Every Form 4 that QT Imaging Holdings (QTIH) has filed with the SEC in the last 12 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A Form 4 covers the transactions officers, directors and large holders report, so if you follow QTIH and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full QTIH filings page.
Taylor Ross reported acquisition or exercise transactions in this Form 4 filing.
QT Imaging Holdings director Taylor Ross received an equity grant of 3,500 shares of Common Stock on March 20, 2026, at no cash cost. Following this award, Ross directly holds 60,578 shares. The grant is in the form of Restricted Stock Units that vest in four equal installments on May 15, 2026, August 15, 2026, November 15, 2026, and February 15, 2027, subject to continued service. All units vest immediately if there is a Change of Control under the company’s 2024 Equity Incentive Plan.
GREENE JAMES S reported acquisition or exercise transactions in this Form 4 filing.
QT IMAGING HOLDINGS, INC. director James S. Greene reported an equity award of 3,500 shares of Common Stock, bringing his direct holdings to 3,500 shares. The award is structured as Restricted Stock Units that vest 25% on each of May 15, 2026, August 15, 2026, November 15, 2026, and February 15, 2027, subject to his continued service. All RSUs will fully vest immediately if there is a Change of Control as defined in the company’s 2024 Equity Incentive Plan.
Jennings Jay Walter reported acquisition or exercise transactions in this Form 4 filing.
QT Imaging Holdings, Inc. reported that Chief Financial Officer Jay Walter Jennings received a grant of 2,800 shares of common stock on March 20, 2026 as a stock award. The grant price per share was $0.00, and his direct holdings after the award total 2,800 shares.
According to the vesting schedule, one-third of the related restricted stock units vest on May 15, 2027, with the remaining two-thirds vesting in eight equal quarterly installments on each subsequent August 15, November 15, February 15, and May 15, so that the grant is fully vested on May 15, 2029. All such units will immediately vest if there is a Change of Control as defined in the company’s 2024 Equity Incentive Plan.
Dinu Raluca reported acquisition or exercise transactions in this Form 4 filing.
QT Imaging Holdings, Inc. reported that Chief Executive Officer Raluca Dinu received equity awards of common stock as compensation. On March 20, 2026, she was granted 3,500, 500,000, and 16,000 shares of common stock at a price of $0.00 per share under the company’s equity plan.
After these awards, the filing shows she directly owns 908,845 common shares. Footnotes explain these are restricted stock units with vesting schedules running from May 15, 2026 through dates as late as February 15, 2030 or May 15, 2029, with full acceleration upon a qualifying Change of Control.
Katz Avi S reported acquisition or exercise transactions in this Form 4 filing.
QT Imaging Holdings, Inc. chairman Avi S. Katz received a grant of 3,500 shares of common stock on March 20, 2026 as a stock award, at a stated price of $0.00 per share. Following this grant, he directly holds 416,952 common shares.
The award is structured as restricted stock units. Subject to his continued service, 25% of the RSUs will vest on each of May 15, 2026, August 15, 2026, November 15, 2026, and February 15, 2027. All RSUs will vest immediately if the company undergoes a Change of Control under its 2024 Equity Incentive Plan.
QT Imaging Holdings chairman Avi Katz reported new purchases of company securities. On January 22, 2026, he bought 24,107 shares of common stock at $6.43 per share, bringing his directly held common stock to 413,452 shares, adjusted for a 3-for-1 reverse stock split effected on October 23, 2025.
On the same date, he also purchased 48,214 private warrants with a $6.43 exercise price. Each warrant is exercisable for one share of common stock starting July 22, 2026 and expiring on July 22, 2036. Following these transactions, he directly holds 48,214 private warrants in addition to his common shares.