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    SEC Form 4 filed by Director Dmy Squared Sponsor, Llc

    9/17/25 4:15:26 PM ET
    $DMYY
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    SEC FORM 4 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).
      
    Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
    1. Name and Address of Reporting Person*
    dMY Squared Sponsor, LLC

    (Last) (First) (Middle)
    C/O DMY SQUARED TECHNOLOGY GROUP, INC.
    1180 NORTH TOWN CENTER DR, SUITE 100

    (Street)
    LAS VEGAS NV 89144

    (City) (State) (Zip)
    2. Issuer Name and Ticker or Trading Symbol
    dMY Squared Technology Group, Inc. [ DMYY ]
    5. Relationship of Reporting Person(s) to Issuer
    (Check all applicable)
    X Director X 10% Owner
    Officer (give title below) Other (specify below)
    3. Date of Earliest Transaction (Month/Day/Year)
    09/15/2025
    4. If Amendment, Date of Original Filed (Month/Day/Year)
    6. Individual or Joint/Group Filing (Check Applicable Line)
    Form filed by One Reporting Person
    X 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
    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
    Class B Common Stock (1) 09/15/2025 J(2) 416,266 (1) (1) Class A Common Stock 416,266 $0 1,163,484 D(3)
    1. Name and Address of Reporting Person*
    dMY Squared Sponsor, LLC

    (Last) (First) (Middle)
    C/O DMY SQUARED TECHNOLOGY GROUP, INC.
    1180 NORTH TOWN CENTER DR, SUITE 100

    (Street)
    LAS VEGAS NV 89144

    (City) (State) (Zip)

    Relationship of Reporting Person(s) to Issuer
    X Director X 10% Owner
    Officer (give title below) Other (specify below)
    1. Name and Address of Reporting Person*
    You Harry L.

    (Last) (First) (Middle)
    C/O DMY SQUARED TECHNOLOGY GROUP, INC.
    1180 NORTH TOWN CENTER DR, SUITE 100

    (Street)
    LAS VEGAS NV 89144

    (City) (State) (Zip)

    Relationship of Reporting Person(s) to Issuer
    X Director X 10% Owner
    X Officer (give title below) Other (specify below)
    CEO, CFO & Chairman
    Explanation of Responses:
    1. The shares of Class B common stock, par value $0.0001 per share, are convertible for shares of the issuer's Class A common stock, par value $0.0001 per share, at the holder's election at any time and automatically at the time of the closing of the issuer's initial business combination, on a one-for-one basis, subject to adjustment pursuant to certain antidilution rights and have no expiration date.
    2. dMY Squared Sponsor, LLC (the "Sponsor") distributed these shares to one of its members, pro rata, for no consideration.
    3. The Sponsor is the record holder of the securities reported herein. Harry L. You is the managing member of the Sponsor and has voting and investment discretion with respect to the securities held of record by the Sponsor. Each of the Sponsor and Mr. You is a "Reporting Person" and may be deemed to beneficially own the securities reported herein; however, each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. Solely for purposes of Section 16 of the Exchange Act, each Reporting Person may be deemed a "director by deputization".
    /s/ Harry L. You, Name: Harry L. You, Title: Managing Member 09/17/2025
    /s/ Harry L. You 09/17/2025
    ** 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.
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