---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-313144"
form_type: "8-K"
ticker: "QTI"
cik: "0001844505"
company_name: "QT IMAGING HOLDINGS, INC."
filed_at: "2022-12-28T23:59:59+00:00"
generated_at: "2026-06-20T22:36:14.532425+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# GigCapital5 secures $160K extension loan and $65K working capital loan from sponsor, deadline to Jan 28, 2023

## Summary
- Sponsor deposited $160K into trust account; total extension loan outstanding $640K.
- Business combination deadline extended to January 28, 2023; may be further extended monthly to March 28, 2023 for $160K per month.
- Sponsor provided $65K working capital loan (total $260K), convertible into units at $10.00/unit upon business combination.
- Company previously announced business combination agreement with QT Imaging on December 8, 2022.
- Extension funded by sponsor; interest-free loans, payable upon business combination closing.

## SEC filing metadata
- accession: 0001193125-22-313144
- form_type: 8-K
- ticker: QTI
- cik: 0001844505
- company_name: QT IMAGING HOLDINGS, INC.
- filed_at: 2022-12-28T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 2.03, 3.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844505/000119312522313144/0001193125-22-313144-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844505/000119312522313144/d399032d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-313144
- JSON: https://secwatch.observer/filing/0001193125-22-313144.json
- Plain text: https://secwatch.observer/filing/0001193125-22-313144.txt

## Key facts
- Debt Financings
  QT IMAGING HOLDINGS, INC. amended convertible notes of $260,000 with GigAcquisitions5, LLC at no interest maturing upon the consummation of a business combination.
  - Instrument: convertible notes
  - Principal: $260,000
  - Counterparty: GigAcquisitions5, LLC
  - Rate: no interest
  - Maturity: upon the consummation of a business combination
  - Event: amendment
  source text: On December 27, 2022, the Company further amended and restated the Working Capital Note (the “Third Restated Working Capital Note”) to reflect an additional principal amount of $65,000 extended by the Sponsor to the Company for a collective principal amount under the Second Restated Working Capital Note of $260,000.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312522313144/0001193125-22-313144-index.htm
- Debt Financings
  QT IMAGING HOLDINGS, INC. amended loan of $640,000 with GigAcquisitions5, LLC at no interest maturing upon the consummation of a business combination.
  - Instrument: loan
  - Principal: $640,000
  - Counterparty: GigAcquisitions5, LLC
  - Rate: no interest
  - Maturity: upon the consummation of a business combination
  - Event: amendment
  source text: On December 27, 2022, the Company further amended and restated the Extension Note (the “Third Restated Extension Note”) to reflect an additional principal amount of $160,000 extended by the Sponsor to the Company for a collective principal amount under the Third Restated Extension Note of $640,000.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312522313144/0001193125-22-313144-index.htm

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