| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Doglioli Carlos | Chief Financial Officer | 500 CUMMINGS CENTER, SUITE 2450, BEVERLY | /s/ Carlos Doglioli | 16 Mar 2026 | 0002013841 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATNI | Common Stock | Tax liability | -1,066 | -3% | $24.65* | 34,248 | 12 Mar 2026 | Direct | F1 | |
| transaction | ATNI | Common Stock | Tax liability | -1,831 | -5.3% | $24.49* | 32,417 | 13 Mar 2026 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Represents shares withheld by the Company for payment of Mr. Doglioli's tax obligations arising from the vesting of previously granted Restricted Stock Units. |
| F2 | Refer to existing footnote (1) |