{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-25-039854","form_type":"8-K","ticker":"SRRK","cik":"0001727196","company_name":"Scholar Rock Holding Corp","filed_at":"2025-04-28T23:59:59+00:00","discovered_at":"2026-05-14T18:02:49.489343+00:00","generated_at":"2026-05-23T05:05:20.532388+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Scholar Rock appoints David Hallal as CEO; adds new President of R&D, COO, and CFO","bullets":["David Hallal (formerly Chairman) becomes CEO effective April 27, 2025; Jay Backstrom transitions to Senior Advisor through Oct 31.","Akshay Vaishnaw named President of R&D; Keith Woods as COO; Vikas Sinha as CFO; all start April 27.","Hallal receives $975k base salary, $2M sign-on bonus, $7.5M option grant, and 250k RSUs plus performance-based PSUs.","Dr. Backstrom will not stand for re-election at May 22 annual meeting; Board reduced from 10 to 9 members.","Company notes BLA for apitegromab accepted under priority review; leadership transition ahead of anticipated launch."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-25-039854","json":"https://secwatch.observer/filing/0001104659-25-039854.json","markdown":"https://secwatch.observer/filing/0001104659-25-039854.md","text":"https://secwatch.observer/filing/0001104659-25-039854.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1727196/000110465925039854/0001104659-25-039854-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1727196/000110465925039854/tm2513330d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T05:05:20.532388+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":"213235ccd5","claim":"David Hallal was appointed as Chief Executive Officer at Scholar Rock Holding Corp.","evidence_excerpt":"appointed Mr. David Hallal as Chief Executive Officer of the Company effective as of April 27, 2025","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1727196/000110465925039854/0001104659-25-039854-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"39d1db3c2f","claim":"Jay T. Backstrom changed role as Chief Executive Officer and President at Scholar Rock Holding Corp.","evidence_excerpt":"Dr. Jay T. Backstrom’s transition from his role as the Company’s Chief Executive Officer and President to Senior Advisor on the Transition Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1727196/000110465925039854/0001104659-25-039854-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"transitioned"},{"label":"Role","value":"Chief Executive Officer and President"}],"fact_type":"executive_change"},{"claim_id":"7151ac0355","claim":"Akshay Vaishnaw was appointed as President of Research & Development at Scholar Rock Holding Corp.","evidence_excerpt":"appointed Akshay Vaishnaw, a current member of the Board, as the Company’s President of Research & Development","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1727196/000110465925039854/0001104659-25-039854-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"President of Research & Development"}],"fact_type":"executive_change"},{"claim_id":"f99a5a3f3a","claim":"Jay T. Backstrom resigned as Director at Scholar Rock Holding Corp.","evidence_excerpt":"Dr. Backstrom also resigned as a member of the Board on the Transition Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1727196/000110465925039854/0001104659-25-039854-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}