Company: QTIWW
Filing Date: 2025-04-30
Form Type: SCHEDULE 13D/A
Source: 0001451693-25-000006
Chunk: 0

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-04-30
Form: SCHEDULE 13D/A
Chunk 0
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 (See Instructions) |
| 13                                                                 |                                                                                6.2 % |
| 14                                                                 |                                                                                   IN |

Comment for Type of Reporting Person: (7) and (9): This number of shares of Common Stock consists of: (i) 1,168,035 shares of Common Stock owned directly by the Reporting Person; (ii) warrants for the purchase of 571,441 shares of Common Stock that are exercisable within 60 days of the date of this Schedule 13D/A; and (iii) options for the purchase of 75,103 shares of Common Stock that are exercisable within 60 days of the date of this Schedule 13D/A. The Common Stock is held directly by the Reporting Person. (13): Calculation is based upon 27,653,210 shares of Common Stock of the Issuer issued and outstanding as March 28, 2025 as reported on the Issuer's Form 10-K filed with the Securities and Exchange Commission on March 31, 2025. This Amendment No. 7 (this "Amendment") relates to Schedule 13D as previously filed jointly by GigAcquisitions5, LLC, a Delaware limited liability company ("GigAcquisitions5"), and Dr. Avi S. Katz (the "Reporting Person") with respect to the Common Stock, originally filed on behalf of the Reporting Person and GigAcquisitions5 with the SEC on March 18, 2024 (the "Original Schedule 13D"). GigAcquisitions5 is no longer a stockholder of the Issuer.

| SCHEDULE 13D |

| Item 1.                                                                                                                                                                                                                                                                                       | Security and Issuer                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          |
| (a)                                                                                                                                                                                                                                                                                           | Common Stock, $0.0001 par value                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |
| (b)                                                                                                                                                                                                                                                                                           | QT Imaging Holdings, Inc.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    |
| (c)                                                                                                                                                                                                                                                                                           | 3 Hamilton Landing, Suite 160, Novato,                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       
 CALIFORNIA                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   
 , 94949.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
| Item 1 Comment:This Schedule 13D/A relates to shares of Common Stock, $0.0001 par value (the "Common Stock") of QT Imaging Holdings, Inc., a Delaware corporation (the "Issuer"). The address of the Issuer's principal executive offices is 3 Hamilton Landing, Suite 160, Nov