The Galleri Multi-Cancer Early Detection (MCED) Test Increased Cancer Detection 6.5 Fold When Added to Recommended Screenings for Breast, Colorectal, Cervical and Lung Cancer 71% of the New Cancers Detected by the Galleri Test Were in Stages I-III MENLO PARK, Calif., May 31, 2026 /PRNewswire/ -- GRAIL, Inc. (Nasdaq: GRAL), a healthcare company whose mission is to detect cancer early when it can be cured, today announced that positive performance and safety results from the analysis of the full 35,878 cohort of its registrational PATHFINDER 2 study are being presented during an oral session at the 2026 American Society of Clinical Oncology (ASCO) Annual Meeting[1].