{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-006382","form_type":"8-K","ticker":"VSTM","cik":"0001526119","company_name":"Verastem, Inc.","filed_at":"2023-01-25T23:59:59+00:00","discovered_at":"2026-05-14T18:03:45.387858+00:00","generated_at":"2026-06-20T09:26:55.788632+00:00","sec_items":["1.01","3.02","3.03","5.03","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.75,"calibrated_materiality_score":0.75,"confidence":"high","headline":"Verastem raises up to $60M in Series B convertible preferred private placement; first $30M tranche closing Jan 27","bullets":["First tranche: 1.2M shares of Series B convertible preferred at $25/share, gross proceeds $30M, closing Jan 27, 2023.","Second tranche up to 944,160 shares at $31.77/share, contingent on stock reaching $1.125 with $25M volume within 18 months, another $30M.","Each preferred share convertible into common at $0.5901/share (equivalent to 42.3657 common shares per preferred share).","Net proceeds for general corporate purposes including R&D, clinical trials, and working capital.","Certificate of Designation for Series B preferred filed with Delaware, granting liquidation preference, voting rights, and dividend participation."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-006382","json":"https://secwatch.observer/filing/0001104659-23-006382.json","markdown":"https://secwatch.observer/filing/0001104659-23-006382.md","text":"https://secwatch.observer/filing/0001104659-23-006382.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1526119/000110465923006382/0001104659-23-006382-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1526119/000110465923006382/tm234327d2_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-20T09:26:55.788632+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":[{"claim_id":"106906ebf346d691f5fb67c611b5a56e171b7323","claim":"Verastem, Inc.: Created Series B Convertible Preferred Stock via Certificate of Designation (effective 2023-01-24).","evidence_excerpt":"On January 24, 2023, the Company, filed the Certificate of Designation of the Preferences, Rights and Limitations of the Series B Convertible Preferred Stock of the Company (the “Certificate of Designation”) setting forth the preferences, rights and limitations of the Company’s newly designated Series B convertible preferred stock, par value $0.0001 per share (the “Preferred Stock”) with the Secretary of State of the State of Delaware.","evidence_source":"SEC 8-K Item 5.03/5.05/5.06","evidence_url":"https://www.sec.gov/Archives/edgar/data/1526119/000110465923006382/0001104659-23-006382-index.htm","confidence":0.9,"family_label":"Governance Changes","details":[{"label":"Change","value":"charter amendment"},{"label":"Effective","value":"2023-01-24"}],"fact_type":"governance_change"},{"claim_id":"178e8aa782f05c1350fc1f5be547080c90bd2bcf","claim":"Verastem, Inc. entered into Securities Purchase Agreement with certain purchasers identified on the signature pages thereto valued at approximately $30.0 million (effective 2023-01-24).","evidence_excerpt":"On January 24, 2023, Verastem, Inc. (the “Company”) entered into a Securities Purchase Agreement (the “Purchase Agreement”) with certain purchasers identified on the signature pages thereto (the “Purchasers”), pursuant to which the Company agreed to sell and issue to the Purchasers in a private placement (the “Private Placement”) up to 2,144,160 shares of its Series B convertible preferred stock","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1526119/000110465923006382/0001104659-23-006382-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"equity purchase"},{"label":"Counterparty","value":"certain purchasers identified on the signature pages thereto"},{"label":"Value","value":"approximately $30.0 million"},{"label":"Effective","value":"2023-01-24"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}