QT IMAGING HOLDINGS, INC. (QTI)
Data as of , from SEC Form 4 filings.
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About QT IMAGING HOLDINGS, INC. (QTI)
The SEC lists QT IMAGING HOLDINGS, INC. under CIK 0001844505, in electromedical and electrotherapeutic apparatus. It is grouped with Health Care companies on this site. A registration statement was filed on 29 December 2025. No offering has priced.
QTI Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 2 | 493,221 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
QTI insider transactions (Form 4)
4027 Form 4 filings on record, the earliest from Nov 14, 2024, newest first.
| Traded | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
 Raluca Dinu - Officer | Grant or award | Common Stock | 484,221 footnote F1 | $0.00 | - | |
| ||||||
| Bryan Timm - Director | Grant or award | Common Stock | 9,000 footnote F1 | $0.00 | - | |
| ||||||
| Ross Taylor - Director | Grant or award | Common Stock | 3,500 footnote F2 | $0.00 | - | |
| ||||||
 Zeev Weiner - Director | Option exercise | Common Stock | 8,888 | $2.25 | $20K | |
| Zeev Weiner - Director | Option exercise | Common Stock | 14,166 | $2.00 | $28K | |
| Zeev Weiner - Director | Grant or award | Common Stock | 3,500 footnote F2 | $0.00 | - | |
| Zeev Weiner - Director | Option exercise | Stock Option (right to buy) | 8,888 footnote F1 | $0.00 | - | |
| Zeev Weiner - Director | Option exercise | Stock Option (right to buy) | 14,166 footnote F1 | $0.00 | - | |
| ||||||
| James S. Greene - Director | Grant or award | Common Stock | 3,500 footnote F1 | $0.00 | - | |
| ||||||
 Jay Walter Jennings - Officer | Grant or award | Common Stock | 2,800 footnote F1 | $0.00 | - | |
| ||||||
 John C. Klock Jr. - Director | Grant or award | Common Stock | 3,500 footnote F1 | $0.00 | - | |
| ||||||
| Raluca Dinu - Officer | Grant or award | Common Stock | 3,500 footnote F2 | $0.00 | - | |
| Raluca Dinu - Officer | Grant or award | Common Stock | 500,000 footnote F3 | $0.00 | - | |
| Raluca Dinu - Officer | Grant or award | Common Stock | 16,000 footnote F4 | $0.00 | - | |
| ||||||
| Avi S. Katz - Officer | Grant or award | Common Stock | 3,500 footnote F1 | $0.00 | - | |
| ||||||
| Daniel H. Dickson - Director | Grant or award | Common Stock | 3,500 footnote F2 | $0.00 | - | |
| ||||||
| Avi S. Katz - Officer | Open-market purchase | PRIVATE WARRANT | 48,214 | $0.00 | - | |
| Avi S. Katz - Officer | Open-market purchase | COMMON STOCK | 24,107 | $6.43 | $155K | |
| Zeev Weiner - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| Daniel H. Dickson - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| Ross Taylor - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| John C. Klock Jr. - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| Avi S. Katz - Officer | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| Raluca Dinu - Officer | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| James S. Greene - Director | Grant or award | Stock Option (right to buy) | 25,000 | $0.00 | - | |
| James S. Greene - Director | Grant or award | Stock Option (right to buy) | 212,500 | $0.00 | - | |
| James S. Greene - Director | Open-market purchase | Common Stock | 428,082 | $0.58 | $250K | |
| James S. Greene - Director | Open-market purchase | Subscription Warrant (right to buy) | 428,082 | $0.67 | $288K | |
| Daniel H. Dickson - Director | Open-market purchase | Common Stock | 85,616 | $0.58 | $50K | |
| Daniel H. Dickson - Director | Grant or award | Subscription Warrant (right to buy) | 85,616 | $0.67 | $58K | |
| Avi S. Katz - Officer | Open-market purchase | Common Stock | 2,671,232 | $0.58 | $1.56M | |
| Avi S. Katz - Officer | Open-market purchase | Common Stock | 470,890 | $0.58 | $275K | |
| Avi S. Katz - Officer | Open-market purchase | Subscription Warrants (right to buy) | 2,671,232 | $0.67 | $1.80M | |
| Avi S. Katz - Officer | Open-market purchase | Subscription Warrants (right to buy) | 470,890 | $0.67 | $316K | |
| Zeev Weiner - Director | Open-market purchase | Common Stock | 85,616 | $0.58 | $50K | |
| Zeev Weiner - Director | Grant or award | Subscription Warrant (right to buy) | 85,616 | $0.00 | - | |
| Ross Taylor - Director | Open-market purchase | Common Stock | 171,232 | $0.58 | $100K | |
| Ross Taylor - Director | Open-market purchase | Subscription Warrant (right to buy) | 171,232 | $0.00 | - | |
| Raluca Dinu - Officer | Open-market purchase | Common Stock | 470,890 | $0.00 | - | |
| Raluca Dinu - Officer | Open-market purchase | Subscription Warrants (right to buy) | 470,890 | $0.67 | $316K | |
Item 5.02
Item 7.01, 9.01
Item 2.02, 8.01, 9.01
Item 5.07, 8.01, 9.01
QTI insider trading FAQ
What is the latest insider trade for QTI?
QT IMAGING HOLDINGS, INC. (QTI) had 3 insider filings in the last 90 days, with the most recent on 1 September 2026. The full record for QTI runs to 27 Form 4 filings, the earliest from 14 November 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying QTI stock?
No insider purchases of QTI were filed in the last 90 days. 14 purchases are on record for this company.
How many insiders are selling QTI stock?
No insider sales of QTI were filed in the last 90 days.
Where can I see QTI SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects QTI Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Raluca Dinu view on EDGAR
- - Ross Taylor view on EDGAR
- - Bryan Timm view on EDGAR
- - Ross Taylor view on EDGAR
- - Zeev Weiner view on EDGAR
- - James S. Greene view on EDGAR
- - Jay Walter Jennings view on EDGAR
- - John C. Klock Jr. view on EDGAR
- - Raluca Dinu view on EDGAR
Related companies with recent insider activity
Learn more
- What the Form 4 transaction codes mean
- Grants, option exercises, gifts and tax withholding are not trades on the market. The codes say which is which.
- Insider activity in Health Care
- Where QTI's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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