Company: QTIWW
Filing Date: 2025-12-31
Form Type: 424B3
Source: 0001628280-25-059235
Chunk: 319

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-31
Form: 424B3
Chunk 319
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constituted into one share of common stock effective October 23, 2025.

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

F-7</div>

#### QT IMAGING HOLDINGS, INC.

### Consolidated Statements of Cash Flows

#### For the years ended December 31, 2024 and 2023
|                                                                                                             |     | Year Ended December 31, |        2024 |     |   |       2023 |
|:------------------------------------------------------------------------------------------------------------|:----|:------------------------|------------:|:----|:--|-----------:|
| Cash flows from operating activities:                                                                       |     |                         |             |     |   |            |
| Net loss                                                                                                    |     | $                       |  -8,984,880 |     | $ | -6,098,951 |
| Adjustment to reconcile net loss to net cash used in operating activities:                                  |     |                         |             |     |   |            |
| Depreciation and amortization                                                                               |     |                         |     230,804 |     |   |    480,694 |
| Stock-based compensation                                                                                    |     |                         |     289,795 |     |   |    709,394 |
| Provision for credit losses                                                                                 |     |                         |       1,290 |     |   |          — |
| Fair value of common stock issued in exchange for services and in connection with non-redemption agreements |     |                         |   3,698,350 |     |   |          — |
| Induced conversion expense                                                                                  |     |                         |           — |     |   |    168,356 |
| Debt conversion loss                                                                                        |     |                         |           — |     |   |    376,086 |
| Loss on issuance of common stock in connection with a subscription agreement                                |     |                         |     206,000 |     |   |          — |
| Warrant modification expense                                                                                |     |                         |     200,513 |     |   |          — |
| Loss on debt extinguishment                                                                                 |     |                         |     383,511 |     |   |          — |
| Non-cash interest                                                                                           |     |                         |   3,589,728 |     |   |     66,367 |
| Non-cash operating lease expense                                                                            |     |                         |     -29,430 |     |   |     -8,246 |