Buoyed by Covid-19 tests, Cue files for IPO September 2, 2021 Auto Bot Covid-19 testing, Cue Health, Diagnostics, IPO, San Diego, Startups 0 The San Diego-based company began marketing its first product, a portable Covid-19 test, after receiving an emergency use authorization last year. Now, it’s filing the initial paperwork to go public as it scales up manufacturing.