Company: QTIWW
Filing Date: 2025-11-03
Form Type: S-1
Source: 0001628280-25-048373
Chunk: 357

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-11-03
Form: S-1
Chunk 357
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 common stock trades on the OTCQB Venture Market tier under the symbol “QTIH ” . Pursuant to the terms of the Amended and Restated Certificate of Incorporation, the Company is authorized and has available for issuance 500,000,000shares of common stock. Immediately following the Merger, there were 7,145,907shares of common stock outstanding with a par value of $ 0.0001. The holder of each share of common stock is entitled to onevote.

The Company retroactively adjusted the shares issued and outstanding prior to March 4, 2024 to give effect to the exchange ratio established in the Business Combination Agreement to determine the number of shares of common stock into which they were converted.

Common stock reserved for future issuance as of December 31, 2024 is as follows:

| Common stock warrants(1)                             |     |  9,421,526 |
| Potential shares from Pre-Paid Advance(1)            |     |  5,663,743 |
| Merger earnout consideration shares(1)               |     |  2,000,000 |
| Options outstanding under the 2024 Incentive Plan(1) |     |    739,645 |
| Options available under the 2024 Incentive Plan(1)   |     |     46,386 |
| Potential shares from Cable Car Loan(1)              |     |    250,000 |
| Potential shares from convertible notes(1)           |     |     84,400 |
|                                                      |     | 18,205,700 |

<div align='center'>F-33</div>

#### QT IMAGING HOLDINGS, INC.

### Notes to Consolidated Financial Statements
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(1) Amounts as of December 31, 2024 differ from those published in prior consolidated financial statements as they were retrospectively adjusted as a result of the Reverse Stock Split (as described below in Note 1, The Company and Summary of Significant Accounting Policies). Specifically, the number of common shares outstanding during periods before the Reverse Stock Split are divided by the exchange ratio of 3:1, such that each three shares of common stock were combined and reconstituted into one share of common stock effective October 23, 2025.

Preferred Stock

The Company is authorized to issue 10,000,000shares of preferred stock, with a par value of $ 0.0001, with such designations, voting