SCHEDULE 13G/A

Fluence Energy Inc

Class A common stock, $0.00001 par value · CUSIP: 34379V103

Event date: 2025-12-31

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

• SPT Invest Management Sarl

  Shares: 0.00 · Class: 0.00%

• SPT Holding Sarl

  Shares: 31,761,131 · Class: 24.0%

• Siemens Pension-Trust e.V.

  Shares: 31,761,131 · Class: 24.0%

• Siemens AG

  Shares: 51,499,195 · Class: 38.9%

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