| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Phipps Jason | SVP Global Sales and Marketing | C/O CIENA CORPORATION, 7035 RIDGE RD., HANOVER | By: Michelle Rankin For: Jason Phipps | 22 Dec 2025 | 0001699193 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | CIEN | Common Stock | Tax liability | -$170,681 | -741 | -0.56% | $230.34 | 130,717 | 20 Dec 2025 | Direct | F1, F2 |
| transaction | CIEN | Common Stock | Tax liability | -$199,704 | -867 | -0.66% | $230.34 | 129,850 | 20 Dec 2025 | Direct | F2, F3 |
| transaction | CIEN | Common Stock | Tax liability | -$117,012 | -508 | -0.39% | $230.34 | 129,342 | 20 Dec 2025 | Direct | F2, F4 |
| transaction | CIEN | Common Stock | Tax liability | -$112,636 | -489 | -0.38% | $230.34 | 128,853 | 20 Dec 2025 | Direct | F2, F5 |
| transaction | CIEN | Common Stock | Tax liability | -$2,184,544 | -9,484 | -7.4% | $230.34 | 119,369 | 20 Dec 2025 | Direct | F2, F6 |
| transaction | CIEN | Common Stock | Tax liability | -$488,320 | -2,120 | -1.8% | $230.34 | 117,249 | 20 Dec 2025 | Direct | F2, F7 |
| transaction | CIEN | Common Stock | Tax liability | -$561,338 | -2,437 | -2.1% | $230.34 | 114,812 | 20 Dec 2025 | Direct | F2, F7 |
| transaction | CIEN | Common Stock | Tax liability | -$383,285 | -1,664 | -1.4% | $230.34 | 113,148 | 20 Dec 2025 | Direct | F2, F8 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/13/2022. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/15/2022. |
| F2 | Shares reported include unvested Restricted Stock Units (RSUs) and Performance Stock Units (PSUs). |
| F3 | Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/12/2023. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/14/2023. |
| F4 | Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/17/2024. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/19/2024. |
| F5 | Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a restricted stock unit (RSU) award agreement dated 12/14/2021. Acquisition of the RSU was previously reported in Table I of the reporting person's Form 4 filed on 12/16/2021. |
| F6 | Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a market stock unit (MSU) award agreement dated 12/13/2022. The earning of the MSU was previously reported on Table I of the reporting person's Form 4 filed on 12/18/2025. |
| F7 | Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a performance stock unit (PSU) award agreement dated 12/17/2024. The earning of the PSU was previously reported on Table I of the reporting person's Form 4 filed on 12/18/2025. |
| F8 | Represents shares withheld to cover payment of the tax liabilities of the reporting person related to a performance stock unit (PSU) award agreement dated 12/12/2023. The earning of the PSU was previously reported on Table I of the reporting person's Form 4 filed on 12/19/2024. |