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Ionis announces license agreement with Recordati for zilganersen in Alexander disease (AxD) in all countries outside the U.S.

$IONSPress releaseJun 25, 2026, 2:59 AM ETRead the release

Ionis granted Recordati exclusive rights to develop and commercialize zilganersen for Alexander disease outside the U.S., receiving $30 million upfront plus potential milestones and tiered royalties. Ionis retains sole commercial rights in the U.S., where the drug is under FDA review with a PDUFA target date of September 22, 2026.

Key figures

Drug Name
zilganersen
Deal Value Usd
30000000
Pdufa Date
September 22, 2026
Royalties
mid-20% range

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