{"schema_version":"secwatch.filing_event.v1","accession":"0001438133-23-000032","form_type":"8-K","ticker":"TNDM","cik":"0001438133","company_name":"TANDEM DIABETES CARE INC","filed_at":"2023-02-22T23:59:59+00:00","discovered_at":"2026-05-14T18:03:44.998469+00:00","generated_at":"2026-06-19T04:38:44.863175+00:00","sec_items":["2.02","2.0","5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Rebecca Robertson to succeed Kim Blickenstaff as Chair of Tandem Diabetes Board effective March 1, 2023","bullets":["Kim Blickenstaff steps down as Chair but remains a board member; served as Chair since March 2020.","Rebecca Robertson, board member since 2019 and General Partner at Versant Ventures, appointed Chair.","No separate Lead Independent Director designated because Robertson is an independent director.","2022 cash bonuses for named executives paid at 50.8% of target; CEO Sheridan received $359,418."],"urls":{"canonical":"https://secwatch.observer/filing/0001438133-23-000032","json":"https://secwatch.observer/filing/0001438133-23-000032.json","markdown":"https://secwatch.observer/filing/0001438133-23-000032.md","text":"https://secwatch.observer/filing/0001438133-23-000032.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000032/0001438133-23-000032-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000032/tndm-20230217.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-19T04:38:44.863175+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":"7ab589141d393aa5f7f509ade2108ca9aa672907","claim":"TANDEM DIABETES CARE INC reported financial results for quarter and year ended December 31, 2022.","evidence_excerpt":"On February 22, 2023, we issued a press release reporting our f inancial results for the quarter and year ended December 31, 2022.","evidence_source":"SEC 8-K Item 2.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000032/0001438133-23-000032-index.htm","confidence":0.9,"family_label":"Earnings Releases","details":[{"label":"Period","value":"quarter and year ended December 31, 2022"},{"label":"Result","value":"reported results"}],"fact_type":"earnings_release"},{"claim_id":"48dc14da9b","claim":"Rebecca Robertson was appointed as Chair of the Board at TANDEM DIABETES CARE INC.","evidence_excerpt":"Rebecca Robertson will succeed Kim D. Blickenstaff as Chair of the Board of Directors (the “Board”), effective March 1, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000032/0001438133-23-000032-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chair of the Board"}],"fact_type":"executive_change"},{"claim_id":"707b79fa9b","claim":"John Allen changed role as Lead Independent Director at TANDEM DIABETES CARE INC.","evidence_excerpt":"Mr. Allen will transition from the role of Lead Independent Director to a member of the Board.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000032/0001438133-23-000032-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"transitioned"},{"label":"Role","value":"Lead Independent Director"}],"fact_type":"executive_change"},{"claim_id":"c0f0ad0e81","claim":"Kim D. Blickenstaff changed role as Chair of the Board at TANDEM DIABETES CARE INC.","evidence_excerpt":"Mr. Blickenstaff will transition from the role of Chair of the Board to a member of the Board","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000032/0001438133-23-000032-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"transitioned"},{"label":"Role","value":"Chair of the Board"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}