QT Imaging Holdings, Inc. (QTI)
Nasdaq: QTI · Electromedical & Electrotherapeutic Apparatus · Novato, CA · filing with the SEC since 2021
Who owns QT Imaging Holdings, Inc.
As filed with the SECHolders of 5% or more
5
Alyeska Investment Group, L.P. holds 9.99% of Common Stock, par value $0.0001, as its SCHEDULE 13G filed Feb 17, 2026 says.
Directors and officers
10
report now, of 17 people on the record since 2021. Their holdings as a group are not read here.
Institutions as a whole
n/a
The record does not read the share held by managers that file Form 13F, so none is printed and no split of the rest is estimated. What it holds is the 5 named at left.
Holders of 5% or moreshare of the class, as filed
Alyeska Investment Group, L.P.
SCHEDULE 13G · filed Feb 17, 2026 · Common Stock, par value $0.0001
Lynrock Lake LP
SCHEDULE 13G/A · filed Feb 17, 2026 · Common Stock, par value $0.0001 per share · 9.6% in May 15, 2025
Dr. Raluca Dinu
SCHEDULE 13D/A · filed Apr 30, 2025 · Common Stock, $0.0001 par value · 5.4% in Apr 2, 2025
Dr. Avi S. Katz
SCHEDULE 13D/A · filed Apr 30, 2025 · Common Stock, $0.0001 par value · 4.8% in Apr 2, 2025
Emil D. Kakkis and Jenny Soriano
SCHEDULE 13G · filed Mar 26, 2025 · Common Stock
Alta Partners LLC
SCHEDULE 13G/A · filed May 8, 2026 · Common Stock, par value $0.0001 per share · reported falling below 5%, from 5.6% in Aug 28, 2025
What QTI reports owning in othersstakes of 5% or more, and other ties
QT Imaging Holdings, Inc. reports no stake in another company in the record.
Insider tradesForm 4
0sales
1purchases
0sales on a scheduled plan
0people selling
$0sold, in dollars
$200,000bought, in dollars
Open-market trades on Form 4 from Sep 30, 2025 to Sep 30, 2026. A scheduled plan is a selling program set in advance under SEC rule 10b5-1. The trades are listed as filed and do not feed the grade.
By calendar yearSoldBought
2026 runs to Sep 30, 2026. Dollars as filed, summed by the transaction date.
People who traded in the window1 of 19 on the roster
| Person | Role as filed | Sales | Sold | On a plan | Buys | Bought |
|---|---|---|---|---|---|---|
| Katz Avi S | Chairman | 0 | $0 | 0 | 1 | $200,000 |