE has outperformed CIEN, delivering a return of +63.3% compared to +60.5%

CIEN vs BE - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	CIEN(COMPANY)	BE(COMPANY)
Market Cap	$82B	$83B
Max Drawdown	99.51%	92.54%
Sharpe Ratio	3.39	3.08
5Y Beta	1.97	2.05
Industry	Communication Equipment	Electrical Equipment & Parts
P/E Ratio	359.46	-2462.20
Forward P/E	125.00	133.33
PEG Ratio	1.87	1.51
5Y EPS CAGR	-6.60%	N/A
Debt to Equity	55.02%	282.44%
Free Cash Flow Yield	0.90%	0.28%
P/S Ratio	16.06	33.10
P/B Ratio	29.48	87.98

Market Cap

CIEN

$82B

Winner

$83B

Max Drawdown

CIEN

99.51%

Winner

92.54%

Sharpe Ratio

Winner

CIEN

3.39

3.08

5Y Beta

Winner

CIEN

1.97

2.05

Industry

CIEN

Communication Equipment

Electrical Equipment & Parts

P/E Ratio

CIEN

359.46

Winner

-2462.20

Forward P/E

Winner

CIEN

125.00

133.33

PEG Ratio

CIEN

1.87

Winner

1.51

5Y EPS CAGR

CIEN

-6.60%

N/A

Debt to Equity

Winner

CIEN

55.02%

282.44%

Free Cash Flow Yield

Winner

CIEN

0.90%

0.28%

P/S Ratio

Winner

CIEN

16.06

33.10

P/B Ratio

Winner

CIEN

29.48

87.98

CIEN vs BE - Historical Returns

Returns include dividend reinvestment.

Period	CIEN	BE
1 month	+15.27%	-0.44%
3 months	+86.36%	+87.80%
6 months	+221.03%	+180.36%
1 year	+645.52%	+1307.99%
5 years(CAGR)	+60.46%	+63.33%
10 years(CAGR)	+40.29%	N/A
Max(CAGR)	+6.34%	+36.45%

Winner

CIEN

+15.27%

-0.44%

CIEN

+86.36%

Winner

+87.80%

Winner

CIEN

+221.03%

+180.36%

CIEN

+645.52%

Winner

+1307.99%

5Y(CAGR)

CIEN

+60.46%

Winner

+63.33%

10Y(CAGR)

CIEN

+40.29%

N/A

Max(CAGR)

CIEN

+6.34%

Winner

+36.45%

CIEN vs BE - Annual Returns (1999 - 2026)

Returns include dividend reinvestment.

Year	CIEN	BE
2026	+152.26%	+191.18%
2025	+180.96%	+271.80%
2024	+87.88%	+50.47%
2023	-11.29%	-22.88%
2022	-34.12%	-13.64%
2021	+50.39%	-19.64%
2020	+23.31%	+263.71%
2019	+25.78%	-26.19%
2018	+59.80%	-60.08%
2017	-14.33%	N/A
2016	+20.60%	N/A
2015	+5.89%	N/A
2014	-17.26%	N/A
2013	+45.21%	N/A
2012	+26.00%	N/A
2011	-44.27%	N/A
2010	+91.02%	N/A
2009	+55.30%	N/A
2008	-79.33%	N/A
2007	+23.36%	N/A
2006	+29.79%	N/A
2005	-10.54%	N/A
2004	-49.93%	N/A
2003	+15.70%	N/A
2002	-67.03%	N/A
2001	-78.28%	N/A
2000	+192.16%	N/A
1999	+66.38%	N/A

CIEN vs BE Drawdown Comparison

The maximum drawdown for CIEN was -99.51%, occurring on Feb 23, 2009. This drawdown has not yet recovered.

The maximum drawdown for BE was -92.54%, occurring on Oct 24, 2019. Recovery took 578 trading sessions.

The current CIEN drawdown is -40.69%. The current BE drawdown is -6.66%.

Rank	CIEN	BE
#1	-99.51% Oct 20, 2000 - Feb 23, 2009	-92.54% Sep 26, 2018 - Jan 13, 2021
#2	-50.28% Mar 1, 2000 - Aug 17, 2000	-79.88% Feb 8, 2021 - Aug 13, 2025
#3	-36.18% Dec 10, 1999 - Jan 20, 2000	-45.94% Nov 3, 2025 - Jan 16, 2026
#4	-22.21% Sep 1, 2000 - Sep 20, 2000	-31.62% Feb 25, 2026 - Apr 13, 2026
#5	-18.14% Nov 19, 1999 - Dec 7, 1999	-21.14% Aug 8, 2018 - Aug 23, 2018
#6	-15.28% Sep 28, 2000 - Oct 16, 2000	-20.38% Sep 22, 2025 - Oct 1, 2025
#7	-14.64% Jan 24, 2000 - Feb 7, 2000	-19.12% Feb 3, 2026 - Feb 25, 2026
#8	-8.22% Oct 16, 2000 - Oct 19, 2000	-19.05% Oct 15, 2025 - Oct 29, 2025
#9	-6.60% Nov 16, 1999 - Nov 19, 1999	-15.96% Jul 25, 2018 - Aug 3, 2018
#10	-4.65% Nov 4, 1999 - Nov 11, 1999	-15.84% Jan 26, 2021 - Feb 4, 2021
#11	-3.51% Feb 16, 2000 - Feb 22, 2000	-14.73% May 14, 2026 - May 21, 2026
#12	-3.48% Sep 25, 2000 - Sep 28, 2000	-12.40% May 5, 2026 - May 14, 2026
#13	-2.97% Feb 8, 2000 - Feb 10, 2000	-11.16% May 21, 2026 - Jun 1, 2026
#14	-2.14% Sep 20, 2000 - Sep 22, 2000	-9.12% Sep 12, 2018 - Sep 24, 2018
#15	-2.02% Feb 10, 2000 - Feb 14, 2000	-8.74% Aug 24, 2018 - Sep 12, 2018