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    Chief Executive Officer Bradley Nathaniel T sold $13,701 worth of shares (34,253 units at $0.40), decreasing direct ownership by 0.62% to 4,735,970 units (SEC Form 4)

    9/2/25 9:04:30 PM ET
    $DVLT
    Semiconductors
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    Get the next $DVLT alert in real time by email
    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*
    BRADLEY NATHANIEL T

    (Last) (First) (Middle)
    C/O EOS TECHNOLOGY HOLDINGS INC.
    48 WALL STREET, FLOOR 11

    (Street)
    NEW YORK NY 10005

    (City) (State) (Zip)
    2. Issuer Name and Ticker or Trading Symbol
    Datavault AI Inc. [ DVLT ]
    5. Relationship of Reporting Person(s) to Issuer
    (Check all applicable)
    X Director X 10% Owner
    X Officer (give title below) Other (specify below)
    Chief Executive Officer
    3. Date of Earliest Transaction (Month/Day/Year)
    08/28/2025
    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
    Common Stock 08/28/2025 S(1) 29,391(1) D $0.4 4,735,970 D
    Common Stock 2,289,002(2) I By EOS Technology Holdings Inc.
    Common Stock 08/28/2025 S(3) 4,862(3) D $0.4 3,175,818(4) I By Spouse
    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 of common stock, par value $0.0001 per share ("Common Stock"), of the issuer sold to the open market by the issuer on behalf of the reporting person to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by the reporting person.
    2. Mr. Bradley, as an officer and member of the board of directors of EOS, has the power to dispose of and the power to vote the shares of Common Stock beneficially owned by EOS. Mr. Bradley disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of such securities for purposes of Section 16 of the Securities Exchange Act of 1934 (the "Exchange Act") or for any other purposes.
    3. Represents shares of Common Stock of the issuer sold to the open market by the issuer on behalf of Mr. Bradley's spouse, Sonia Choi ("Ms. Choi") to satisfy tax obligations in connection with vesting of equity awards and was not a discretionary transaction by Mr. Bradley or Ms. Choi.
    4. On June 27, 2025, July 14, 2025, August 4, 2025, August 12, 2025, and August 20, 2025, Mr. Bradley filed Form 4's which inadvertently did not report 200,000 shares of Common Stock of the issuer which were received by Ms. Choi on June 25, 2025, as compensation for Ms. Choi's service as an employee of the issuer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. Accordingly, the number of securities reported as beneficially owned in this filing includes the grant of 200,000 shares previously omitted from the prior filings. Mr. Bradley disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of such securities for purposes of Section 16 of the Exchange Act or for any other purposes.
    /s/ Nathaniel Bradley 09/02/2025
    ** 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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