First-in-human Phase 1 trial evaluating KT-485 (SAR447971) initiated, triggering a $20 million milestone payment from Sanofi

WATERTOWN, Mass., June 09, 2026 (GLOBE NEWSWIRE) -- Kymera Therapeutics, Inc. (NASDAQ:KYMR), a clinical-stage biopharmaceutical company advancing a new class of oral small molecule degrader medicines for immunological diseases, today announced that the first participant has been dosed in the first-in-human Phase 1 clinical trial evaluating KT-485 (SAR447971), an oral, potent and selective IRAK4 degrader, in adult healthy volunteers and hidradenitis suppurativa (HS) patients. The Phase 1 trial (NCT07629336) is being conducted by the Company's partner Sanofi. Under the terms of the collaboration, dosing of the first participant triggered a $20 million milestone payment to Kymera from Sanofi.

Per the collaboration, Sanofi is leading development, regulatory, and commercial efforts for the program. Kymera is eligible to receive up to $975 million of potential clinical, regulatory and commercial milestones related to KT-485.

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