Stock price history for Ciena (CIEN)

Highest end of day price: £817.87 GBp on 2000-10-20

Lowest end of day price: £3.98 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	£5.19	0.00%	🇺🇸 USA
ADTRAN ADTN	£8.31	0.66%	🇺🇸 USA
Juniper Networks JNPR	£28.09	-0.25%	🇺🇸 USA
Calix CALX	£27.38	-2.40%	🇺🇸 USA
Cisco CSCO	£49.44	-0.35%	🇺🇸 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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