← Scroll for more →
Ciena Corp (CIEN)
Telephone & Telegraph Apparatus
Latest Price
$320.72
TTM P/E
71.59
Normalized P/E
179.44
TTM Div Yield
--
Fwd Div Yield
--
Book Value
21.56
P/B Ratio
14.88
Valuation metrics
adjust assumptions →EPS: $0.85
Book value / share: $19.35
Formula: √(22.5 × EPS × BVPS)
Graham Number
$19.24
94% downside
Norm. op. income: $347M (median of 7yr)
Tax rate: 21%
Discount rate: 10%
Growth assumption: zero (EPV is a no-growth value)
Earnings Power Value
$17.91
94% downside
Base FCF: $420M (median of recent 5yr)
Growth: 21%/yr (median YOY, capped at 25%)
Discount rate: 10%
Terminal growth: 3%
Projection horizon: 10 years
DCF Fair Value
$165.79
48% downside
EPS: $0.85
Target P/E: 72×
Formula: EPS × P/E
P/E Fair Value
$61.20
81% downside
Institutional Ownership
96.0% held by institutions| Institution | Shares | Value | Ownership % | Change | Filing Date |
|---|---|---|---|---|---|
| FMR LLC | 19.11M | $9.38B | 13.47% | -2.10M | 2026-06-30 |
| BlackRock, Inc. | 12.72M | $6.24B | 8.96% | -655.3K | 2026-06-30 |
| JPMorgan Chase & Co | 11.21M | $5.37B | 7.90% | +341.9K | 2026-06-30 |
| Vanguard Capital Management LLC | 9.23M | $4.53B | 6.51% | +64.4K | 2026-06-30 |
| Vanguard Portfolio Management LLC | 7.68M | $3.77B | 5.41% | +311.5K | 2026-06-30 |
| State Street Corp | 6.68M | $3.28B | 4.71% | +371.5K | 2026-06-30 |
| Price T Rowe Associates Inc | 4.07M | $2.00B | 2.87% | -1.17M | 2026-06-30 |
| Geode Capital Management, LLC | 3.37M | $1.65B | 2.38% | -695.1K | 2026-06-30 |
| Jane Street Group, LLC | 2.15M | $1.05B | 1.52% | +1.14M | 2026-06-30 |
| American Century Companies Inc | 1.85M | $908.0M | 1.31% | +1.32M | 2026-06-30 |