---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-267233"
form_type: "8-K"
ticker: "QTI"
cik: "0001844505"
company_name: "QT IMAGING HOLDINGS, INC."
filed_at: "2023-10-31T23:59:59+00:00"
generated_at: "2026-06-09T04:57:38.077943+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# GigCapital5 increases working capital note by $381,360 to $1.45M

## Summary
- Aggregate principal under working capital note raised to $1,446,360 with $381,360 additional loan from Sponsor.
- Note is unsecured, non-interest bearing, repayable upon consummation of a business combination.
- Sponsor may convert at $10.00/unit into units identical to private placement units (1 share + 1 warrant).
- Full conversion would issue 144,636 private placement units; proceeds used for working capital, not trust account.

## SEC filing metadata
- accession: 0001193125-23-267233
- form_type: 8-K
- ticker: QTI
- cik: 0001844505
- company_name: QT IMAGING HOLDINGS, INC.
- filed_at: 2023-10-31T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 2.03, 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844505/000119312523267233/0001193125-23-267233-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844505/000119312523267233/d576783d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-267233
- JSON: https://secwatch.observer/filing/0001193125-23-267233.json
- Plain text: https://secwatch.observer/filing/0001193125-23-267233.txt

## Key facts
- Debt Financings
  QT IMAGING HOLDINGS, INC. amended convertible notes of $381,360 with GigAcquisitions5, LLC at no interest maturing upon the consummation of a business combination.
  - Instrument: convertible notes
  - Principal: $381,360
  - Counterparty: GigAcquisitions5, LLC
  - Rate: no interest
  - Maturity: upon the consummation of a business combination
  - Event: amendment
  source text: On October 27, 2023, the Company further amended and restated the Working Capital Note (the “Tenth Restated Working Capital Note”) to reflect an additional principal amount of $381,360 extended by the Sponsor to the Company for a collective principal amount under the Tenth Restated Working Capital Note of $1,446,360.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312523267233/0001193125-23-267233-index.htm

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