SEC Form 4 · accession 0002080157-26-000013
CIENA CORP · CIEN
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Marc D. Graff
Officer — EVP & Chief Financial Officer
Period of report
Sep 20, 2026
Accepted (ET)
Sep 22, 2026 · 2:57 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0000936395
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1,F2 | Sep 20, 2026 | F | 286 | $348.80 | D | 107,233 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/16/2025. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/18/2025.
- F2Shares reported include unvested Restricted Stock Units (RSUs).