Company: QTIWW
Filing Date: 2025-12-31
Form Type: 424B3
Source: 0001628280-25-059235
Chunk: 6

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-31
Form: 424B3
Chunk 6
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 may receive from any their exercise, are highly dependent on the price of any our shares of the Common Stock and the spread between the exercise price of the Warrants and the price of our Common Stock at the time of exercise. If the market price of our Common Stock is less the exercise price of a holder’s Warrants, it is unlikely that holders will exercise their Warrants. There can be no assurance that our Warrants will be in the money prior to their expiration.

Neither we nor the Selling Securityholders have authorized anyone to provide you with any information or to make any representations other than those contained in this prospectus or any applicable prospectus supplement or any free writing prospectuses prepared by or on behalf of us or to which we have referred you. Neither we nor the Selling Securityholders take responsibility for, or provide any assurance as to the reliability of, any other information that others may give you. Neither we nor the Selling Securityholders will make an offer to sell these securities in any jurisdiction where the offer or sale is not permitted. You should not assume that the information contained in this prospectus is accurate as of any date other than the date of this prospectus. Our business, financial condition, results of operations and prospects may have changed since that date.

We may also provide a prospectus supplement or post-effective amendment to the registration statement to add information to, or update or change information contained in, this prospectus. You should read both this prospectus and any applicable prospectus supplement or post-effective amendment to the registration statement together with the additional information to which we refer you in the sections of this prospectus entitled “

#### Where You Can Find More Information
.”

Prior to March 4, 2024, we were known as GigCapital5, Inc., a Delaware corporation (“

#### GigCapital5
”), and QTI Merger Sub, Inc., a Delaware corporation and wholly owned subsidiary of GigCapital5 (“

#### Merger Sub
”). On December 8, 2022, we entered into a Business Combination Agreement, as amended, (the “

#### Business Combination Agreement
”) with QT Imaging, Inc., a Delaware corporation (“

#### QT Imaging
”), pursuant to which on March 4, 2024, Merger Sub merged with and into QT Imaging, with QT Imaging surviving the merger as a wholly owned subsidiary of GigCapital5 (the “

#### Merger
” and, together with the other transactions contemplated by the Business Combination Agreement and any other agreement executed and delivered in connection therewith,