Company: QTIWW
Filing Date: 2025-12-29
Form Type: S-1/A
Source: 0001628280-25-058960
Chunk: 444

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-29
Form: S-1/A
Chunk 444
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 Misstatements” and concluded this error was not qualitatively material. As such, the correction of the error for the affected periods is reflected prospectively in the Quarterly Reports on Form 10-Q for fiscal year 2025.

<div align='center'>F-81</div>

#### QT IMAGING HOLDINGS, INC.

### Notes to Condensed Consolidated Financial Statements
<div align='center'>(Unaudited)</div>

The effects of this revision on the applicable line items within the condensed consolidated financial statements were as follows:

|                            | Condensed Consolidated Balance Sheet Line Items Impacted |   | September 30, 2024 - As Filed |     |   | Adjustments |     |   | September 30, 2024 - As Revised |
|:---------------------------|:---------------------------------------------------------|:--|------------------------------:|:----|:--|------------:|:----|:--|--------------------------------:|
| Additional paid-in capital |                                                          | $ |                    22,470,230 |     | $ |  -3,670,000 |     | $ |                      18,800,230 |
| Accumulated deficit        |                                                          | $ |                   -32,122,605 |     | $ |   3,670,000 |     | $ |                     -28,452,605 |

|                                                                           | Other Condensed Consolidated Financial Statement Line Items |   | Nine Months Ended September 30, 2024 - As Filed |     |   | Adjustments |     |   | Nine Months Ended September 30, 2024 - As Revised |
|:--------------------------------------------------------------------------|:------------------------------------------------------------|:--|------------------------------------------------:|:----|:--|------------:|:----|:--|--------------------------------------------------:|
| Condensed Consolidated Statement of Operations and Comprehensive Loss     |                                                             |   |                                                 |     |   |             |     |   |                                                   |
| Change in fair value of earnout liability                                 |                                                             | $ |                                        -700,000 |     | $ |   3,670,000 |     | $ |                                         2,970,000 |
| Net loss and comprehensive loss attributable to QT Imaging Holdings, Inc. |                                                             | $ |                                      -9,166,958 |     | $ |   3,670,000 |     | $ |                                        -5,496,958 |
| Net loss and comprehensive loss attributable to common stockholders       |                                                             | $ |                                     -14,352,