Company: QTIWW
Filing Date: 2025-11-03
Form Type: S-1
Source: 0001628280-25-048373
Chunk: 425

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-11-03
Form: S-1
Chunk 425
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 |     | $    |            118,164 |     | $    | 114,722 |     | $    |          235,157 |     | $    | 228,308 |

<div align='center'>F-73</div>

#### QT IMAGING HOLDINGS, INC.

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

As of June 30, 2025, the maturity of operating lease liabilities was as follows:

| Year ending December 31:     
 2025 (remaining)             |     |   | 241,006 |
|:-----------------------------|:----|:--|--------:|
| 2026                         |     |   | 490,449 |
| 2027                         |     |   | 206,864 |
| Total payments               |     |   | 938,319 |
| Less: Interest               |     |   | -71,558 |
| Present value of obligations |     | $ | 866,761 |

The operating lease expense for the three months ended June 30, 2025 and 2024 was $ 113,970and $ 113,748, respectively, of which $ 5,754and $ 5,532, respectively, were related to leases with a term of less than 12 months. The operating lease expense for the six months ended June 30, 2025 and 2024 was $ 227,718and $ 227,283, respectively, of which $ 11,286and $ 10,851, respectively, were related to leases with a term of less than 12 months.

As of June 30, 2025, the weighted-average remaining lease term was 1.9years. The weighted-average discount rate was 8% for the three and six months ended June 30, 2025 and 2024. As of June 30, 2024, the weighted-average remaining lease term was 2.9years and the weighted-average discount rate was 8%.

#### 9. Contingencies
Litigation

The Company is subject to occasional lawsuits, investigations, and claims arising out of the normal conduct of business. As of the date the condensed consolidated financial statements were available to be issued, management is not aware of any pending claims that will have a material impact on the Company’s condensed consolidated financial statements.

#### 10. Stockholders’ Deficit
Common