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Zymeworks Inc. (ZYME) Form 8-K — Oct 23, 2026

$ZYMEForm 8-KItems 1.01, 7.01, 9.01Filed Oct 23, 2026, 6:07 AM ET0001937653-26-000055Original filing

Zymeworks entered an exclusive global license and collaboration agreement with Roche for ZW209, its trispecific T-cell engager targeting DLL3-expressing tumors. Roche gains worldwide rights to develop and commercialize ZW209. Zymeworks will receive a $55 million upfront payment plus a $40 million milestone upon Phase 1b trial initiation, with eligibility for up to $718 million in additional development, commercial and sales-based milestones. Royalties are tiered high-single-digit to mid-teen on global net sales.

Key figures

Royalty Rate
tiered high-single-digit to mid-teen royalties on annual net sales
Hsr Clearance
required before license effective date
Upfront Payment
55000000
Milestone Payments
{"phase1bInitiation":40000000,"developmentCommercialSales":718000000}

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