Pharma BD Deal Intelligence

Regeneron Pharmaceuticals, Inc. / Alnylam Pharmaceuticals Inc.

2019 · Co-Development · $1.0B · Complete

CALLED IT — OFF BY 15
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The coverage arc

Apr 08, 2019 BioSpace Bullish

Regeneron and Alnylam ink $1 billion eye and central nervous system R&D deal to advance RNAi therapeutics across 30 targets

Apr 08, 2019 STAT News Bullish

Regeneron to invest $800 million in Alnylam for RNAi therapeutics collaboration targeting eye and CNS diseases with equity stake

Feb 25, 2025 Alnylam R&D Day pipeline update (Feb 25, 2025) Bullish

ALN-APP (mivelsiran) Phase 1 enrolling with potent, durable APPbeta reduction; ALN-HTT02 Huntington's disease Phase 1b ongoing, developed in partnership with…

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Regeneron and Alnylam entered a broad strategic collaboration to discover, develop, and commercialize RNAi therapeutics for eye and CNS diseases. Regeneron made a $400 million equity investment in Alnylam and the deal included development milestones and profit-sharing arrangements.

Key facts

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Regeneron Pharmaceuticals, Inc. / 23andMe, Inc.2025$256M
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