| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Trivedi Dhrupad | Chief Executive Officer, Director | C/O A10 NETWORKS, INC., 2300 ORCHARD PARKWAY, SAN JOSE | /s/ Jill Osato, Attorney-in-fact | 16 Jan 2026 | 0001570462 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATEN | Common Stock | Tax liability | $230,403 | -13,106 | -1.7% | $17.58 | 762,389 | 15 Jan 2026 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares automatically withheld, on a non-discretionary basis, for tax purposes related to a January 30, 2024 performance restricted stock unit grant that vested on January 15, 2026. |