Onto Innovation (ONTO) traded higher (about +3%) as the market leaned into the company’s first-quarter 2026 earnings event scheduled for after the close on May 5, 2026. The move follows fresh Street commentary pointing to a stronger-than-expected Q1 setup and improving near-term momentum, which is drawing incremental buyers into the print. (uk.investing.com)

The central driver is the expectation that Q1 results were stronger than prior expectations and that Q2 revenue can accelerate sequentially, supported by continued demand in process control tools tied to advanced nodes and AI-driven advanced packaging. The setup matters because ONTO has been viewed as a beneficiary of packaging complexity and higher metrology intensity as customers ramp leading-edge and HBM-related manufacturing flows. (uk.investing.com)

Focus areas for the earnings release and call include: (1) Q2 revenue and margin guidance versus the market’s “acceleration” narrative; (2) traction and qualification milestones in advanced packaging systems (including timing of initial shipments discussed recently); and (3) any updates on strategic moves such as the planned 27% Rigaku stake collaboration aimed at strengthening X-ray-based semiconductor process control capabilities. (uk.investing.com)