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Monoclonal Antibody vs ASO — Neurology Deal Terms Comparison

Monoclonal Antibody Median Upfront
$354M
Total: $3.1B
ASO Median Upfront
$389M
Total: $3.5B
Monoclonal Antibody Royalties
12.5%-20%
Tiered to 24%
ASO Royalties
12.9%-20.6%
Tiered to 24.6%

Market Analysis

In neurology, Monoclonal Antibody and ASO represent two of the most actively transacted modalities. At Phase 2, Monoclonal Antibody deals carry a median total deal value of $3.1B with $354M upfront, compared to $3.5B total value and $389M upfront for ASO. The valuation difference reflects distinct risk-reward profiles, manufacturing complexity, and competitive dynamics.

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Frequently Asked Questions

How do Monoclonal Antibody and ASO deal terms compare in neurology?
Monoclonal Antibody Phase 2 deals average $3.1B total deal value ($354M upfront), while ASO deals average $3.5B ($389M upfront). The difference reflects modality-specific risk profiles, manufacturing considerations, and competitive positioning.
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