| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Mataac Lara | General Counsel | 1 MARINA PARK DRIVE, UNIT 1410, BOSTON | /s/ Lara Mataac | 2025-11-17 | 0001935707 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSPN | Common Stock | Options Exercise | $0 | +1.13K | +1.87% | $0.00 | 61.8K | Nov 14, 2025 | Direct | F1 |
| transaction | OSPN | Common Stock | Tax liability | -$4.22K | -333 | -0.54% | $12.67 | 61.5K | Nov 14, 2025 | Direct |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSPN | Restricted Stock Unit | Options Exercise | $0 | -1.13K | -24.99% | $0.00 | 3.4K | Nov 14, 2025 | Common Stock | 1.13K | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Each restricted stock unit represents a contingent right to receive one share of OSPN common stock. |
| F2 | The restricted stock units vest over three years starting on May 14, 2024, with one-third of the shares vesting on May 14, 2025 and one-sixth of the shares vesting every six months thereafter. |