144 0001888917 XXXXXXXX LIVE 0001868941 Fluence Energy, Inc. 001-40978 4601 FAIRFAX DRIVE SUITE 600 ARLINGTON VA 22203 (833) 358-3623 Boll Rebecca Officer COMMON MORGAN STANLEY SMITH BARNEY LLCEXECUTIVE SERVICES

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78258 288480.43 130100000 04/22/2025 NASDAQ COMMON 04/22/2025 STOCK OPTION EXERCISE ISSUER N 78258 04/22/2025 COMPENSATION N REBECCA BOLL

4601 FAIRFAX DRIVE SUITE 600 ARLINGTON VA 22203

STOCK OPTION EXERCISE 04/15/2025 78257 293026.61 REBECCA BOLL

4601 FAIRFAX DRIVE SUITE 600 ARLINGTON VA 22203

STOCK OPTION EXERCISE 03/17/2025 102440 546623.84 04/22/2025 /s/ Rebecca Boll