Company: QTIWW
Filing Date: 2025-11-03
Form Type: S-1
Source: 0001628280-25-048373
Chunk: 345

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-11-03
Form: S-1
Chunk 345
---
 and 2023.

#### 7. Balance Sheet Details
Prepaid expenses and other current assets consisted of the following as of December 31, 2024 and 2023:

|                   |     |   | December 31, 2024 |     |   | December 31, 2023 |
|:------------------|:----|:--|------------------:|:----|:--|------------------:|
| Prepaid insurance |     | $ |           179,143 |     | $ |             9,808 |
| Other             |     |   |           337,409 |     |   |           205,171 |
| Total             |     | $ |           516,552 |     | $ |           214,979 |

Accrued expenses and other current liabilities consisted of the following as of December 31, 2024 and 2023:

<div align='center'>F-27</div>

#### QT IMAGING HOLDINGS, INC.

### Notes to Consolidated Financial Statements
|                         |     |   | December 31, 2024 |     |   | December 31, 2023 |
|:------------------------|:----|:--|------------------:|:----|:--|------------------:|
| Accrued legal           |     | $ |         1,867,107 |     | $ |            24,729 |
| Accrued personnel costs |     |   |           963,865 |     |   |           120,856 |
| Accrued excise taxes    |     |   |           207,358 |     |   |                 — |
| Accrued advisory fee    |     |   |           100,000 |     |   |                 — |
| Other                   |     |   |           411,624 |     |   |           224,066 |
| Total                   |     | $ |         3,549,954 |     | $ |           369,651 |

#### 8. Long-Term Debt
Paycheck Protection Program Loan

On February 24, 2021 and May 5, 2020, the Company received loans (“PPP Loans”) from US Bank in the amounts of $ 1,158,265(“Loan 2”) and $ 1,158,266(“Loan 1”), respectively, to fund payroll, rent and utilities through the Pay