---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-027104"
form_type: "8-K"
ticker: "QTI"
cik: "0001844505"
company_name: "QT IMAGING HOLDINGS, INC."
filed_at: "2023-02-07T23:59:59+00:00"
generated_at: "2026-06-19T23:07:55.810368+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# GigCapital5 appoints Karen Rogge as director, replacing Sharmila Makhija who resigned

## Summary
- Dr. Sharmila Makhija resigned from the Board and all committees effective Feb 4, 2023; no disagreement.
- Karen M. Rogge appointed to Board effective Feb 7, 2023, filling the vacancy.
- Rogge joins Audit, Compensation, and Nominating/Corporate Governance Committees.
- No arrangements or transactions requiring disclosure under Item 404(a).

## SEC filing metadata
- accession: 0001193125-23-027104
- form_type: 8-K
- ticker: QTI
- cik: 0001844505
- company_name: QT IMAGING HOLDINGS, INC.
- filed_at: 2023-02-07T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1844505/000119312523027104/0001193125-23-027104-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1844505/000119312523027104/d371119d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-027104
- JSON: https://secwatch.observer/filing/0001193125-23-027104.json
- Plain text: https://secwatch.observer/filing/0001193125-23-027104.txt

## Key facts
- Executive change
  Karen M. Rogge was appointed as Director at QT IMAGING HOLDINGS, INC..
  - Action: appointed
  - Role: Director
  source text: On February 7, 2023, the Board appointed Karen M. Rogge, as a new member of the Board and as a member of the Audit Committee, the Compensation Committee, and the Nominating and Corporate Governance Committee of the Board, with such appointment to be effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312523027104/0001193125-23-027104-index.htm
- Executive change
  Dr. Sharmila Makhija resigned as Director at QT IMAGING HOLDINGS, INC..
  - Action: resigned
  - Role: Director
  source text: On February 4, 2023, Dr. Sharmila Makhija, a member of the Board of Directors (the “Board”) of GigCapital5, Inc. (the “Company”) and member of the Audit Committee and the Nominating and Corporate Governance Committee of the Board and the chair of the Compensation Committee, resigned effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1844505/000119312523027104/0001193125-23-027104-index.htm

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