Ciena Corporation (CIEN) — Ownership
Institutional and insider ownership of Ciena Corporation, top holders, and 13F filings.
Institutional ownership
| Year | Holders | % institutional |
|---|---|---|
| 2026 Q1 | 1,123 | 94.75% |
Institutional and insider ownership of Ciena Corporation, top holders, and 13F filings.
Institutional ownership
| Year | Holders | % institutional |
|---|---|---|
| 2026 Q1 | 1,123 | 94.75% |