Company: QTIWW
Filing Date: 2025-02-05
Form Type: 424B3
Source: 0001628280-25-004061
Chunk: 366

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-02-05
Form: 424B3
Chunk 366
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 2024, the Company and LionBay Ventures (“LionBay”) entered into a Settlement and Termination Agreement (“Termination Agreement”). Pursuant to the terms of the Termination Agreement, the Company terminated its Service Agreement with LionBay dated May 18, 2021 and the First Amendment of the Service Agreement dated September 1, 2021 (collectively as “Service Agreement”). In exchange for the termination of the Service Agreement and the termination of options to purchase 17,000 shares of common stock with a strike price of $8.50 per option that were issued as part of the Service Agreement, the Company agreed to issue 10,000 shares of QTI Holdings common stock.

<div align='center'>F-26</div>

#### QT IMAGING, INC.

### NOTES TO CONSOLIDATED FINANCIAL STATEMENTS
<div align='center'>For the years ended December 31, 2023 and 2022</div>

On March 1, 2024, the Company received $500,000 in exchange for 583,596 shares of the Company’s common stock, which converted into 200,000 shares of QTI Holdings common stock in accordance with the terms of the subscription agreement and Business Combination Agreement on March 4, 2024.

On March 4, 2024, QTI Holdings (f/k/a GigCapital5) consummated its Business Combination with the Company, pursuant to the Business Combination Agreement, dated as of December 8, 2022.

On March 4, 2024 and in accordance with the terms of the Business Combination Agreement, the Company cancelled and terminated all outstanding warrants that were deemed out of the money with an exercise price of or above $4.00 per share, including all warrants sold as part of the Units in the 2022 Offering and warrants that were issued to consultants and placement agents in association with debt issuance and past private offerings.

On March 4, 2024, the Company terminated the Plan and cancelled 3,646,921 of outstanding options under the Plan in accordance with the terms of the Business Combination Agreement.

On March 4, 2024, the Company received the Pre-Paid Advance of $9,005,000 of net proceeds from Yorkville (“Yorkville Note”) that will be due 15 months from the date of issuance, and interest shall accrue on the outstanding balance of the Yorkville Note at an annual rate equal to 6%, subject to an increase to 18%