Company: QTIWW
Filing Date: 2025-02-05
Form Type: 424B3
Source: 0001628280-25-004061
Chunk: 431

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-02-05
Form: 424B3
Chunk 431
---
10.37 per share, as of December 31, 2023 and 2022, respectively |     |   |   23,222,954 |     |   |   41,606,846 |
| Stockholders’ deficit                                                                                                                                                                                                     |     |   |              |     |   |              |
| Preferred stock, par value of $0.0001 per share; 1,000,000 shares authorized; none issued or outstanding                                                                                                                  |     |   |            — |     |   |            — |
| Common stock, par value of $0.0001 per share; 100,000,000 shares authorized; 6,545,000 shares issued and outstanding as of December 31, 2023 and 2022                                                                     |     |   |          655 |     |   |          655 |
| Additional paid-in capital                                                                                                                                                                                                |     |   |    4,589,179 |     |   |            — |
| Accumulated deficit                                                                                                                                                                                                       |     |   |  -17,104,720 |     |   |  -13,080,129 |
| Total stockholders’ deficit                                                                                                                                                                                               |     |   |  -12,514,886 |     |   |  -13,079,474 |
| TOTAL LIABILITIES, REDEEMABLE COMMON STOCK AND STOCKHOLDERS’ DEFICIT                                                                                                                                                      |     | $ |   23,398,562 |     | $ |   41,945,571 |

<div align='center'>The accompanying notes are an integral part of these financial statements.

F-66</div>

#### GIGCAPITAL5, INC.

### Statements of Operations and Comprehensive Loss
|                                                                                                    |     |   |   Year Ended 
 December 31, 
         2023 |           |     |   |   Year Ended 
 December 31, 
         2022 |            |
|:---------------------------------------------------------------------------------------------------|:----|:--|-------------:|----------:|:----|:--|-------------:|-----------:|
| Revenues                                                                                           |     | $ |            — |           |     | $ |            — |            |
| General and administrative expenses                                                                |     |   |    4,927,599 |           |     |   |    4,279,100 |            |
| Loss from operations                                                                               |     |   |   -4,927,599 |           |     |   |