Company: QTIWW
Filing Date: 2025-12-31
Form Type: 424B3
Source: 0001628280-25-059235
Chunk: 368

Company: QT IMAGING HOLDINGS, INC.
Filing Date: 2025-12-31
Form: 424B3
Chunk 368
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, 2024 , and was declared effective by the SEC on May 22, 2024 .

As of December 31, 2024, there were 7,963,212 warrants outstanding from those that were initially included as a constituent security of the Public Units and the Private Placement Units (the “PubCo Warrants”) with an exercise price of $34.50 per warrant and expiring on March 4, 2029. On May 13, 2024, the exercise price of PubCo Warrants

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#### QT IMAGING HOLDINGS, INC.

### Notes to Consolidated Financial Statements
was reduced from $34.50 to $6.90 per warrant and the price per share related to the redemption events described above decreased from $54.00 per share to $10.80 per share in accordance with the terms of the Warrant Agreement as discussed above. The modification in exercise price related to the Public Warrants, which are equity classified, was accounted as a deemed dividend, which resulted in an adjustment of $5,185,502 to accumulated deficit during the year ended December 31, 2024. The effect of the modification in exercise price related to the Private Placement Warrants and Working Capital Note Warrants, which are liability classified, was recorded in other expense, net within the consolidated statements of operations and comprehensive loss and amounted to $200,513 during the year ended December 31, 2024.

On November 22, 2024, the Company completed a private placement with related parties (the “Private Placement”), pursuant to the terms and conditions of a securities purchase agreement (the “Securities Purchase Agreement”). At the closing of the Private Placement, the Company issued warrants (the “PIPE Warrants”) to purchase up to 1,458,314 shares of common stock that are issuable upon its exercise. Each PIPE Warrant sold in the Private Placement is exercisable for one share of common stock at an exercise price of $2.016 per share, and is exercisable beginning on May 22, 2025 and ending on May 22, 2030. As of December 31, 2024, there were 1,458,314 PIPE Warrants outstanding.

#### 12. Stock Incentive Plans

#### 2024 Equity Incentive Plan
On February 15, 2024, at the Annual Meeting, the GigCapital5 stockholders considered and approved the 202