144: Issuer Information

Name of Issuer

Fluence Energy, Inc.

SEC File Number

001-40978

Address of Issuer

4601 Fairfax Drive
Suite 600
Arlington
VIRGINIA
22203

Phone

8333583623

Name of Person for Whose Account the Securities are To Be Sold

Qatar Investment Authority

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

Affiliate

144: Securities Information

Title of the Class of Securities To Be Sold

Name and Address of the Broker

Number of Shares or Other Units To Be Sold

Aggregate Market Value

Number of Shares or Other Units Outstanding

Approximate Date of Sale

Name the Securities Exchange

Class A common stock

Goldman Sachs International
Plumtree Court
25 Shoe Lane
London X0 EC4A 2AU

4272380

107621252.20

141534496

06/22/2026

NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class

Date you Acquired

Nature of Acquisition Transaction

Name of Person from Whom Acquired

Is this a Gift?

Date Donor Acquired

Amount of Securities Acquired

Date of Payment

Nature of Payment *

Class A common stock

10/27/2021

Private placement - See Remark (1)

Fluence Energy, Inc.

10/27/2021

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller

Title of Securities Sold

Date of Sale

Amount of Securities Sold

Gross Proceeds

Qatar Investment Authority
Ooredoo Tower (Building 14)
AL DAFNA ST (STREET 801)
DOHA S3 974 441 44

Class A common stock

05/15/2026

2867172

60210612.00

144: Remarks and Signature

Remarks

In accordance with procedures described in interpretive letters from staff of the SEC to Goldman, Sachs & Co., dated December 20, 1999, and to Bank of America, N.A., Merrill Lynch, Pierce, Fenner & Smith Inc., dated December 1, 2011, on the date hereof, Qatar Holding LLC, a wholly owned affiliate of Qatar Investment Authority entered into a post-paid forward sale of 4,272,380 Class A shares of Fluence Energy, Inc. to an unaffiliated financial institution at a price based on the volume weighted average price of the Class A common stock over a period of time determined by the financial institution, subject to an agreed minimum and maximum period. The final number of Class A shares delivered may be reduced at the sole discretion of the broker named in this Form 144. Qatar Holding LLC expects to pledge Class A shares deliverable at settlement. Any hedging activity related to the transaction will be conducted by or through the broker named in this Form 144. (1) See Annex A on Exhibit 99.1.

Date of Notice

06/22/2026

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

/s/ Mohammed Fahad Al Khulaifi, Head of Compliance and Governance, Qatar Investment Authority

144: Filer Information

Submission Contact Information

144: Issuer Information

144: Securities Information

144: Securities To Be Sold

144: Securities Sold During The Past 3 Months

144: Remarks and Signature

ATTENTION:

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)