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Rett Syndrome — Deal Benchmarks & Valuation

Median Upfront
$118M
Range: $48M - $197M
Total Deal Value
$1.7B
Range: $874M - $2.6B
Royalty Rate
7.6% - 15.2%
Tiered up to 19.2%
Dev Milestones
$815M
Range: $413M - $1.2B

Market Analysis

Rett Syndrome is one of the most actively transacted indications in neurology licensing. Phase 1 deals for rett syndrome carry a median total deal value of $1.7B, with upfront payments ranging from $48M to $197M. The recommended deal structure allocates approximately 7% to upfront payments and 93% to milestones.

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Frequently Asked Questions

What are typical deal terms for rett syndrome licensing?
Phase 1 rett syndrome licensing deals average $118M in upfront payments with $1.7B total deal value. The 7/93 upfront/milestone split reflects the risk profile at this clinical stage.
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