Stock price history for Ciena (CIEN)

Highest end of day price: £786.36 GBp on 2000-10-20

Lowest end of day price: £3.82 GBp on 2009-02-23

Stock price history of Ciena from 1997 to 2025

Annual Stock Price Performance

Year	Performance
2025	157.51%
2024	87.88%
2023	-11.29%
2022	-34.12%
2021	50.39%
2020	23.31%
2019	25.78%
2018	59.80%
2017	-14.33%
2016	20.60%
2015	5.89%
2014	-17.26%
2013	45.21%
2012	26.00%
2011	-44.27%
2010	91.02%
2009	55.30%
2008	-79.33%
2007	23.36%
2006	29.79%
2005	-10.54%
2004	-49.93%
2003	15.70%
2002	-67.03%
2001	-78.28%
2000	192.13%
1999	301.75%
1998	-76.22%
1997	65.20%

Stock price for similar companies or competitors

Company	Stock price	Change 1d%	Country
Infinera INFN	£4.99	0.00%	🇺🇸 USA
ADTRAN ADTN	£6.60	2.93%	🇺🇸 USA
Juniper Networks JNPR	£30.02	0.05%	🇺🇸 USA
Calix CALX	£41.83	1.46%	🇺🇸 USA
Cisco CSCO	£59.75	0.82%	🇺🇸 USA

What is the market capitalization of a company?

The market capitalization sometimes referred as Marketcap, is the value of a publicly listed company.
In most cases it can be easily calculated by multiplying the share price with the amount of outstanding shares.

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