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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Name of Issuer)

(Title of Class of Securities)

(CUSIP Number)

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13D/A 0001755804 XXXXXXXX LIVE 1 Common Stock 06/25/2025 false 0001682149 86633R609 Datavault AI Inc. 15268 NW Greenbrier Pkwy Beaverton OR 97006 Nathaniel Bradley 520-631-9595 48 Wall Street, Floor 11 New York NY 10005 0001755804 N Nathaniel Bradley OO N X1 0.00 10695952.00 0.00 10695952.00 10695952.00 N 13.1 IN Mr. Bradley is Chief Executive Officer and sole director of EOS Technology Holdings Inc. (formerly known as Data Vault Holdings Inc.) and the spouse of Sonia Choi. The shares beneficially owned by Mr. Bradley consist of 3,715,361 shares held directly by Mr. Bradley, 3,999,911 shares held directly by EOS Technology Holdings Inc., and 2,980,680 shares held directly by Ms. Choi. 0001918125 N Sonia Choi OO N X1 0.00 6696041.00 0.00 6696041.00 6696041.00 N 8.2 IN Ms. Choi is the spouse of Mr. Bradley. The shares beneficially owned by Ms. Choi consist of 2,980,680 shares held directly by Ms. Choi and 3,715,361 shares held directly by Mr. Bradley. 0001882356 N EOS Technology Holdings Inc. OO N DE 0.00 3999911.00 0.00 3999911.00 3999911.00 N 4.9 CO These shares are held directly by EOS Technology Holdings Inc. Common Stock Datavault AI Inc. 15268 NW Greenbrier Pkwy Beaverton OR 97006 This Amendment No. 1 to Schedule 13D (this "Amendment No. 1") relating to the shares of common stock, par value $0.0001 per share ("Common Stock"), of Datavault AI Inc., a Delaware corporation (the "Issuer"), amends and supplements the Schedule 13D originally filed by the Reporting Persons with the Securities and Exchange Commission (the "SEC") on January 13, 2025 (the "Schedule 13D"). Except as specifically amended below, all other provisions of the Schedule 13D remain in effect. Capitalized terms used herein but not defined herein have the respective meanings ascribed to them in the Schedule 13D. Item 2(a) of the Schedule 13D is amended and restated as follows: This Schedule 13D is being filed by (i) Nathaniel Bradley, with respect to the shares directly and beneficially owned by him, his spouse, Sonia Choi, and EOS Technology Holdings Inc. ("EOS", formerly known as Data Vault Holdings Inc. or "Data Vault."), of which Mr. Bradley is Chief Executive Officer and sold director; (ii) Ms. Choi, with respect to the shares directly and beneficially owned by her and her spouse, Mr. Bradley; and (iii) EOS, with respect to the shares directly and beneficially owned by it (together with Mr. Bradley and Ms. Choi, the "Reporting Persons"). Item 2(c) of the Schedule 13D is amended and restated as follows: EOS is a data technology and licensing company. Mr. Bradley is the Chief Executive Officer and sole director of EOS. Mr. Bradley is also the Chief Executive Officer and a member of the board of directors of the Issuer. Ms. Choi is the Chief Marketing Officer of EOS and the Issuer. Item 3 of the Schedule 13D is amended to add the following: On June 20, 2025, Mr. Bradley received 50,000 shares as a result of the scheduled vesting of a portion of the restricted stock units ("RSUs") granted on January 2, 2025 as compensation for Mr. Bradley's service as an officer of the Issuer. On June 25, 2025, Mr. Bradley received 218,905 restricted shares as compensation for his service as an employee of the Issuer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. On February 26, 2025 and June 25, 2025, Ms. Choi received 150,000 and 54,726 restricted shares, respectively, as compensation for her service as an employee of the Issuer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan. Item 4 of the Schedule 13D is amended to add the following: To the extent required, the disclosure in Item 3 of this Amendment No. 1 is incorporated by reference in this Item 4. Item 5(a) of the Schedule 13D is amended and restated as follows: The percentage ownership of shares of Common Stock set forth in this Amendment No. 1 is based upon 81,593,467 shares outstanding as of June 25, 2025. Item 5(b) of the Schedule 13D is amended and restated as follows: As of the date of this Amendment No. 1, Mr. Bradley beneficially owned 10,695,952 shares, consisting of 3,715,361 shares held directly by Mr. Bradley, 3,999,911 shares held directly by EOS Technology Holdings Inc., and 2,980,680 shares held directly by Ms. Choi. As of the date of this Amendment No. 1, Ms. Choi beneficially owned 6,696,041 shares, consisting of 2,980,680 shares held directly by Ms. Choi and 3,715,361 shares held directly by Mr. Bradley. Except as set forth in Item 4 of this Amendment No. 1, the Reporting Persons have not engaged in any transaction with respect to the Common Stock during the sixty days prior to the date of filing this Amendment No. 1. Item 5(e) of the Schedule 13D is amended to add the following: As of June 25, 2025, EOS Technology Holdings Inc. had ceased to be the beneficial owner of more than five percent of the outstanding shares of the Issuer. Nathaniel Bradley /s/ Nathaniel Bradley Nathaniel Bradley 06/27/2025 Sonia Choi /s/ Sonia Choi Sonia Choi 06/27/2025 EOS Technology Holdings Inc. /s/ Nathaniel Bradley Nathaniel Bradley, CEO 06/27/2025