Exhibit 99.1 Kronos Bio Reports Recent Business Progress and Fourth-Quarter and Full-Year 2023 Financial Results Phase 1/2 study of KB-0742 is on track to clear 80mg four-days-on, three-days-off schedule in the third quarter of 2024; topline data from expansion cohort at this schedule expected in the first half of 2025 IND-enabling studies for KB-9558 expected to complete in 2024 with first-in-human study anticipated to commence in the first half of 2025 $175.0 million in cash, cash equivalents and investme ...