Valuation models
price $320.72 · as of Nov 2, 2026
DCF · Perpetuity growth · 5yused142.89 – 192.09163.8496% overvaluedDCF · Perpetuity growth · 10y264.41 – 357.33304.125% overvaluedDCF · EBITDA exit · 5y389.02 – 424.35406.2121% undervaluedDCF · EBITDA exit · 10y578.84 – 682.36628.1249% undervaluedP/E · peers—86.53271% overvaluedP/E · own history109.24 – 632.18183.2775% overvaluedPEG—179.1379% overvaluedEV/EBITDA · peers—60.43431% overvaluedEV/Revenue · peers—240.0334% overvaluedEarnings power value9.47 – 13.6211.232756% overvaluedWall St. consensus target—525.0039% belowCost of capital (WACC)—9.70%—
DCF · Perpetuity growth · 5y leads for a cyclical company — positive operating income and three years of positive free cash flow. How the headline model is chosen.
Model value · DCF · Perpetuity growth · 5y
163.84
Ciena closed at $320.72 — overvalued by 96% vs model.
142.89the model's range192.09
DCF · Perpetuity growth · 5y leads for a cyclical company — positive operating income and three years of positive free cash flow. From a five-year discounted cash flow.
Other models
11.23 – 628.12
Wall St. target
525.00 39% below
Above model, 1y
88 of 88 days
How it is valued
Valued asCyclical
Low/slowing growth (~4% recent)Thin margins (2.6% net margin)Highly cyclical earnings
Model estimates for research reference only, not investment advice. Every model rests on assumptions that may not match what happens; how each model works is in the manual.