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IMUNON Announces Strategic Sale of ThermoDox®

$IMNNPress releaseOct 21, 2026, 8:15 AM ETRead the release

IMUNON agreed to sell its rights to ThermoDox, a heat-activated liposomal doxorubicin formulation, to VoxelDox Therapeutics, which plans a Phase 1 trial in glioblastoma. In exchange, IMUNON will receive an equity stake of approximately 4.76% in VoxelDox, up to $16.5 million in contingent development and sales milestones, and tiered royalties of 3.5% to 6% on future net sales. Closing depends on VoxelDox completing a $2.5 million financing.

Key figures

Deal Value Usd
$16.5 million in contingent milestone payments plus equity and royalties
Equity stake
approximately 4.76% in VoxelDox
Royalty range
3.5% to 6% tiered on net sales
Voxeldox financing
$2.5 million
Milestone potential
$16.5 million

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