QTI · NASDAQ · Medical - Devices

QT Imaging (QTI)

Builds FDA-cleared breast acoustic CT scanning and viewing software.

$2.65
vs last close+0.04 (+1.73%)

13F · 13D/G · Form 4

Institutions22.30%3.26M shares
29 holders · as of Jun 30, 2026
Insiders37.48%5.49M shares
9 holders · as of Aug 31, 2026
Other40.22%5.89M shares
remainder

14.64M company shares as of Sep 23, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
John C. Jr KlockInsiderdirector, 10 percent owner
19.71%2.88Mfiled Mar 24, 2026
Raluca DinuInsiderdirector, officer: Chief Executive Officer
9.52%1.39Mfiled Aug 31, 2026
Lynrock Lake LPInstitution
7.60%1.11Mas of Jun 30, 2026
Alyeska Investment Group, L.P.Institution
4.80%702,776as of Jun 30, 2026
James S. GreeneInsiderdirector
4.32%631,582filed Mar 24, 2026
Avi S. KatzInsiderdirector, officer: Chairman
2.85%416,952filed Mar 24, 2026
Vanguard Capital Management LLCInstitution
2.44%356,448as of Jun 30, 2026
Bleichroeder LPInstitution
2.16%316,667as of Jun 30, 2026
Geode Capital Management, LLCInstitution
0.93%135,418as of Jun 30, 2026
Citadel Advisors LLCInstitution
0.78%114,099as of Jun 30, 2026
Perkins Capital Management IncInstitution
0.68%100,000as of Jun 30, 2026
Stonepine Capital Management, LLCInstitution
0.68%100,000as of Jun 30, 2026
BlackRock, Inc.Institution
0.42%61,353as of Jun 30, 2026
Ross TaylorInsiderdirector
0.41%60,578filed Mar 24, 2026
Millennium Management LLCInstitution
0.38%55,340as of Jun 30, 2026
Zeev WeinerInsiderdirector
0.38%55,093filed Mar 24, 2026
Polar Asset Management Partners Inc.Institution
0.35%51,677as of Jun 30, 2026
Vanguard Fiduciary Trust CoInstitution
0.35%50,765as of Jun 30, 2026
Daniel H. DicksonInsiderdirector
0.22%32,039filed Mar 24, 2026
Ronald Blue Trust, Inc.Institution
0.16%23,998as of Jun 30, 2026
Northern Trust CorpInstitution
0.14%20,772as of Jun 30, 2026
Oxford Financial Group LtdInstitution
0.14%20,565as of Jun 30, 2026
Sio Capital Management, LLCInstitution
0.10%15,236as of Jun 30, 2026
Bryan TimmInsiderdirector
0.06%9,000filed Aug 6, 2026
Wells Fargo & Company/MNInstitution
0.05%6,880as of Jun 30, 2026

13F, as of Jun 30, 2026

29 holders · 3.26M shares · 10 new positions · 17 increased · 4 reduced · 1 closed

HolderShares% outstandingChg q/qFiled
Lynrock Lake LP1.11M7.60%−42.4KAug 14, 2026
Alyeska Investment Group, L.P.702.8K4.80%0Aug 14, 2026
Vanguard Capital Management LLC356.4K2.44%+334.5KAug 13, 2026
Bleichroeder LP316.7K2.16%+150.0KAug 13, 2026
Geode Capital Management, LLC135.4K0.93%−6.4KAug 12, 2026
Citadel Advisors LLC114.1K0.78%+114.1KnewSep 2, 2026
Stonepine Capital Management, LLC100.0K0.68%+100.0KnewAug 17, 2026
Perkins Capital Management Inc100.0K0.68%+100.0KnewJul 24, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Alyeska Investment Group, L.P.9.99%1.18M13GFeb 17, 2026
Lynrock Lake LP9.70%1.15M13GFeb 17, 2026
Lynrock Lake Partners LLCincl. Cynthia Paul, Lynrock Lake LP9.00%1.92M13GNov 14, 2024
Emil D. Kakkis and Jenny Soriano5.10%1.40M13GMar 26, 2025

Form 4

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