Grail Inc (GRAL) Climbs 380% on Strong Optimism for Cancer Detection Kit

We recently published 10 Market Stars Behind Millionaire-Making in 2025. Grail Inc. (NASDAQ:GRAL) is one of the top performers. Grail Inc. soared by 379.5 percent in 2025, with the rally primarily boosted by a combination of bullish analyst ratings and strong confidence for its early cancer detection test kit. Called Galleri, the tool is a single blood test designed to screen more than 50 types of cancer. In its Pathfinder 2 clinical study for the test kit, the company reported an overall positive predicti ...