{"schema_version":"secwatch.filing_event.v1","accession":"0001564590-21-047796","form_type":"8-K","ticker":"HSDT","cik":"0001610853","company_name":"Solana Co","filed_at":"2021-09-14T23:59:59+00:00","discovered_at":"2026-05-14T18:04:18.842670+00:00","generated_at":"2026-06-29T03:51:36.049351+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Helius Medical appoints Paul Buckman to Board of Directors effective Sept 10, 2021","bullets":["Paul Buckman appointed as independent director; board size increased from five to six.","He will serve as Chair of Audit Committee, member of Compensation and Nominating & Governance Committees.","Buckman currently President North America of LivaNova PLC; 30+ years in medical devices.","Board determined he meets Nasdaq independence criteria; will enter standard indemnification agreement.","Prior leadership roles include CEO of Conventus Orthopaedics, SentreHeart, Pathway Medical, and ev3."],"urls":{"canonical":"https://secwatch.observer/filing/0001564590-21-047796","json":"https://secwatch.observer/filing/0001564590-21-047796.json","markdown":"https://secwatch.observer/filing/0001564590-21-047796.md","text":"https://secwatch.observer/filing/0001564590-21-047796.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1610853/000156459021047796/0001564590-21-047796-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1610853/000156459021047796/hsdt-8k_20210908.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T03:51:36.049351+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":"0ead6050fd","claim":"Paul Buckman was appointed as Director at Solana Co.","evidence_excerpt":"approved an increase in the size of the Board from five to six directors and the appointment of Paul Buckman to fill the vacancy created by such increase, which appointment became effective on September 10, 2021 upon Mr. Buckman’s acceptance.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1610853/000156459021047796/0001564590-21-047796-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"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"}