Company: QTIWW
Filing Date: 2025-01-31
Form Type: S-1/A
Source: 0001628280-25-003316
Chunk: 361

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-01-31
Form: S-1/A
Chunk 361
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vested stock-based compensation awards under the Plan which will be recognized over a weighted-average period of 1.3years.

#### 11.

#### National Institutes of Health Subaward
On August 18, 2022, the Company was awarded a grant of up to $ 1,078,347as a subaward through the Board of Trustees of the University of Illinois for the purpose of developing a quantitative ultrasound breast scanner for identifying early response of breast cancer to chemotherapy. The grant is a cost reimbursement subaward that is allocated annually over five years, subject to the availability of funds and satisfactory progress of the project. The award expires July 31, 2027 and may be terminated by either party with 30 days written notice. Any grant proceeds

<div align='center'>F-22</div>

#### QT IMAGING, INC.

### NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
<div align='center'>For the years ended December 31, 2023 and 2022</div>

received do not require repayment. Through the year ended December 31, 2023, the Company incurred total costs of $ 349,054against year one allocation of $ 351,994and year two allocation of $ 194,566. During the year ended December 31, 2023, the Company incurred costs of $ 318,276, of which $ 277,037of grant income was recognized as an offset to research and development expense and $ 41,239was recognized as an offset to selling, general and administrative expense in the consolidated statements of operations and comprehensive loss. During the year ended December 31, 2022, the Company incurred costs of $ 30,778, of which $ 22,503of grant income was recognized as an offset to research and development expense and $ 8,275was recognized as an offset to selling, general and administrative expense in the consolidated statements of operations and comprehensive loss. As of December 31, 2023 and 2022, the grant receivable was $ 161,638and $ 30,778, respectively, and is included in prepaid expenses and other current assets on the consolidated balance sheets.

#### 12.

#### Income Taxes
Loss before income tax expense consisted of the following for the years ended December 31:

|                                      |     |   |       2023 |     |   |       2022 |
|:-------------------------------------|:----|:--|-----------:|:----|:--