Peter Bennett Williams - 17 Jul 2026 Form 4 Insider Report for Fluence Energy, Inc. (FLNC)

Reporting relationship: SVP and CPSCO
Issuer ticker: FLNC
Reported as of: 17 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 21 Jul 2026, 16:05:59 UTC
Prior SEC filing: 20 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Leah Patterson as Attorney-in-fact for Peter Bennett Williams

Key filing fact

Peter Bennett Williams filed Form 4 for Fluence Energy, Inc. (FLNC) on 21 Jul 2026.

Key facts

This page summarizes Peter Bennett Williams's Form 4 filing for Fluence Energy, Inc. (FLNC).
3 reported transactions and 1 derivative row are listed below.
Accepted by SEC: 21 Jul 2026, 16:05.

Change

Previous filing in this sequence was filed on 20 Feb 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001781553 Primary reporting owner

Williams Peter Bennett

Relationship: SVP and CPSCO
Address: C/O FLUENCE ENERGY, INC., 4601 FAIRFAX DRIVE, SUITE 600, ARLINGTON
Signature: /s/ Leah Patterson as Attorney-in-fact for Peter Bennett Williams
Signature date: 21 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

FLNC transaction

Class A Common Stock

Options Exercise

Transaction value
Shares: +8,588
Change %: +49%
Price: $0.000000^*
Shares after: 26,197
Date: 17 Jul 2026
Ownership: Direct
Footnotes: F1

FLNC transaction

Class A Common Stock

Tax liability

Transaction value
Shares: -3,905
Change %: -15%
Price: $14.07^*
Shares after: 22,292
Date: 17 Jul 2026
Ownership: Direct
Footnotes: F2

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

FLNC transaction Derivative

Restricted Stock Unit

Options Exercise

Transaction value
Shares: -8,588
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 17 Jul 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 8,588
Exercise price
Footnotes: F1, F3

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 3 footnotes

Footnote F1

Each restricted stock unit ("RSU") represents a contingent right to receive one share of Class A Common Stock of the Issuer.

Footnote F2

Represents the number of shares of Class A Common Stock that have been withheld to satisfy tax withholding obligations in connection with the vesting of the RSUs.

Footnote F3

The restricted stock units vested in three equal annual installments with the first installment having vested on July 17, 2024, the second installment having vested on July 17, 2025 and the final installment having vested on July 17, 2026.