Company: QTIWW
Filing Date: 2025-02-05
Form Type: 424B3
Source: 0001628280-25-004061
Chunk: 298

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-02-05
Form: 424B3
Chunk 298
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,881,140 |     |               | 10.6 | %  |

__________________

* Less than 1%.

(1) Unless otherwise indicated, the business address of each of the individuals is 3 Hamilton Landing, Suite 160, Novato, CA 94949.

(2) The business address for this person is 1731 Embarcadero Road, Suite 200, Palo Alto, California 94303.

(3) Includes 2,671,232 shares of Common Stock held by GigAcquisitions5. The securities held by GigAcquisistions5 are beneficially owned by Dr. Avi S. Katz, the manager of GigAcquisitions5 and our Chairman of the Board, who has sole voting and dispositive power over the shares held by GigAcquisitions5.

(4) Includes warrants for the purchase of 25,116 shares of Common Stock that are exercisable as of the date of this prospectus.

(5) Shares held by John C. Klock, Jr. and Cynthia L. Klock Trust Dated 7/27/07.

<div align='center'>195</div>

### SELLING SECURITYHOLDERS
This prospectus relates to the resale by the Selling Securityholders from time to time of up to 8,807,116 shares of Common Stock, consisting of (i) up to 4,383,558 PIPE Shares, (ii) up to 4,383,558 PIPE Warrant Shares issuable upon the exercise of the PIPE Warrants held by the Purchasers, and (iii) 40,000 ICR Shares . The Selling Securityholders may offer and sell, from time to time, any or all of the Common Stock set forth below pursuant to this prospectus and any accompanying prospectus supplement. When we refer to the “Selling Securityholders” in this prospectus, we mean the securityholders listed in the table below and the pledgees, donees, transferees, assignees, successors, designees and others who later come to hold any of the Selling Stockholder’s interest in the Common Stock other than through a public sale.

The following table sets forth, as of the date of this prospectus, the name of the Selling Securityholders, the aggregate number of shares of Common Stock beneficially owned (assuming, for purposes of calculating such beneficial ownership, that the PIPE Warrants are exercisable and have been exercised as of the date of this prospectus), the aggregate number of shares of Common