Company: QTIWW
Filing Date: 2025-01-31
Form Type: S-1/A
Source: 0001628280-25-003316
Chunk: 372

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-01-31
Form: S-1/A
Chunk 372
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 10,162,672 |     |             | -11,671,194 |     |       | -1,507,577 |
| Sale of common stock and warrants in private offering, net |     |              |      89,532 |     |        |       9 |     |            |  1,026,541 |     |             |           — |     |       |  1,026,550 |
| Stock-based compensation                                   |     |              |           — |     |        |       — |     |            |    612,730 |     |             |           — |     |       |    612,730 |
| Net loss                                                   |     |              |           — |     |        |       — |     |            |          — |     |             |  -4,588,900 |     |       | -4,588,900 |
| Balance, September 30, 2023(1)                             |     |              |   9,541,643 |     | $      |     954 |     | $          | 11,801,943 |     | $           | -16,260,094 |     | $     | -4,457,197 |

__________________

(1) Amounts as of December 31, 2023 and before that date 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-31</div>

#### QT IMAGING HOLDINGS, INC.

#### Condensed Consolidated Statements of Cash Flows
<div align='center'>(Unaudited)</div>

| Cash flows from operating activities:                                                                       |     | Nine Months Ended 
 September 30,     
 2024              |            |     | 2023 |            |
|:------------------------------------------------------------------------------------------------------------|:----|:------------------|-----------:|:----|:-----|-----------:|
| Net loss                                                                                                    |     | $                 | -9,166,958 |     | $    | -4,588,900 |
| Adjustment to reconcile net loss to net cash used in operating activities:                                  |     |                   |            |     |      |            |
| Depreciation and amortization                                                                               |     |                   |    204,283 |     |      |    355,682 |
| Stock-based compensation