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Molecular Glue vs PROTAC — Oncology Deal Terms Comparison

Molecular Glue Median Upfront
$361M
Total: $2.3B
PROTAC Median Upfront
$348M
Total: $2.2B
Molecular Glue Royalties
13%-21.3%
Tiered to 25.3%
PROTAC Royalties
12.9%-21.1%
Tiered to 25.1%

Market Analysis

In oncology, Molecular Glue and PROTAC represent two of the most actively transacted modalities. At Phase 2, Molecular Glue deals carry a median total deal value of $2.3B with $361M upfront, compared to $2.2B total value and $348M upfront for PROTAC. The valuation difference reflects distinct risk-reward profiles, manufacturing complexity, and competitive dynamics.

Milestone structures diverge between the two modalities. Molecular Glue development milestones average $483M versus $466M for PROTAC. Commercial milestones are $676M for Molecular Glue and $652M for PROTAC. Royalty rates range from 13%-21.3% for Molecular Glue and 12.9%-21.1% for PROTAC.

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Frequently Asked Questions

How do Molecular Glue and PROTAC deal terms compare in oncology?
Molecular Glue Phase 2 deals average $2.3B total deal value ($361M upfront), while PROTAC deals average $2.2B ($348M upfront). The difference reflects modality-specific risk profiles, manufacturing considerations, and competitive positioning.
Which modality commands higher royalty rates: Molecular Glue or PROTAC?
Molecular Glue base royalties range from 13% to 21.3%, while PROTAC royalties range from 12.9% to 21.1%. High-tier escalation reaches 25.3% for Molecular Glue and 25.1% for PROTAC.
How do milestone structures differ between Molecular Glue and PROTAC?
Molecular Glue deals allocate $483M to development milestones vs $466M for PROTAC. Commercial milestones are $676M (Molecular Glue) vs $652M (PROTAC), reflecting different commercialization profiles and market expectations.
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