Company: QTIWW
Filing Date: 2025-12-31
Form Type: 424B3
Source: 0001628280-25-059235
Chunk: 106

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-31
Form: 424B3
Chunk 106
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 us or our existing stockholders in the public market could cause the market price for our Common Stock to decline.

The sale of substantial amounts of shares of Common Stock in the public market, or the perception that such sales could occur, could harm the prevailing market price of shares of our Common Stock. These sales, or the possibility that these sales may occur, also might make it more difficult for us to sell equity securities in the future at a time and at a price that we deem appropriate.

All shares issued as merger consideration in the Business Combination are freely tradable without registration under the Securities Act of 1933, as amended (the “

#### Securities Act
”) and without restriction by persons other than our “affiliates” (as defined under Rule 144), including our directors, executive officers and other affiliates, and certain other former QT Imaging stockholders.

The Company has registered in a resale registration statement on Form S-1 declared effective by the SEC on May 22, 2024, securities held by certain stockholders of the Company which have the right, subject to certain conditions, to require us to register the sale of their shares of Common Stock under the Securities Act, pursuant to the terms of a registration statement that we entered into with GigAcquisitions5 and certain other securityholders of GigCapital5 and QT Imaging (the “

#### GigCapital5 Registration Rights Agreement
”). The Company has also registered in a resale registration statement on From S-1 declared effective by the SEC on February 5, 2025, the securities sold in the Private Placement as the purchaser received the right, subject to certain conditions, to require us to register the

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sale of their shares of Common Stock under the Securities Act, pursuant to the terms of a registration statement that we entered into (“PIPE Registration Rights Agreement”). The sale of a large number of shares by these stockholders could cause the prevailing market price of shares of Common Stock to decline. Significant sales of shares of Common Stock may have negative pressure on the public trading price of our Common Stock.

The shares already registered for resale currently represent over 50% of the total number of shares outstanding, based on the number of shares of Common Stock outstanding as of March 15, 2025. Even though the current trading price is significantly below the Company’s initial public offering price, based on the closing price of the Common Stock on March 28, 2025, certain of our stockholders may have an incentive to sell their shares because they