CIEN Ciena
Updated
Technology · Telephone & Telegraph Apparatus
Ciena (CIEN) is a technology company in the Telephone & Telegraph Apparatus industry, with a market capitalization of $44.8 billion. Shares last traded at $316.00, 50.4% below their 52-week high. Over the past year the stock is up 232.8%. CIEN trades at a price-to-earnings ratio of 68.48, above the Telephone & Telegraph Apparatus median of 29.92. Net profit margin is 10.9%, above the peer median of -2.1%. Revenue grew 18.8% year over year.
Performance
Chart
Full chart →Daily candles · volume · SMA(20)/SMA(50) · Databento EQUS.MINI.
Technicals
Financials
Latest reported annual period ending 2026-08-01 · SEC EDGAR/XBRL.
Recent earnings
| Period | EPS (diluted) | Reported |
|---|---|---|
| Q3 2026 | $4.34 | 2026-09-03 |
| Q2 2026 | $2.52 | 2026-06-04 |
| Q1 2026 | $1.03 | 2026-03-05 |
| FY 2025 | $0.85 | 2025-12-12 |
| Q3 2026 | $0.72 | 2026-09-03 |
| Q2 2026 | $0.37 | 2026-06-04 |
Telephone & Telegraph Apparatus peers
CIEN vs 9 industry peers (Telephone & Telegraph Apparatus), by market cap. Updated
| CIEN | Ciena | $44.8B | 68.48 | 7.44 | 10.9% | -10.70% |
| FN | Fabrinet | $14.2B | 29.92 | 3.05 | 10.2% | -0.08% |
| ADTN | Adtran Holdings, Inc. | $583M | -22.34 | 0.51 | -2.3% | -5.05% |
| CLFD | Clearfield, Inc. | $384M | -53.24 | 2.95 | -5.5% | -1.50% |
| FIEE | FiEE, Inc. | $35M | 7.69 | 2.67 | 34.7% | +0.24% |
| FKWL | FRANKLIN WIRELESS CORP | $29M | -40.06 | 0.83 | -2.1% | +0.41% |
| CLRO | CLEARONE INC | $14M | -0.71 | 0.34 | -48.0% | +5.12% |
| SONM | DNA X, Inc. | $5M | -0.58 | 0.08 | -14.7% | -5.82% |
| AUDC | AUDIOCODES LTD | — | — | — | 3.6% | -1.04% |
Source: SEC EDGAR (fundamentals/EPS/dividends) · Databento EQUS.MINI (prices) · market cap & yield computed by tradmap. Informational only — not financial advice.