QSI −18.1%. Onto Innovation +32.9%, Thermo Fisher Scientific +23.4%, Rockwell Automation +18.8%, Trimble −31.2%. Weekly closes, Nov 7, 2025 = 100, log scale.

End-of-day closes (Databento EOD), the last close of each week. The four peers are the largest US-listed companies by market value in QSI’s SEC industry (Measuring & Controlling Devices, Nec) with a year of closes. It shows what the closes did; a move here is not a cause, a forecast or a call.