Citable segment mix
CIEN's latest SEC segment disclosure for revenue by geography shows Americas as the largest listed segment at $1.20B (43.4% of disclosed segment revenue).
| Segment | Period | Revenue | Mix |
|---|---|---|---|
| Americas | May 2, 2026 | $1.20B | 43.4% |
| United States | May 2, 2026 | $1.20B | 43.3% |
| EMEA | May 2, 2026 | $196.04M | 7.1% |
| APAC | May 2, 2026 | $172.49M | 6.2% |
Source: SEC EDGAR segment disclosures; period May 2, 2026.
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