| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Menck Rodrigo | CFO and Treasurer | 1200 N. FEDERAL HWY, SUITE 200, BOCA RATON | /s/ Rodrigo Menck | 18 Mar 2026 | 0002034556 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | ATCX | Common Stock | 4,167 | 18 Mar 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Includes 3,125 restricted stock units (RSUs) that will settle in shares of the Issuer's Common Stock on a one-to-one basis on the vesting dates, subject to the Reporting Person's continued employment through such dates. The RSUs vest as follows: 1,042 on September 18, 2026; 1,042 on September 18, 2027; and 1,041 on September 18, 2028. |