---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-305970"
form_type: "8-K"
ticker: "QTI"
cik: "0001844505"
company_name: "QT IMAGING HOLDINGS, INC."
filed_at: "2023-12-29T23:59:59+00:00"
generated_at: "2026-06-07T06:03:15.583512+00:00"
event_type: "other_material"
sentiment: "positive"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# GigCapital5 stockholders approve extension to March 31, 2024 for business combination

## Summary
- Stockholders unanimously approved amendment to extend deadline from Dec 28, 2023 to March 31, 2024.
- Only 2,385 shares redeemed (0.01% of IPO shares); approximately $23 million remains in trust.
- Company has until March 31, 2024 to consummate a business combination with no additional payment to trust.
- Extension vote covered both charter amendment and trust agreement amendment.

## SEC filing metadata
- accession: 0001193125-23-305970
- form_type: 8-K
- ticker: QTI
- cik: 0001844505
- company_name: QT IMAGING HOLDINGS, INC.
- filed_at: 2023-12-29T23:59:59+00:00
- event_type: other_material
- sentiment: positive
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 5.03, 5.07, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844505/000119312523305970/0001193125-23-305970-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844505/000119312523305970/d72575d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-305970
- JSON: https://secwatch.observer/filing/0001193125-23-305970.json
- Plain text: https://secwatch.observer/filing/0001193125-23-305970.txt

## Key facts
- Governance Changes
  QT IMAGING HOLDINGS, INC.: Stockholders approved an amendment to the Amended and Restated Certificate of Incorporation to extend the business combination deadline from December 28, 2023 to March 31, 2024 (effective 2023-12-28).
  - Change: charter amendment
  - Effective: 2023-12-28
  source text: the Company’s stockholders approved an amendment to the Company’s Amended and Restated Certificate of Incorporation that extends the date by which the Company must consummate a business combination transaction from December 28, 2023 up to March 31, 2024. The certificate of amendment was filed with the Delaware Secretary of State and has an effective date of December 28, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312523305970/0001193125-23-305970-index.htm
- Shareholder Votes
  QT IMAGING HOLDINGS, INC. shareholders approved Amendment to the Company's Investment Management Trust Agreement to extend the date by which the Company must consummate a business combination transaction from December 28, 2023 up to March 31, 2024, without any additional payment to the Trust Account at the 2023-12-28 meeting.
  - Proposal: merger approval
  - Outcome: passed
  - Meeting: 2023-12-28
  source text: Proposal 2: The stockholders approved an amendment to the Company’s Investment Management Trust Agreement to extend the date by which the Company must consummate a business combination transaction from December 28, 2023 up to March 31, 2024, without any additional payment to the Trust Account, by the votes set forth in the table below: For Against Abstained 6,855,222 0 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312523305970/0001193125-23-305970-index.htm
- Shareholder Votes
  QT IMAGING HOLDINGS, INC. shareholders approved Amendment to the Company's Amended and Restated Certificate of Incorporation to extend the date by which the Company must consummate a business combination transaction from December 28, 2023 up to March 31, 2024 at the 2023-12-28 meeting.
  - Proposal: charter amendment
  - Outcome: passed
  - Meeting: 2023-12-28
  source text: Proposal 1: The stockholders approved an amendment to the Company’s Amended and Restated Certificate of Incorporation to extend the date by which the Company must consummate a business combination transaction from December 28, 2023 up to March 31, 2024, by the votes set forth in the table below: For Against Abstained 6,855,222 0 0
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312523305970/0001193125-23-305970-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.