{"schema_version":"secwatch.filing_event.v1","accession":"0001438133-23-000210","form_type":"8-K","ticker":"TNDM","cik":"0001438133","company_name":"TANDEM DIABETES CARE INC","filed_at":"2023-11-13T23:59:59+00:00","discovered_at":"2026-05-14T18:03:29.082995+00:00","generated_at":"2026-06-08T04:51:47.169295+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Tandem Diabetes COO David Berger to step down Dec 31, 2023","bullets":["David B. Berger, EVP and COO, will leave his role effective December 31, 2023.","Berger oversaw clinical, quality, regulatory, legal, customer support, and operations.","He will provide transition advisory services to the company through 2024.","No successor named; terms of advisory agreement to be disclosed in a later filing."],"urls":{"canonical":"https://secwatch.observer/filing/0001438133-23-000210","json":"https://secwatch.observer/filing/0001438133-23-000210.json","markdown":"https://secwatch.observer/filing/0001438133-23-000210.md","text":"https://secwatch.observer/filing/0001438133-23-000210.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000210/0001438133-23-000210-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000210/tndm-20231107.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-08T04:51:47.169295+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":"2edb691da4","claim":"David B. Berger departed as Executive Vice President and Chief Operating Officer at TANDEM DIABETES CARE INC.","evidence_excerpt":"On November 7, 2023, Tandem Diabetes Care, Inc. (“Tandem” or the “Company”) and David B. Berger, the Company’s Executive Vice President and Chief Operating Officer, determined that he will be stepping down from his current position effective December 31, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1438133/000143813323000210/0001438133-23-000210-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"stepping down"},{"label":"Role","value":"Executive Vice President and Chief Operating Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}