| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| McClelland Bruce William | President & CEO, Director | C/O RIBBON COMMUNICATIONS, 6500 CHASE OAKS BLVD., PLANO | Patrick Macken, By POA from Bruce McClelland, CEO & President | 17 Oct 2025 | 0001424201 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RBBN | Common Stock | Options Exercise | +34,421 | +2.4% | 1,492,708 | 17 Oct 2025 | Direct | F1 | ||
| transaction | RBBN | Common Stock | Tax liability | $51,603 | -13,544 | -0.91% | $3.81 | 1,479,164 | 17 Oct 2025 | Direct | F2 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RBBN | Restricted Stock Units (RSUs) | Options Exercise | $0 | -34,421 | -50% | $0.000000 | 34,420 | 17 Oct 2025 | Common Stock | 34,421 | Direct | F1, F3 |
| Id | Content |
|---|---|
| F1 | Each Restricted Stock Unit (RSU) converts into common stock on a one-for-one basis. |
| F2 | Reflects shares of Common Stock withheld by the Issuer to satisfy tax withholding obligations in connection with the vesting. |
| F3 | The RSUs were granted on April 17, 2023 and vested as to one-third on April 17, 2024; the remaining two-thirds of the RSUs vest in four equal semi-annual installments thereafter through April 17, 2026. |