Company: QTIWW
Filing Date: 2025-02-05
Form Type: 424B3
Source: 0001628280-25-004061
Chunk: 368

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-02-05
Form: 424B3
Chunk 368
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 $ |          6,960,443 |     | $ |         6,706,482 |

__________________

(1) Amounts as of December 31, 2023 differ from those in prior year consolidated financial statements as they were retrospectively adjusted as a result of the accounting or the Business Combination (as defined in the Notes to Condensed Consolidated Financial Statements).

<div align='center'>F-28</div>

#### QT IMAGING HOLDINGS, INC.
<div align='center'>Condensed Consolidated Statements of Operations and Comprehensive Loss

(Unaudited)</div>

|                                                                                          |     | 2024 | Three Months Ended 
      September 30, |            |     | 2023 |            |           |     | 2024 | Nine Months Ended 
     September 30, |            |     | 2023 |            |           |
|:-----------------------------------------------------------------------------------------|:----|:-----|-------------------:|-----------:|:----|:-----|-----------:|----------:|:----|:-----|------------------:|-----------:|:----|:-----|-----------:|----------:|
| Revenue                                                                                  |     | $    |            955,970 |            |     | $    |     24,657 |           |     | $    |         4,032,168 |            |     | $    |     35,404 |           |
| Cost of revenue                                                                          |     |      |            350,667 |            |     |      |     23,799 |           |     |      |         1,792,234 |            |     |      |     73,497 |           |
| Gross profit (loss)                                                                      |     |      |            605,303 |            |     |      |        858 |           |     |      |         2,239,934 |            |     |      |    -38,093 |           |
| Operating expenses:                                                                      |     |      |                    |            |     |      |            |           |     |      |                   |            |     |      |            |           |
| Research and development                                                                 |     |      |            925,214 |            |     |      |    311,829 |           |     |      |         2,492,842 |            |     |      |  1,083,373 |           |
| Selling, general and administrative                                                      |     |      |