CIEN vs CSCO
Ciena and Cisco, both Technology
Cisco is the larger company at $471B against $61B. On trailing earnings CSCO is the cheaper of the two at a P/E of 35.4 against 100.4, a gap that is only a bargain if the two are growing at similar rates. Over the past year CIEN returned +226% against +75% for CSCO. The RyuScore puts CSCO ahead, 64 against 36 out of 100.
| Figure | CIEN | CSCO |
|---|---|---|
| Last close | $450 | $118 |
| Market cap | $61B | $471B |
| Trailing P/Elower is cheaper for the same earnings, not automatically better | 100.4 | 35.4 |
| Dividend yield | n/a | 1.4% |
| 1-year return | +226% | +75% |
| 5-year return | +728% | +133% |
| RyuScoresector-relative, 1–10 | 36/100 | 64/100 |
Figures from SEC filings and end-of-day closes. Highlighting marks the higher or lower number, which is not the same as the better investment, a low P/E can be a warning and a high one can be deserved.
Ciena
Revenue of $1.7B in Q3 2026, net income $266M. Its largest reported line is Optical Networking, 72% of the disclosed total.
Cisco
Revenue of $17B in Q4 2026, net income $3.9B. Its largest reported line is Subscription Revenue Product, 30% of the disclosed total.
Open these two in the interactive comparison to add more names, change the period or see the correlation.