WiSA Tech Strengthens Executive Retention with Multi-Year Stock Compensation Plan

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Form Type

Rhea-AI Filing Summary

WiSA Technologies insider Stanley Mbugua, Chief Accounting Officer and VP of Finance, received 45,605 shares of common stock on June 25, 2025, as compensation under the company's 2018 Long-Term Stock Incentive Plan.

Key details of the transaction:

Transaction price: $0 (compensatory grant)
Post-transaction holdings: 238,338 shares held directly
Vesting schedule: Equal installments from September 20, 2025 to June 20, 2028
Vesting dates: Quarterly on September 20, December 20, March 20, and June 20

The vesting of LTIP shares is contingent upon the officer's continued service with the company on each vesting date. This grant represents a standard equity compensation arrangement for executive retention and alignment with shareholder interests.

Insider Trade Summary

Net Buyer: 45,605 shares

Net Buy 1 txn

Insider Mbugua Stanley

Role See Remarks

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	45,605	$0.00	$0.00

Holdings After Transaction: Common Stock — 238,338 shares (Direct)

Footnotes (1)

F1. 45,605 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from September 20, 2025 to June 20, 2028, on each September 20th, December 20th, March 20th, and June 20th, so long as the reporting person remains in the service of the issuer on each such date.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 06/27/2025 - 08:46 PM

FAQ

How many WISA shares did Stanley Mbugua receive in the June 25, 2025 transaction?

Stanley Mbugua received 45,605 shares of WISA common stock as compensation for his service as Chief Accounting Officer and VP of Finance under the company's 2018 Long-Term Stock Incentive Plan.

What is the vesting schedule for Stanley Mbugua's WISA stock grant?

The LTIP Shares will vest in equal installments from September 20, 2025 to June 20, 2028, with vesting dates occurring quarterly on September 20th, December 20th, March 20th, and June 20th, contingent on Mbugua remaining in service with WISA on each vesting date.

How many WISA shares does Stanley Mbugua own after the June 2025 transaction?

Following the reported transaction, Stanley Mbugua beneficially owns 238,338 shares of WISA common stock directly (Form D ownership).

What was the purchase price of WISA shares granted to Stanley Mbugua?

The LTIP Shares were granted to Stanley Mbugua at $0 as part of his compensation package as an officer of WISA Technologies.

What position does Stanley Mbugua hold at WISA Technologies?

Stanley Mbugua serves as the Chief Accounting Officer and VP of Finance at WISA Technologies.

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^*

Mbugua Stanley

(Last)

(First)

(Middle)

C/O DATAVAULT AI INC.

15268 NW GREENBRIER PKWY

(Street)

BEAVERTON

97006

(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)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	See Remarks

3. Date of Earliest Transaction (Month/Day/Year)
06/25/2025

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	06/25/2025		A⁽¹⁾		45,605⁽¹⁾	A	$0	238,338	D

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. 45,605 shares (the "LTIP Shares") of common stock, par value $0.0001 per share, of the issuer were received as compensation for the reporting person's service as an officer pursuant to the issuer's 2018 Long-Term Stock Incentive Plan (the "Grant"). The LTIP Shares associated with the Grant are scheduled to vest in equal installments, from the period from September 20, 2025 to June 20, 2028, on each September 20th, December 20th, March 20th, and June 20th, so long as the reporting person remains in the service of the issuer on each such date.

Remarks:

Chief Accounting Officer and VP of Finance

	/s/ Stanley Mbugua	06/27/2025
	** 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.

Source: View Original Filing on SEC EDGAR