{"schema_version":"secwatch.filing_event.v1","accession":"0001558370-24-008057","form_type":"8-K","ticker":"SRRK","cik":"0001727196","company_name":"Scholar Rock Holding Corp","filed_at":"2024-05-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:19.766274+00:00","generated_at":"2026-06-02T00:59:20.665289+00:00","sec_items":["1.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Scholar Rock extends Cambridge HQ lease by ~2 years; base rent ~$6.2M/yr","bullets":["Lease amendment extends term ~2 years starting Aug 19, 2025 (First Extension Term).","Base rent set at ~$120/sq ft, totaling approx. $6.2M per year.","Option to extend lease by an additional 5 years at prevailing market rent after First Extension Term.","Premises remain 51,408 sq ft at 301 Binney St, Cambridge, MA."],"urls":{"canonical":"https://secwatch.observer/filing/0001558370-24-008057","json":"https://secwatch.observer/filing/0001558370-24-008057.json","markdown":"https://secwatch.observer/filing/0001558370-24-008057.md","text":"https://secwatch.observer/filing/0001558370-24-008057.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1727196/000155837024008057/0001558370-24-008057-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1727196/000155837024008057/srrk-20240514x8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-02T00:59:20.665289+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":"8d0e1ee99ea32bbf4121122030df16e35eba62ee","claim":"Scholar Rock Holding Corp amended First Amendment with BMR-Rogers Street LLC valued at approximately $6.2 million per year (effective 2024-05-13).","evidence_excerpt":"On May 13, 2024, Scholar Rock, Inc. (“Scholar Rock”) and BMR-Rogers Street LLC (the “Landlord”) entered into the First Amendment (the “Lease Amendment”) to the Lease Agreement (the “Lease”), dated November 5, 2019","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1727196/000155837024008057/0001558370-24-008057-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"amendment"},{"label":"Agreement","value":"lease"},{"label":"Counterparty","value":"BMR-Rogers Street LLC"},{"label":"Value","value":"approximately $6.2 million per year"},{"label":"Effective","value":"2024-05-13"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}