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    Amendment: SEC Form SCHEDULE 13G/A filed by SES AI Corporation

    11/10/25 6:01:40 AM ET
    $SES
    Industrial Machinery/Components
    Miscellaneous
    Get the next $SES alert in real time by email



    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549


    SCHEDULE 13G


    UNDER THE SECURITIES EXCHANGE ACT OF 1934
    (Amendment No. 2)


    SES AI Corporation

    (Name of Issuer)


    Class A common stock, par value $0.0001 per share

    (Title of Class of Securities)


    78397Q109

    (CUSIP Number)


    09/30/2025

    (Date of Event Which Requires Filing of this Statement)


    Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
    Checkbox not checked   Rule 13d-1(b)
    Checkbox checked   Rule 13d-1(c)
    Checkbox not checked   Rule 13d-1(d)






    SCHEDULE 13G

    CUSIP No.
    78397Q109


    1Names of Reporting Persons

    Temasek Holdings (Private) Limited
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    SINGAPORE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    3,160,712.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    3,160,712.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    1.0 %
    12Type of Reporting Person (See Instructions)

    HC

    Comment for Type of Reporting Person:   Based on 320,896,206 shares of Class A common stock of SES AI Corporation (the "Issuer") outstanding as of August 25, 2025, as set forth in the Issuer's definitive proxy statement on Schedule 14A filed with the Securities and Exchange Commission (the "Commission") on September 9, 2025 (the "Proxy Statement").


    SCHEDULE 13G

    CUSIP No.
    78397Q109


    1Names of Reporting Persons

    Tembusu Capital Pte. Ltd.
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    SINGAPORE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    2,595,854.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    2,595,854.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    0.8 %
    12Type of Reporting Person (See Instructions)

    HC

    Comment for Type of Reporting Person:   Based on 320,896,206 shares of the Issuer's Class A common stock outstanding as of August 25, 2025, as set forth in the Issuer's Proxy Statement.


    SCHEDULE 13G

    CUSIP No.
    78397Q109


    1Names of Reporting Persons

    Thomson Capital Pte. Ltd.
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    SINGAPORE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    2,595,854.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    2,595,854.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    0.8 %
    12Type of Reporting Person (See Instructions)

    HC

    Comment for Type of Reporting Person:   Based on 320,896,206 shares of Class A common stock of the Issuer outstanding as of August 25, 2025, as set forth in the Issuer's Proxy Statement.


    SCHEDULE 13G

    CUSIP No.
    78397Q109


    1Names of Reporting Persons

    Anderson Investments Pte. Ltd.
    2Check the appropriate box if a member of a Group (see instructions)

    Checkbox not checked  (a)
    Checkbox not checked  (b)
    3Sec Use Only
    4Citizenship or Place of Organization

    SINGAPORE
    Number of Shares Beneficially Owned by Each Reporting Person With:
    5Sole Voting Power

    0.00
    6Shared Voting Power

    2,595,854.00
    7Sole Dispositive Power

    0.00
    8Shared Dispositive Power

    0.00
    9Aggregate Amount Beneficially Owned by Each Reporting Person

    2,595,854.00
    10Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

    Checkbox not checked
    11Percent of class represented by amount in row (9)

    0.8 %
    12Type of Reporting Person (See Instructions)

    HC

    Comment for Type of Reporting Person:   Based on 320,896,206 shares of Class A common stock of the Issuer outstanding as of August 25, 2025, as set forth in the Issuer's Proxy Statement


    SCHEDULE 13G

    Item 1. 
    (a)Name of issuer:

    SES AI Corporation
    (b)Address of issuer's principal executive offices:

    35 Cabot Road, Woburn, MA 01801
    Item 2. 
    (a)Name of person filing:

    This Schedule 13G is being jointly filed by the following reporting persons (each a "Reporting Person" and collectively, the "Reporting Persons"): (i) Temasek Holdings (Private) Limited ("Temasek"); (ii) Tembusu Capital Pte. Ltd. ("Tembusu"); (iii) Thomson Capital Pte. Ltd. ("Thomson"); (iv) Anderson Investments Pte. Ltd. ("Anderson", and, together with Temasek, Tembusu and Thomson, the "Reporting Persons").
    (b)Address or principal business office or, if none, residence:

    Each of the Reporting Persons: 60B Orchard Road #06-18 The Atrium@Orchard Singapore 238891.
    (c)Citizenship:

    Each of the Reporting Persons: Republic of Singapore.
    (d)Title of class of securities:

    Class A common stock, par value $0.0001 per share
    (e)CUSIP No.:

    78397Q109
    Item 3.If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
    (a)Checkbox not checked   Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
    (b)Checkbox not checked   Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
    (c)Checkbox not checked   Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
    (d)Checkbox not checked   Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
    (e)Checkbox not checked   An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
    (f)Checkbox not checked   An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
    (g)Checkbox not checked   A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
    (h)Checkbox not checked   A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
    (i)Checkbox not checked   A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
    (j)Checkbox not checked   A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
           please specify the type of institution:
    (k)Checkbox not checked   Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
     
    Item 4.Ownership
    (a)Amount beneficially owned:

    Anderson has the right to acquire 2,595,854 shares of the Issuer's Class A common stock (the "Earnout Shares"), upon the achievement of certain stock price performance targets, pursuant to the Business Combination Agreement, as amended, by and among the Issuer, SES Holdings Pte. Ltd., a Singapore private company limited by shares, and Wormhole Amalgamation Sub Pte. Ltd., a Singapore private company limited by shares, and a direct, wholly-owned subsidiary of the Issuer (the "Business Combination Agreement"). Prior to the vesting of these shares, Anderson has the power to vote, but not dispose of, the Earnout Shares. Anderson is a wholly-owned subsidiary of Thomson, which is a wholly-owned subsidiary of Tembusu, which is a wholly-owned subsidiary of Temasek. Each of Thomson, Tembusu and Temasek, through the ownership described herein, may be deemed to beneficially own the shares held by Anderson. Temasek, through the ownership described herein and the indirect 100% ownership of one other entity that directly owned 564,858 Earnout Shares, may be deemed to beneficially own in aggregate 3,160,712 shares of the Issuer's Class A common stock, including the 2,595,854 Earnout Shares directly owned by Anderson.
    (b)Percent of class:

    As of November 6, 2025: Temasek: 1.0% Tembusu, Thomson and Anderson: 0.8% Based on 320,896,206 shares of Class A common stock of the Issuer outstanding as of August 25, 2025, as set forth in the Issuer's Proxy Statement.
    (c)Number of shares as to which the person has:
     (i) Sole power to vote or to direct the vote:

    0.00

     (ii) Shared power to vote or to direct the vote:

    Temasek: 3,160,712 Tembusu, Thomson and Anderson: 2,595,854

     (iii) Sole power to dispose or to direct the disposition of:

    0.00

     (iv) Shared power to dispose or to direct the disposition of:

    0.00

    Item 5.Ownership of 5 Percent or Less of a Class.
     
    Checkbox checked    Ownership of 5 percent or less of a class
    Item 6.Ownership of more than 5 Percent on Behalf of Another Person.
     
    Not Applicable
    Item 7.Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
     
    Not Applicable
    Item 8.Identification and Classification of Members of the Group.
     
    Not Applicable
    Item 9.Notice of Dissolution of Group.
     
    Not Applicable

    Item 10.Certifications:
     
    By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

        SIGNATURE 
     
    After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

     
    Temasek Holdings (Private) Limited
     
    Signature:/s/ Jason Norman Lee
    Name/Title:Jason Norman Lee / Authorized Signatory
    Date:11/10/2025
     
    Tembusu Capital Pte. Ltd.
     
    Signature:/s/ Gregory Tan
    Name/Title:Gregory Tan / Director
    Date:11/10/2025
     
    Thomson Capital Pte. Ltd.
     
    Signature:/s/ Ng JianZhong
    Name/Title:Ng JianZhong / Director
    Date:11/10/2025
     
    Anderson Investments Pte. Ltd.
     
    Signature:/s/ Tan Yee Pin, Stanley
    Name/Title:Tan Yee Pin, Stanley / Director
    Date:11/10/2025
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