{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-096643","form_type":"8-K","ticker":"SLS","cik":"0001390478","company_name":"SELLAS Life Sciences Group, Inc.","filed_at":"2025-10-03T23:59:59+00:00","discovered_at":"2026-05-14T18:02:39.287046+00:00","generated_at":"2026-05-17T04:43:24.471251+00:00","sec_items":["1.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"SELLAS extends NYC office sublease by one year to Sept 2027 with no rent change","bullets":["Sublease at Times Square Tower extended to September 30, 2027, from September 30, 2026.","Annual rent under the sublease remains unchanged.","Sublandlord is Times Square Tower Associates LLC (successor-in-interest).","No other material terms of the sublease were modified."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-096643","json":"https://secwatch.observer/filing/0001104659-25-096643.json","markdown":"https://secwatch.observer/filing/0001104659-25-096643.md","text":"https://secwatch.observer/filing/0001104659-25-096643.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1390478/000110465925096643/0001104659-25-096643-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1390478/000110465925096643/tm2527877d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-17T04:43:24.471251+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"}