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benzinga Corporate Catalyst Impact 75/100 ● positive

Alnylam Highlights Neuroscience Progress At AAIC 2026, Initiating Phase 2 APPlauDS Study Of Mivelsiran In Down Syndrome-Associated Alzheimer's While Completing cAPPricorn-1 Enrollment In CAA

Jul 15, 2026, 7:48 AM UTC · Primary ticker $ALNY

Alnylam is advancing its neuroscience pipeline by initiating a Phase 2 study for Mivelsiran in Down Syndrome-Associated Alzheimer's Disease and completing enrollment for another Phase 2 study in Cerebral Amyloid Angiopathy. This demonstrates significant progress in its clinical development, potentially expanding its market opportunities in neurodegenerative diseases.

Alnylam has announced significant progress in its neuroscience pipeline for Mivelsiran, a key investigational drug. The initiation of a global Phase 2 study for Mivelsiran in Down Syndrome-Associated Alzheimer’s Disease (DS-AD) opens up a new, underserved patient population, while the completion of enrollment for the Phase 2 cAPPricorn-1 study in Cerebral Amyloid Angiopathy (CAA) signals upcoming data readouts. Additionally, updated Phase 1 data showing low incidence of ARIA in Early Onset Alzheimer’s Disease (EOAD) is a positive safety signal. This news is a positive catalyst for Alnylam, indicating robust clinical development and potential for future market expansion. For traders, this suggests a long-term opportunity as the company progresses through clinical trials, with short-term interest potentially driven by upcoming data releases.

$ALNY positive Advancing key clinical programs
Source: benzinga
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