{"schema_version":"secwatch.filing_event.v1","accession":"0000950170-25-056724","form_type":"8-K","ticker":"SGHT","cik":"0001531177","company_name":"Sight Sciences, Inc.","filed_at":"2025-04-22T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.649077+00:00","generated_at":"2026-05-23T09:14:46.993973+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"positive","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Sight Sciences appoints medtech veteran Gary Burbach to board of directors","bullets":["Appointed as Class II director effective April 21, 2025; term expires at 2026 annual meeting.","Former CEO of Thoratec (acquired by St. Jude/Abbott); also serves on BWX Technologies and Procyrion boards.","CEO Paul Badawi highlighted Burbach's commercial and operational expertise in medtech.","Eligible for non-employee director compensation; no committee assignments yet determined."],"urls":{"canonical":"https://secwatch.observer/filing/0000950170-25-056724","json":"https://secwatch.observer/filing/0000950170-25-056724.json","markdown":"https://secwatch.observer/filing/0000950170-25-056724.md","text":"https://secwatch.observer/filing/0000950170-25-056724.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1531177/000095017025056724/0000950170-25-056724-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1531177/000095017025056724/sght-20250421.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-23T09:14:46.993973+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":"e04fbedb88","claim":"Gerhard F. Burbach was appointed as Director at Sight Sciences, Inc..","evidence_excerpt":"On April 21, 2025, the Board of Directors (the “Board”) of Sight Sciences, Inc. (the “Company”), upon the recommendation of its Nominating and Corporate Governance Committee, appointed Gerhard F. Burbach to the Board.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1531177/000095017025056724/0000950170-25-056724-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"}