| 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 Dec 2025 | 0001570462 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | ATEN | Common Stock | Tax liability | $228,674 | -12,620 | -1.6% | $18.12 | 775,495 | 15 Dec 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Shares automatically withheld, on a non-discretionary basis, for tax purposes related to a January 30, 2024 restricted stock unit grant that vested on December 13, 2025. |