Stock price history for Ciena (CIEN)

Highest end of day price: £810.28 GBp on 2000-10-20

Lowest end of day price: £3.94 GBp on 2009-02-23

Stock price history of Ciena from 1997 to 2025

Stock price for similar companies or competitors

Company	Stock price	Change 1d%	Country
Infinera INFN	£5.14	0.00%	🇺🇸 USA
ADTRAN ADTN	£7.13	1.88%	🇺🇸 USA
Juniper Networks JNPR	£27.91	-0.30%	🇺🇸 USA
Calix CALX	£27.77	0.48%	🇺🇸 USA
Cisco CSCO	£46.69	-0.53%	🇺🇸 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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