23andMe Investor Presentation Deck

'610 Preliminary Clinical Activity in Neuroendocrine Cancer Coches Baseline Baseline Liver Lesion Rasco, D, et al., 2023, SITC Annual Meeting #619 Week 24 Paratracheal Lymph Node Lesion Week 24 Week 40 Week 40 • 23ME-00610 treatment was well tolerated • 19% reduction in target lesions at Week 24 and Week 40 assessment • 58% size reduction in longest dimension of paratracheal lesion • Patient continues on study drug at Cycle 13 with stable disease at time of data cutoff (May 2023) Copyright © 2024 23and Me, Inc. 23andMe 26

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