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Raw inputs
Equipment
Foundry
Chip design
Software
AI demand
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Company details
Market cap
~$65B
P/E ratio
~150×
Div yield
0%
Revenue (FY25)
$4.8B
Rev. growth
+19%
Adj. EPS (FY25)
~$2.65
Backlog
$5.0B
FY26 guidance
~$6.3B
In plain English
Ciena builds the optical-networking gear that carries internet traffic between cities and data centres — coherent transport systems powered by its own WaveLogic DSP, plus packet-optical, routing and Blue Planet automation software. Long a telecom-carrier supplier (AT&T, Verizon), it is now riding an AI-driven surge in cloud data-centre interconnect: FY2025 revenue jumped 19% to $4.8B and backlog more than doubled to $5.0B.
In simple terms
What Ciena Corporation really sells
Ciena builds the optical-networking gear that carries internet traffic between cities and data centres — coherent transport systems powered by its own WaveLogic DSP, plus packet-optical, routing and Blue Planet automation software. Long a telecom-carrier supplier (AT&T, Verizon), it is now riding an AI-driven surge in cloud data-centre interconnect: FY2025 revenue jumped 19% to $4.8B and backlog more than doubled to $5.0B.
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