Company: QTIWW
Filing Date: 2025-01-31
Form Type: S-1/A
Source: 0001628280-25-003316
Chunk: 330

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-01-31
Form: S-1/A
Chunk 330
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 Total stockholders’ deficit                                                                                                                                    |     |      |  -5,312,079 |     |      |  -1,507,577 |
| Total liabilities and stockholders’ deficit                                                                                                                    |     | $    |   6,706,482 |     | $    |   7,748,098 |

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

F-3</div>

#### QT IMAGING, INC.

### CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS
<div align='center'>For the years ended December 31, 2023 and 2022</div>

|                                                                                      |     |   |       2023 |     |   |       2022 |
|:-------------------------------------------------------------------------------------|:----|:--|-----------:|:----|:--|-----------:|
| Revenue                                                                              |     | $ |     40,355 |     | $ |    708,244 |
| Cost of revenue                                                                      |     |   |    134,988 |     |   |    556,925 |
| Gross profit (loss)                                                                  |     |   |    -94,633 |     |   |    151,319 |
| Operating expenses:                                                                  |     |   |            |     |   |            |
| Research and development                                                             |     |   |  1,485,636 |     |   |  2,386,086 |
| Selling, general and administrative                                                  |     |   |  3,427,690 |     |   |  3,551,527 |
| Total operating expenses                                                             |     |   |  4,913,326 |     |   |  5,937,613 |
| Loss from operations                                                                 |     |   | -5,007,959 |     |   | -5,786,294 |
| Other expenses                                                                       |     |   |   -544,566 |     |   |          — |
| Interest expense, net                                                                |     |   |   -544,826 |     |   |   -468,174 |
| Loss before income tax expense                                                       |     |   | -6,097,351 |     |   | -6,254,468 |
| Income tax expense                                                                   |     |   |      1,600 |     |   |      1,600 |
| Net loss and comprehensive loss