---
schema_version: "secwatch.filing_event.v1"
accession: "0001844505-24-000065"
form_type: "8-K"
ticker: "QTI"
cik: "0001844505"
company_name: "QT IMAGING HOLDINGS, INC."
filed_at: "2024-09-30T23:59:59+00:00"
generated_at: "2026-05-31T00:52:11.948197+00:00"
event_type: "debt"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# QT Imaging enters Omnibus Amendment with YA II PN to extend note maturity and modify payment terms

## Summary
- Maturity date of $10M convertible note extended from June 4, 2025 to December 15, 2025.
- Monthly payments suspended until Jan 15, 2025; then $500k per month plus premium until Nov 15, 2025.
- YA II PN consents to potential Nasdaq delisting if QT Imaging relists and lists on OTCQX within 30 days.
- QT Imaging releases YA II PN and affiliates from all claims up to amendment date; new third-party default triggers automatic acceleration.
- Proceeds from sale of ~400,000 lender-held shares will not offset note obligations.

## SEC filing metadata
- accession: 0001844505-24-000065
- form_type: 8-K
- ticker: QTI
- cik: 0001844505
- company_name: QT IMAGING HOLDINGS, INC.
- filed_at: 2024-09-30T23:59:59+00:00
- event_type: debt
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844505/000184450524000065/0001844505-24-000065-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844505/000184450524000065/qti-20240926.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001844505-24-000065
- JSON: https://secwatch.observer/filing/0001844505-24-000065.json
- Plain text: https://secwatch.observer/filing/0001844505-24-000065.txt

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