Company: QTIWW
Filing Date: 2025-01-16
Form Type: S-1
Source: 0001628280-25-001723
Chunk: 447

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-01-16
Form: S-1
Chunk 447
---
 Foreign                          |     |   |            — |     |   |            — |
| Total current                    |     |   |      419,119 |     |   |      486,615 |
| Deferred:                        |     |   |              |     |   |              |
| Federal                          |     |   |            — |     |   |            — |
| State and local                  |     |   |            — |     |   |            — |
| Foreign                          |     |   |            — |     |   |            — |
| Total deferred                   |     |   |            — |     |   |            — |
| Total provision for income taxes |     | $ |      419,119 |     | $ |      486,615 |

Reconciliation of the federal statutory income tax rate to the effective income tax rate is as follows:

|                                       |     |   |   Year Ended 
 December 31, 
         2023 |     |   |   Year Ended 
 December 31, 
         2022 |
|:--------------------------------------|:----|:--|-------------:|:----|:--|-------------:|
| Statutory income tax benefit          |     | $ |     -757,149 |     | $ |     -480,415 |
| State income taxes, net of federal    |     |   |     -236,036 |     |   |     -184,760 |
| Warrant and note payable revaluation  |     |   |       47,377 |     |   |      -75,812 |
| Valuation allowance on start-up costs |     |   |    1,364,927 |     |   |    1,227,602 |
| Provision for income taxes            |     | $ |      419,119 |     | $ |      486,615 |

For the year ended December 31, 2023 and 2022, the effective tax rate differs from the U.S. statutory rate primarily due to the valuation allowance on the start-up costs.

<div align='center'>F-87</div>

#### GIGCAPITAL5, INC.

#### Notes to Financial Statements
The tax effects of temporary differences that gave rise to significant portions of the deferred tax assets and liabilities as of December 31, 2023 and 2022 were as follows:

|                                       |     |   | December 31, 
         2023 |     |