Company: QTIWW
Filing Date: 2025-12-31
Form Type: 424B3
Source: 0001628280-25-059235
Chunk: 235

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-31
Form: 424B3
Chunk 235
---
, Inc. |
| QT IMAGING                          |     |           | 98800489 |     |              |          | In the publication period |     |             |     | 10/14/2024 |     |               |     |            |     |                   |     |            |     | QT Imaging, Inc. |
| Breast Acoustic CT                  |     |           | 98414186 |     |              |          | In the publication period |     |             |     | 2/21/2024  |     |               |     |            |     |                   |     |            |     | QT Imaging, Inc. |
| Breast ACT                          |     |           | 98414157 |     |              |          | In the publication period |     |             |     | 2/21/2024  |     |               |     |            |     |                   |     |            |     | QT Imaging, Inc. |
| Breast Acoustic Computed Tomography |     |           | 98414202 |     |              |          | In the publication period |     |             |     | 2/21/2024  |     |               |     |            |     |                   |     |            |     | QT Imaging, Inc. |

The Company is monitoring research laboratories, commercial companies or universities developing ultra-low frequency transmitted sound imaging using inverse scattering image reconstruction. Therefore, the Company believes that its patent and proprietary position is currently substantial and a very valuable asset.

#### Employees
As of September 30, 2025, the Company had 30 employees. Of these, 26 are full-time employees, 25 work in research, development, manufacturing, regulatory and operations, and 5 work in general and administrative capacities. 21 employees are located in Novato, CA. None of QT Imaging’s employees are represented by a labor union or are subject to a collective bargaining agreement.

#### Legal Proceedings
As of September 30, 2025, the Company was not a party to any material legal proceedings..

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### MANAGEMENT
The following is a list of the persons who currently serve, as of the date of this prospectus, as directors and executive officers of QT Imaging Holdings.

| Name                        |     | Age |     | Position                                         |
| Dr. Raluca Dinu             |     |  51 |     | Chief Executive Officer and Director (Class III) |
| Jay Jennings                |