CIEN vs AME

Comparison between CIENA Corp (CIEN, Company) and Ametek Inc (AME, Company).

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

5-Year PerformanceCIEN has outperformed AME, delivering a return of +48.0% compared to +13.7%

CIEN vs AME - Performance Comparison

Log

Key Characteristics

Financial metrics and valuation ratios

Metric	CIEN(COMPANY)	AME(COMPANY)
Market Cap	$58B	$58B
Max Drawdown	99.51%	53.52%
Sharpe Ratio	2.38	1.32
5Y Beta	2.02	0.82
Industry	Communication Equipment	Specialty Industrial Machinery
P/E Ratio	131.98	38.10
Forward P/E	45.66	31.65
PEG Ratio	0.41	2.50
Dividend Yield	N/A	0.51%
5Y Dividends CAGR	N/A	11.33%
5Y EPS CAGR	4.05%	12.91%
Debt to Equity	52.94%	18.08%
Free Cash Flow Yield	1.44%	3.13%
P/S Ratio	10.39	7.43
P/B Ratio	18.45	5.07

Market Cap

CIEN

$58B

Winner

AME

$58B

Max Drawdown

CIEN

99.51%

Winner

AME

53.52%

Sharpe Ratio

Winner

CIEN

2.38

AME

1.32

5Y Beta

CIEN

2.02

Winner

AME

0.82

Industry

CIEN

Communication Equipment

AME

Specialty Industrial Machinery

P/E Ratio

CIEN

131.98

Winner

AME

38.10

Forward P/E

CIEN

45.66

Winner

AME

31.65

PEG Ratio

Winner

CIEN

0.41

AME

2.50

Dividend Yield

CIEN

N/A

AME

0.51%

5Y Dividends CAGR

CIEN

N/A

AME

11.33%

5Y EPS CAGR

CIEN

4.05%

Winner

AME

12.91%

Debt to Equity

CIEN

52.94%

Winner

AME

18.08%

Free Cash Flow Yield

CIEN

1.44%

Winner

AME

3.13%

P/S Ratio

CIEN

10.39

Winner

AME

7.43

P/B Ratio

CIEN

18.45

Winner

AME

5.07

CIEN vs AME - Historical Returns

Returns include dividend reinvestment.

Period	CIEN	AME
1 month	-6.93%	+6.00%
3 months	-30.00%	+4.30%
6 months	+48.81%	+8.73%
1 year	+328.12%	+36.39%
5 years(CAGR)	+48.01%	+13.68%
10 years(CAGR)	+34.90%	+19.26%
Max(CAGR)	+4.61%	+18.86%

CIEN

-6.93%

Winner

AME

+6.00%

CIEN

-30.00%

Winner

AME

+4.30%

Winner

CIEN

+48.81%

AME

+8.73%

Winner

CIEN

+328.12%

AME

+36.39%

5Y(CAGR)

Winner

CIEN

+48.01%

AME

+13.68%

10Y(CAGR)

Winner

CIEN

+34.90%

AME

+19.26%

Max(CAGR)

CIEN

+4.61%

Winner

AME

+18.86%

CIEN vs AME - Annual Returns (1999 - 2026)

Returns include dividend reinvestment.

Year	CIEN	AME
2026	+64.09%	+20.57%
2025	+180.96%	+15.90%
2024	+87.88%	+11.38%
2023	-11.29%	+18.13%
2022	-34.12%	-2.08%
2021	+50.39%	+24.97%
2020	+23.31%	+20.95%
2019	+25.78%	+48.73%
2018	+59.80%	-6.25%
2017	-14.33%	+48.09%
2016	+20.60%	-7.00%
2015	+5.89%	+2.53%
2014	-17.26%	+1.67%
2013	+45.21%	+37.01%
2012	+26.00%	+34.23%
2011	-44.27%	+6.78%
2010	+91.02%	+53.41%
2009	+55.30%	+21.61%
2008	-79.33%	-34.05%
2007	+23.36%	+48.29%
2006	+29.79%	+13.00%
2005	-10.54%	+20.03%
2004	-49.93%	+47.01%
2003	+15.70%	+24.82%
2002	-67.03%	+23.00%
2001	-78.28%	+30.23%
2000	+192.16%	+38.20%
1999	+66.38%	-4.41%

CIEN vs AME 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 AME was -53.31%, occurring on Mar 2, 2009. Recovery took 603 trading sessions.

The current CIEN drawdown is -61.42%. The current AME drawdown is -1.33%.

Rank	CIEN	AME
#1	-99.51% Oct 20, 2000 - Feb 23, 2009	-53.31% Jun 5, 2008 - Oct 26, 2010
#2	-50.28% Mar 1, 2000 - Aug 17, 2000	-42.70% Jan 8, 2020 - Aug 17, 2020
#3	-36.18% Dec 10, 1999 - Jan 20, 2000	-34.94% May 14, 2002 - Aug 13, 2003
#4	-22.21% Sep 1, 2000 - Sep 20, 2000	-34.57% Aug 16, 2001 - Feb 28, 2002
#5	-18.14% Nov 19, 1999 - Dec 7, 1999	-32.60% Apr 26, 2011 - Jan 25, 2012
#6	-15.28% Sep 28, 2000 - Oct 16, 2000	-27.27% Jan 31, 2000 - Sep 7, 2000
#7	-14.64% Jan 24, 2000 - Feb 7, 2000	-27.06% Dec 29, 2021 - Feb 6, 2023
#8	-8.22% Oct 16, 2000 - Oct 19, 2000	-23.14% Aug 17, 2015 - Apr 25, 2017
#9	-6.60% Nov 16, 1999 - Nov 19, 1999	-23.04% Nov 22, 2024 - Oct 30, 2025
#10	-4.65% Nov 4, 1999 - Nov 11, 1999	-22.15% Sep 21, 2018 - Mar 18, 2019
#11	-3.51% Feb 16, 2000 - Feb 22, 2000	-20.39% May 5, 2006 - Jan 24, 2007
#12	-3.48% Sep 25, 2000 - Sep 28, 2000	-18.70% Dec 10, 2007 - Apr 21, 2008
#13	-2.97% Feb 8, 2000 - Feb 10, 2000	-17.26% Mar 21, 2024 - Nov 6, 2024
#14	-2.14% Sep 20, 2000 - Sep 22, 2000	-14.62% Jun 9, 2014 - Dec 24, 2014
#15	-2.02% Feb 10, 2000 - Feb 14, 2000	-13.86% Jun 30, 2023 - Dec 13, 2023