{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-285259","form_type":"8-K","ticker":"ZYME","cik":"0001937653","company_name":"Zymeworks Inc.","filed_at":"2025-11-18T23:59:59+00:00","discovered_at":"2026-05-14T18:02:41.100787+00:00","generated_at":"2026-05-16T18:53:29.580361+00:00","sec_items":["5.02","8.01","7.01","9.01"],"event_type":"other_material","sentiment":"positive","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Zymeworks shifts to royalty-driven model, authorizes $125M buyback; appoints Platshon as CIO","bullets":["Eligible for up to $440M in near-term milestones from Ziihera GEA approvals ($250M US, $100M EU, $75M Japan, $15M China).","Board authorized $125M share repurchase program; prior $60M buyback retired ~4.4M shares (6% of outstanding).","Cash and investments $299.4M as of Sep 30, 2025; with milestones expects to fund operations beyond 2028.","Scott Platshon stepped down from board, appointed Acting CIO to manage healthcare asset aggregation strategy.","Also eligible for up to $434M in additional milestones from J&J for pasritamig Phase 3 program."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-285259","json":"https://secwatch.observer/filing/0001193125-25-285259.json","markdown":"https://secwatch.observer/filing/0001193125-25-285259.md","text":"https://secwatch.observer/filing/0001193125-25-285259.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1937653/000119312525285259/0001193125-25-285259-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1937653/000119312525285259/d851143d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T18:53:29.580361+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}