CIEN vs ERIC
Ciena and Telefonaktiebolaget LM Ericsson (publ), both Technology
Ciena is the larger company at $61B against $37B. Over the past year CIEN returned +226% against +22% for ERIC. The RyuScore puts ERIC ahead, 58 against 36 out of 100.
| Figure | CIEN | ERIC |
|---|---|---|
| Last close | $450 | $9.55 |
| Market cap | $61B | $37B |
| Trailing P/Elower is cheaper for the same earnings, not automatically better | 100.4 | n/a |
| 1-year return | +226% | +22% |
| 5-year return | +728% | -1.8% |
| RyuScoresector-relative, 1–10 | 36/100 | 58/100 |
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.
Telefonaktiebolaget LM Ericsson (publ)
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