Harald von Heynitz - 15 Jun 2026 Form 4 Insider Report for Fluence Energy, Inc. (FLNC)

Reporting relationship: Director
Issuer ticker: FLNC
Reported as of: 15 Jun 2026
Net transaction value: -$125,000
SEC form: 4
Accepted by SEC: 16 Jun 2026, 16:35:19 UTC
Prior SEC filing: 19 Mar 2026
Source filing: View source filing
Reporting owner signature: /s/ Leah Patterson as Attorney-in-fact for Harald von Heynitz

Key filing fact

Harald von Heynitz filed Form 4 for Fluence Energy, Inc. (FLNC) on 16 Jun 2026.

Key facts

This page summarizes Harald von Heynitz's Form 4 filing for Fluence Energy, Inc. (FLNC).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 16 Jun 2026, 16:35.

Change

Previous filing in this sequence was filed on 19 Mar 2026.
Current net transaction value: -$125,000.

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 0001884307 Primary reporting owner

von Heynitz Harald

Relationship: Director
Address: C/O FLUENCE ENERGY, INC., 4601 FAIRFAX DRIVE, SUITE 600, ARLINGTON
Signature: /s/ Leah Patterson as Attorney-in-fact for Harald von Heynitz
Signature date: 16 Jun 2026

Reported non-derivative transactions

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

FLNC transaction

Class A Common Stock

Sale

Transaction value: $125,000
Shares: -5,000
Change %: -7.9%
Price: $25.00
Shares after: 58,550
Date: 15 Jun 2026
Ownership: Direct
Footnotes: F1

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

Additional SEC filing notes

Filing notes and footnotes

Rule 10b5-1 trading plan

These transactions were reported as open-market trades under a Rule 10b5-1 plan. The plan lets an insider set trading instructions in advance, which can reduce the risk of trading while in possession of material nonpublic information.

Original filing language: transaction made pursuant to a contract, instruction, or written plan intended to satisfy Rule 10b5-1(c).

Explanation of responses 1 footnote

Footnote F1

The sale reported in this Form 4 was effected pursuant to an existing Rule 10b5-1 trading plan adopted by the reporting person on March 16, 2026. The reporting person is subject to a lock-up agreement that expires at the close of business on June 26, 2026, that was entered into with the representatives of the underwriters in connection with an underwritten public offering of the Issuer's Class A common stock (the "Offering"). The sale of shares is a permissible exemption under the terms of the lock-up agreement.