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Protagonist Exercises Rusfertide U.S. Opt-Out Right Under Takeda Collaboration

$PTGXPress releaseApr 28, 2026, 9:05 AM ETRead the release

Protagonist Therapeutics exercised its opt-out right for rusfertide with partner Takeda, triggering an immediate $200M payment eligibility and shifting U.S. rights exclusively to Takeda. The move secures up to $475M in cash tied to the opt-out and potential FDA approval, plus tiered royalties of 14-29% on worldwide sales.

Key figures

Drug Name
rusfertide
Deal Value Usd
475000000
Approval milestone
75000000
Regulatory milestone
200000000
Upfront opt out payment
200000000
Royalty range low percent
14
Royalty range high percent
29
Total potential milestones
975000000
Weighted avg royalty percent
21

AI analysis

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