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Datavault AI Inc. filings document the public-company record of the issuer formerly known as WiSA Technologies, including its Nasdaq common stock under the DVLT symbol, material event reports and capital-structure disclosures. The record reflects the completed name and ticker change as part of the company’s transition toward Datavault, ADIO and related data and acoustic technology assets.
Recent Form 8-K disclosures cover material definitive agreements, amendments to financing arrangements, equity distribution and shelf-registration activity, shareholder voting matters, quarterly results releases and governance items. The filings also provide formal disclosure around convertible-note matters, securities purchase arrangements, common-stock issuance capacity, registered offerings and risk-related corporate events.
A Schedule 13D/A filing reveals significant ownership changes in Datavault AI. Nathaniel Bradley, the company's CEO and board member, beneficially owns 10,695,952 shares (13.1%) of common stock, consisting of:
- 3,715,361 shares held directly
- 3,999,911 shares through EOS Technology Holdings
- 2,980,680 shares held by spouse Sonia Choi
Recent transactions include Bradley receiving 50,000 shares from RSU vesting and 218,905 restricted shares as compensation. Sonia Choi, Chief Marketing Officer, received 150,000 and 54,726 restricted shares as employee compensation in February and June 2025, respectively. Notably, EOS Technology Holdings (formerly Data Vault Holdings) has dropped below 5% ownership, now holding 4.9% of outstanding shares. The filing is based on 81,593,467 total outstanding shares as of June 25, 2025.
WiSA Technologies director Wendy Wilson received 26,372 shares of common stock on June 25, 2025, as compensation for board service under the company's 2018 Long-Term Stock Incentive Plan. Following this transaction, Wilson now owns 120,366 shares directly.
Key details of the stock grant:
- Shares were granted at $0 cost to the director
- Vesting occurs in equal installments from September 20, 2025 to June 20, 2028
- Quarterly vesting dates: March 20, June 20, September 20, and December 20
- Vesting is contingent on continued service with the company
This Form 4 filing represents a standard director compensation arrangement through equity grants, demonstrating the company's approach to aligning board member interests with shareholders through long-term vesting schedules.
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.
WiSA Technologies director Sriram Krishnamurthy Peruvemba received 26,372 shares of common stock on June 25, 2025, as compensation for board service under the company's 2018 Long-Term Stock Incentive Plan. Following this transaction, Peruvemba now owns a total of 120,362 shares directly.
Key details of the stock grant:
- Acquisition price: $0 per share
- 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
- Vesting condition: Continued service as director
This Form 4 filing indicates ongoing compensation alignment between the director and shareholders through equity-based awards. The quarterly vesting schedule over approximately three years promotes long-term retention and alignment with company performance.
Insider Trading Update: Nathaniel Bradley, CEO and Director of DataVault AI, reported significant stock acquisitions on June 25, 2025. Bradley received 218,905 LTIP shares as compensation for his board and officer services, while his spouse Sonia Choi was granted 54,726 LTIP shares for her role as an employee.
Key Details:
- Bradley's direct ownership following transactions: 4,265,361 shares
- Indirect ownership through spouse: 2,980,680 shares
- Additional indirect ownership through EOS Technology Holdings: 3,999,911 shares
- All LTIP shares vest quarterly from September 20, 2025, to June 20, 2028
- Both grants were made at $0 cost under the company's 2018 Long-Term Stock Incentive Plan
Bradley maintains significant ownership stake as both a 10% owner and CEO, though disclaiming beneficial ownership except for his pecuniary interest.
WiSA Technologies director Kimberly Briskey received 26,372 shares of common stock on June 25, 2025, as compensation for board service under the company's 2018 Long-Term Stock Incentive Plan. Following this transaction, Briskey now owns a total of 115,669 shares directly.
Key details of the stock grant:
- Shares were granted at $0 cost to the director
- Vesting schedule runs from September 20, 2025 to June 20, 2028
- Shares vest in equal installments quarterly on the 20th of September, December, March, and June
- Vesting is contingent on continued service with the company
This Form 4 filing, signed on June 27, 2025, represents a standard equity compensation arrangement for board service, demonstrating the company's approach to aligning director interests with shareholders through long-term stock incentives.