Fluence (FLNC): 20,000,000 shares transferred under Rule 16a-13

Fluence Energy (FLNC): A reporting person disclosed a non-derivative transaction on 10/14/2025.

Rhea-AI Filing Summary

Fluence Energy (FLNC): A reporting person disclosed a non-derivative transaction on 10/14/2025. Footnotes state that 20,000,000 shares of Class A Common Stock were transferred by Siemens AG to SPT Holding, Sàrl in a transaction exempt under Rule 16a-13, with no change to Siemens AG’s aggregate beneficial ownership.

Following the transaction, the filing shows 20,000,000 shares indirectly held through SPT Holding and 11,761,131 shares indirectly held through SPT Invest Management Sàrl. The ownership chain links SPT Invest to SPT Holding, which is owned by Siemens Pension‑Trust e.V.; Siemens AG may be deemed to share beneficial ownership.

Insider Trade Summary

Other: 20,000,000 shares

Other 2 txns

Insider SIEMENS PENSION TRUST E V

Role 10% Owner

Type	Security	Shares	Price	Value
Other	Class A Common Stock	20,000,000	$0.00	$0.00
holding	Class A Common Stock	--	--	--

Holdings After Transaction: Class A Common Stock — 31,761,131 shares (Indirect, See footnotes)

Footnotes (4)

1. F1. Represents shares received in a transfer from Siemens AG to SPT Holding, SARL in a transaction exempt from reporting under Rule 16a-13 of the Securities Exchange Act of 1934, as amended. Such transfer does not represent any change to the aggregate number of shares of Issuer Class A Common Stock beneficially owned by Siemens AG and its subsidiaries.
2. F2. These shares are directly owned by SPT Holding, SARL.
3. F3. These shares are directly owned by SPT Invest Management Sarl.
4. F4. SPT Invest Management Sarl is wholly owned by SPT Holding, SARL, which is wholly owned by Siemens Pension-Trust e.V. Siemens AG is an affiliate of Siemens Pension-Trust e.V. and may be deemed to share beneficial ownership of the shares of Class A Common Stock beneficially owned by Siemens Pension-Trust e.V.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did FLNC’s Form 4 report on 10/14/2025?

A transfer of 20,000,000 shares of Class A Common Stock from Siemens AG to SPT Holding, Sàrl, noted as exempt under Rule 16a-13.

Does the filing indicate a change in aggregate beneficial ownership for Siemens AG?

The footnote states the transfer does not change Siemens AG’s aggregate beneficial ownership.

How many FLNC shares are indirectly held through SPT Holding after the transaction?

The filing shows 20,000,000 shares indirectly held through SPT Holding, Sàrl.

How many FLNC shares are indirectly held through SPT Invest Management Sàrl?

The filing lists 11,761,131 shares indirectly held through SPT Invest Management Sàrl.

What rule is cited for the transaction’s exempt status?

The filing cites Rule 16a-13 under the Securities Exchange Act of 1934.

Who is the reporting person connected to the indirect holdings?

The filing identifies Siemens Pension‑Trust e.V., with an ownership chain through SPT Holding and SPT Invest.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/15/2025 - 12:00 AM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person^*

SIEMENS PENSION TRUST E V

(Last) (First) (Middle)

WITTELSBACHER PLATZ 2

(Street)

MUNICH 2M 80333

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Fluence Energy, Inc. [ FLNC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
10/14/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Stock	10/14/2025		J(1)		20,000,000	A	(1)	20,000,000	I	See footnotes(2)(4)
Class A Common Stock								11,761,131	I	See footnotes(3)(4)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares received in a transfer from Siemens AG to SPT Holding, SARL in a transaction exempt from reporting under Rule 16a-13 of the Securities Exchange Act of 1934, as amended. Such transfer does not represent any change to the aggregate number of shares of Issuer Class A Common Stock beneficially owned by Siemens AG and its subsidiaries.

2. These shares are directly owned by SPT Holding, SARL.

3. These shares are directly owned by SPT Invest Management Sarl.

4. SPT Invest Management Sarl is wholly owned by SPT Holding, SARL, which is wholly owned by Siemens Pension-Trust e.V. Siemens AG is an affiliate of Siemens Pension-Trust e.V. and may be deemed to share beneficial ownership of the shares of Class A Common Stock beneficially owned by Siemens Pension-Trust e.V.

	SIEMENS PENSION-TRUST E.V., By: /s/ Dr. Peter Rathgeb, Name: Dr. Peter Rathgeb, Title: Treasurer SAG	10/15/2025
	By: /s/ Heiko Fischer, Name: Heiko Fischer, Title: Head PEN	10/15/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.