CIEN Ciena
Technology · Telephone & Telegraph Apparatus
Ciena (CIEN) is a technology company in the Telephone & Telegraph Apparatus industry, with a market capitalization of $60.7 billion. Shares last traded at $428.63, 32.7% below their 52-week high. Over the past year the stock is up 483.6%. CIEN trades at a price-to-earnings ratio of 491.93, above the Telephone & Telegraph Apparatus median of 61.84. Net profit margin is 2.6%, above the peer median of -0.5%. 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 2025-11-01 · SEC EDGAR/XBRL.
Recent earnings
| Period | EPS (diluted) | Reported |
|---|---|---|
| Q2 2026 | $2.52 | 2026-06-04 |
| Q1 2026 | $1.03 | 2026-03-05 |
| FY 2025 | $0.85 | 2025-12-12 |
| Q3 2025 | $0.72 | 2025-09-04 |
| Q2 2026 | $0.37 | 2026-06-04 |
| Q1 2026 | $0.31 | 2026-03-05 |
Telephone & Telegraph Apparatus peers
CIEN vs 10 industry peers (Telephone & Telegraph Apparatus), by market cap.
| CIEN | Ciena | $60.7B | 491.93 | 12.72 | 2.6% | -1.83% |
| FN | Fabrinet | $20.6B | 61.84 | 6.01 | 9.7% | -1.87% |
| ADTN | Adtran Holdings, Inc. | $1.2B | -26.90 | 1.13 | -4.2% | +0.53% |
| NTGR | Netgear, Inc. | $618M | -34.34 | 0.88 | -2.6% | +1.43% |
| CLFD | Clearfield, Inc. | $548M | -68.12 | 3.65 | -5.4% | +3.75% |
| FIEE | FiEE, Inc. | $35M | 32.54 | 5.63 | 17.3% | +1.70% |
| FKWL | FRANKLIN WIRELESS CORP | $31M | -129.43 | 0.68 | -0.5% | +1.52% |
| CLRO | CLEARONE INC | $9M | -0.36 | — | — | -5.47% |
| SONM | DNA X, Inc. | $7M | -0.36 | 0.15 | -40.6% | +0.40% |
| AUDC | AUDIOCODES LTD | — | — | — | 3.6% | +0.77% |
Source: SEC EDGAR (fundamentals/EPS/dividends) · Databento EQUS.MINI (prices) · market cap & yield computed by tradmap. Informational only — not financial advice.