| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Schlosser Mario | President of Technology & CTO, Director | 75 VARICK STREET, 5TH FLOOR, NEW YORK | /s/ Melissa Curtin, Attorney-in-fact | 2025-06-04 | 0001844320 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | OSCR | Class A Common Stock | Tax liability | -$330K | -23.9K | -4.35% | $13.80 | 525K | Jun 2, 2025 | Direct | F1, F2 |
| Id | Content |
|---|---|
| F1 | Reflects shares of Class A common stock withheld by the Issuer to satisfy tax withholding obligations incident to vesting of restricted stock units ("RSUs"). |
| F2 | Includes shares to be issued in connection with the vesting of one or more restricted stock units. Also includes 172,940 shares to be issued upon vesting of RSUs that due to clerical error were not included in this total in the Reporting Person's Form 4 filed on March 4, 2025. |