QT Imaging Holdings Inc (NASDAQ: QTI) is a medical device company founded in 2012 that develops and commercializes 3D ultrasound imaging systems for breast cancer screening and diagnosis. Revenue is generated through hardware sales of the QT Breast Scanner and a tiered software membership program called QTI Precision Pathway, which provides recurring subscription fees for software updates, analytical tools, advanced visualization, and workflow optimization features. The QT Breast Scanner is FDA-cleared under 510(k) Number K162372 and produces both reflection-mode and transmission-mode images viewable through the QTviewer software platform. The company is pre-scale, having funded operations primarily through private placements, including an October 2025 private placement that raised approximately $18.2 million in gross proceeds. Headquarters are in Novato, California, under a lease through May 31, 2027. The company holds a patent portfolio spanning US and European jurisdictions, with patents co-owned in some cases with Esaote SpA.

Revenue model

Hardware sales of the QT Breast Scanner combined with recurring subscription fees from the QTI Precision Pathway tiered software membership program, which covers software updates, quantitative analysis tools, and access to the QTI Olea Viewer platform for active subscribers.

Products and services

QT Breast Scanner: FDA-cleared 3D ultrasound imaging system producing reflection-mode and transmission-mode images for breast cancer screening and diagnosis. QTviewer (QTviewer): software for viewing DICOM images in coronal, sagittal, and axial orientations with mass size, volume, and fibroglandular tissue measurement tools. QTI Precision Pathway: tiered software membership program providing software updates, advanced visualization, analytical tools, and workflow optimization.

Customers and end markets

Healthcare providers and clinical or research environments deploying breast imaging systems. End market is breast cancer screening and diagnosis. No specific customer names or concentration figures are disclosed in the filing excerpts.

Value-chain role

Medical device manufacturer and software platform provider occupying the imaging hardware and clinical software layer of the breast cancer diagnostics value chain.

Geographic exposure

Headquarters in Novato, California. Patent coverage in the US and European jurisdictions including Germany, France, Great Britain, Spain, Italy, and the Netherlands. No geographic revenue breakdown disclosed in the filing excerpts.

Source: SEC 10-K, filed 2026-03-25

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