SCHEDULE 13G/A

A10 Networks Inc

Common stock, $0.00001 par value per share · CUSIP: 002121101

Event date: 2021-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Legal & General Group Plc

  Shares: 2,405,702 · Class: 3.1%

• Legal & General Investment Management Ltd

  Shares: 2,388,253 · Class: 3.1%

• LGIM Managers (Europe) Limited

  Shares: 2,386,395 · Class: 3.08%

• Legal & General UCITS ETF Plc

  Shares: 2,386,395 · Class: 3.1%

• Legal & General Investment Management America Inc

  Shares: 17,449 · Class: 0.02%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.