Company: QTIWW
Filing Date: 2025-11-03
Form Type: S-1
Source: 0001628280-25-048373
Chunk: 453

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-11-03
Form: S-1
Chunk 453
---
50 and the per share exercise price of each pre-funded warrant is $0.0003. The shares, subscription warrants and pre-funded warrants were sold without registration under the 1933 Act, in reliance on the exemptions provided by Section 4(a)(2) of the Securities Act as a transaction not involving a public offering and Rule 506(b) of Regulation D.

## Item 16. Exhibits and Financial Statement Schedules.
(a) Exhibits.

| Exhibit No. 
 2.1†*       
 2.2*        |     | Description                                                                                                                                                                                                                                                                                     
 Business Combination Agreement, dated as of December 8, 2022, by and among GigCapital5, Inc., QTI Merger Sub, Inc. and QT Imaging, Inc. (incorporated by reference to Exhibit 2.1 to GigCapital5’s Current Report on Form 8-K filed with the SEC on December 12, 2022).                         
 First Amendment to Business Combination, dated May 5, 2023, by and among GigCapital5, Inc., QTI Merger Sub, Inc. and QT Imaging, Inc. (included as Annex A to the Final Proxy Statement/Prospectus filed under Rule 424(b)(3) on February 7, 2024).                                             |
|:------------|:----|:------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| 2.3†*       |     | Second Amendment to Business Combination Agreement, dated as of September 21, 2023, by and among GigCapital5, Inc., QTI Merger Sub, Inc. and QT Imaging, Inc. (incorporated by reference to Exhibit 10.1 to GigCapital5’s Current Report on Form 8-K filed with the SEC on September 21, 2023). |
| 2.4*        |     | Third Amendment to Business Combination Agreement, dated as of November 10, 2023, by and among GigCapital5, Inc., QTI Merger Sub, Inc. and QT Imaging, Inc. (incorporated by reference to Exhibit 2.1 to GigCapital5’s Quarterly Report on Form 10-Q filed with the SEC on November 14, 2023).  |

<div align='center'>II-7</div>

| Exhibit No. 
 2.5*        
 2.6*        
 3.1*        |     | Description                                                                                                                                                                                                                                                                                                                       
 Fourth Amendment to Business Combination Agreement, dated November 22