Company: QTIWW
Filing Date: 2025-12-29
Form Type: S-1/A
Source: 0001628280-25-058960
Chunk: 320

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-29
Form: S-1/A
Chunk 320
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 connection with the Reverse Stock Split, the CUSIP number of the common stock has changed to 746962307. The common stock began trading on the QTCQB Venture Market on a reverse split-adjusted basis on October 23, 2025. The Company has submitted its application to relist on the Nasdaq Capital Market. Except as noted, all share, stock option, warrant, and per share information throughout these consolidated financial statements have been retroactively adjusted to reflect this Reverse Stock Split.

Principles of Consolidation

The consolidated financial statements include the accounts of QT Imaging Holdings, Inc. and its wholly-owned subsidiaries, QT Imaging and QT Ultrasound Labs, Inc. (“QT Labs”). All intercompany balances and transactions are eliminated in consolidation.

Liquidity

The Company has incurred net operating losses and negative cash flows from operations since its inception and had an accumulated deficit of $ 31,940,527as of December 31, 2024. During the year ended December 31, 2024, the

<div align='center'>F-10</div>

#### QT IMAGING HOLDINGS, INC.

### Notes to Consolidated Financial Statements
Company incurred a net loss of $ 8,984,880and used $ 10,033,477of cash in operating activities, which includes repayment of net liabilities assumed from the Business Combination. The Company expects to continue to incur losses, and its ability to achieve and sustain profitability will depend on the achievement of sufficient revenues to support the Company’s cost structure. The Company may never achieve profitability and, unless and until it does, the Company will need to continue to raise additional capital.

In connection with the Business Combination, the Company entered into various agreements to obtain financing through the issuance of debt and through stock subscription agreements. On March 4, 2024, the Company received the Pre-Paid Advance (as defined in Note 2), net of issuance costs, of $ 9,025,000from YA II PN, LTD (“Yorkville”) pursuant to the Standby Equity Purchase Agreement (the “SEPA”) and issued Yorkville a promissory note (the “Yorkville Note”) in the amount of $ 10.0million for such Pre-Paid Advance, $ 500,000of cash proceeds from an investor related to a stock subscription agreement, and $ 1,500,000in cash proceeds through a note payable from Funicular Funds, LP. See Note 8. Long-Term Debt. The SEPA