SCHEDULE 13D: Key Investor Dr. Avi S. Katz Reduces Stake in QT Imaging Holdings Below 5%

Dr. Avi S. Katz and GigAcquisitions5, LLC have reported ceasing to be beneficial owners of more than five percent of QT Imaging Holdings, Inc.'s Common Stock as of March 21, 2025.

Summary

• Dr. Avi S. Katz, a member of the Board of QT Imaging Holdings, Inc., and GigAcquisitions5, LLC, have filed an amendment to their Schedule 13D.
• The filing indicates that as of March 21, 2025, they ceased to be beneficial owners of more than 5% of QT Imaging Holdings, Inc.'s Common Stock.
• Dr. Avi S. Katz currently beneficially owns 1,360,345 shares, which represents 4.8% of the outstanding Common Stock.
• This beneficial ownership for Dr. Katz includes 775,571 shares owned directly, 571,441 shares from warrants exercisable within 60 days, and 13,333 shares from options exercisable within 60 days.
• GigAcquisitions5, LLC beneficially owns 0 shares.
• The reporting persons state that they acquired the securities for investment purposes and intend to review their investment on an ongoing basis.

Sentiment

Score: 4

Explanation: The reduction of a significant investor's stake below the 5% threshold, while a factual disclosure, is generally perceived as a negative signal by the market, indicating potential reduced confidence or strategic divestment.

Negatives

• Dr. Avi S. Katz and GigAcquisitions5, LLC have ceased to be beneficial owners of more than five percent of the Issuer's Common Stock, potentially signaling reduced investor confidence or a strategic divestment.

Future Outlook

The Reporting Persons intend to review their investments in the Issuer on a continuing basis and reserve the right to acquire or dispose of securities, enter into hedging relationships, or formulate other plans based on market conditions and other factors.

Management Comments

• Dr. Avi S. Katz, as a reporting person, indicates that the securities were acquired for investment purposes and that their investment in QT Imaging Holdings, Inc. will be reviewed on an ongoing basis, with the flexibility to acquire or dispose of securities, or enter into hedging relationships, based on market conditions and other factors.

Industry Context

This filing is a routine disclosure of a change in beneficial ownership by a significant investor and board member, rather than an announcement related to broader industry trends or competitive positioning.

Legal Proceedings

• None of the Reporting Persons has been convicted in any criminal proceeding or was a party to a civil proceeding that resulted in a judgment, decree, or final order related to securities laws in the last five years.

Related Party Transactions

• GigAcquisitions5 and Dr. Avi S. Katz have a Joint Filing Agreement for this Schedule 13D, but no other related party transactions concerning securities of the Issuer are disclosed.

Stakeholder Impact

• Shareholders may interpret the reduction in a significant investor's stake as a signal of reduced confidence, potentially impacting stock price perception.

Next Steps

• The Reporting Persons will continue to review their investment in QT Imaging Holdings, Inc. on an ongoing basis and may acquire or dispose of securities in the future.

Key Dates

Keywords

QT Imaging Holdings, Common Stock, Schedule 13D, Beneficial Ownership, Avi S. Katz, GigAcquisitions5, SEC Filing, Investor Stake, Shareholding