Peptide vs Small Molecule — Rare Disease Deal Terms Comparison
Market Analysis
In rare disease, Peptide and Small Molecule represent two of the most actively transacted modalities. At Phase 2, Peptide deals carry a median total deal value of $2.2B with $416M upfront, compared to $2.4B total value and $446M upfront for Small Molecule. The valuation difference reflects distinct risk-reward profiles, manufacturing complexity, and competitive dynamics.
Milestone structures diverge between the two modalities. Peptide development milestones average $402M versus $431M for Small Molecule. Commercial milestones are $969M for Peptide and $1.0B for Small Molecule. Royalty rates range from 8%-16% for Peptide and 7.9%-15.7% for Small Molecule.
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Frequently Asked Questions
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