Phase 1/2 Rare Disease Deal Benchmarks
Market Analysis
Phase 1/2 rare disease licensing deals carry a median total deal value of $1.1B, with upfront payments ranging from $70M to $258M. At this stage, deal structures are heavily milestone-weighted, reflecting the significant clinical risk ahead. The recommended split allocates 14% to upfront and 86% to milestones.
The rare disease landscape at the phase 1/2 stage is characterized by limited competitive intensity per indication but growing platform competition. Development milestones average $274M, regulatory milestones contribute $254M, and commercial milestones reach $450M. Gene therapies and oligonucleotide-based approaches are transforming treatment paradigms, with orphan designations enabling premium pricing and accelerated regulatory paths.
Royalty rates for phase 1/2 rare disease deals range from 6.7% to 13.4% at the base tier, with high-tier escalation to 17.4%. Earlier-stage royalties are at the lower end of industry ranges, reflecting higher clinical risk.
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Frequently Asked Questions
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