{"schema_version":"alpha-governance-record-v2","alpha_id":"alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd","record_version":"public-1:d751713988987e9331980363e24189ce:ro-d751713988987e9331980363e24189ce","ontology_version":"alpha-governance-ontology-v1","as_of":"2026-10-15T23:53:53.757974+00:00","published_at":"2026-10-15T04:45:03.089715+00:00","section":"events","data":{"state":"PUBLISHED","derivation_version":"alpha-governance-event-derivation-v2","events":[{"event_id":"alpha:event:transition:14x359y1v6yhuk","event_type":"DIRECTOR_APPOINTED","effective_at":"2026-04-21","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:stephen-hemsley","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:31af16021781e9e6c53760e0da1f1c7579ccfc4d135b7a440290930e9bbe8fda"],"summary":"Stephen Hemsley seat on UnitedHealth Group, effective 2026-04-21.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:14wy7kk10olz1k","event_type":"BOARD_CHAIR_CHANGED","effective_at":"2026-04-21","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:stephen-hemsley","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:10"],"evidence_ids":["alpha:projection-evidence:document:31af16021781e9e6c53760e0da1f1c7579ccfc4d135b7a440290930e9bbe8fda"],"summary":"Stephen Hemsley chairs board UnitedHealth Group, effective 2026-04-21.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1ru3g2563ck9r","event_type":"GC_CHANGED","effective_at":"2026-03-02","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:christopher-zaetta","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:24"],"evidence_ids":["alpha:projection-evidence:document:5b9a047e1d8498884c142edb9875a9d086d575de80b8b66dd1c417a9adb777b1"],"summary":"Christopher Zaetta executive of UnitedHealth Group, effective 2026-03-02.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:q723136byett","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-03-02","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:erin-mcsweeney-unh","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:25"],"evidence_ids":["alpha:projection-evidence:document:7568cbc9a266c1306c6208ad29a632046a1b8d7520708739310c37434c4caaf3"],"summary":"Erin McSweeney executive of UnitedHealth Group, effective 2026-03-02.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1h3r89j63v125","event_type":"CEO_CHANGED","effective_at":"2026-03-02","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:patrick-conway","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:26"],"evidence_ids":["alpha:projection-evidence:document:676a41ce28ab7a3e11ec231c4028cbbcf59a3a9343cad0336a67251fcaeaa8e3"],"summary":"Patrick Conway executive of UnitedHealth Group, effective 2026-03-02.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:6wupzc14euf8s","event_type":"CEO_CHANGED","effective_at":"2026-03-02","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:stephen-hemsley-unh","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:27"],"evidence_ids":["alpha:projection-evidence:document:7c50cc425e1a58f131e6a6d38635307be5f1739830c2677754f7c7bcdfb11f24"],"summary":"Stephen Hemsley executive of UnitedHealth Group, effective 2026-03-02.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:iodjt1nvhmxd","event_type":"EXECUTIVE_APPOINTED","effective_at":"2026-03-02","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:thomas-roos-unh","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:28"],"evidence_ids":["alpha:projection-evidence:document:ba900f2522dedbfae3b2137c861b277cc17225fa27e39dfd96cc079d43dddd64"],"summary":"Thomas Roos executive of UnitedHealth Group, effective 2026-03-02.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:nwqlattl7l4v","event_type":"CEO_CHANGED","effective_at":"2026-03-02","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:timothy-noel-unh","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:29"],"evidence_ids":["alpha:projection-evidence:document:b74507154d26a0b5fdb45efe6f7ad428e96549499c62e7a1b71da7bf24e1699d"],"summary":"Timothy Noel executive of UnitedHealth Group, effective 2026-03-02.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1yyxqcj537l6d","event_type":"CFO_CHANGED","effective_at":"2026-03-02","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:wayne-s-deveydt","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:30"],"evidence_ids":["alpha:projection-evidence:document:dc0071c2e443a69bb2c13252d7f07933c3df0a4fd5f8be0be7bc5eac30cf3447"],"summary":"Wayne DeVeydt executive of UnitedHealth Group, effective 2026-03-02.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:25opw616orc1e","event_type":"DIRECTOR_APPOINTED","effective_at":"2025-04-21","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:andrew-witty","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:11"],"evidence_ids":["alpha:projection-evidence:document:330f7dc9ef86355c8fc0dbab8b915232a236c28b395f7edfb256a831681a1a40"],"summary":"Andrew Witty seat on UnitedHealth Group, effective 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2025-04-21.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:iheliq1s7yt4a","event_type":"LEAD_DIRECTOR_CHANGED","effective_at":"2025-04-21","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:michele-hooper","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:17"],"evidence_ids":["alpha:projection-evidence:document:e5b74c1869d220dfeee53375407ebd0e8cb53685b1ee9ffe86c9b6f3aa70c4fc"],"summary":"Michele Hooper lead independent director of UnitedHealth Group, effective 2025-04-21.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:12wz5eh1m001al","event_type":"DIRECTOR_APPOINTED","effective_at":"2025-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:scott-gottlieb-m-d","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:21"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Scott Gottlieb, M.D. seat on UnitedHealth Group, effective 2025-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1eeq8l171tlhr","event_type":"DIRECTOR_APPOINTED","effective_at":"2023-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:charles-baker","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:12"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Charles Baker seat on UnitedHealth Group, effective 2023-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:qpmj7x2w4h7j","event_type":"COMMITTEE_CREATED","effective_at":"2023-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:committee:unitedhealth-group-inc:audit-and-finance-governance-chair-public-responsibility-esg","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:12"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Audit and Finance; Governance · Chair; Public Responsibility; ESG committee of UnitedHealth Group, effective 2023-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1yuv75jxgv3ot","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2023-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:charles-baker","alpha:committee:unitedhealth-group-inc:audit-and-finance-governance-chair-public-responsibility-esg"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:12"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Charles Baker member of Audit and Finance; Governance · Chair; Public Responsibility; ESG, effective 2023-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:l5y3hly7td8d","event_type":"DIRECTOR_APPOINTED","effective_at":"2022-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:kristen-gil","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:15"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Kristen Gil seat on UnitedHealth Group, effective 2022-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:a3wxya6hm6q4","event_type":"DIRECTOR_APPOINTED","effective_at":"2021-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:paul-garcia","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:20"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Paul Garcia seat on UnitedHealth Group, effective 2021-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1pk1zbkaoohnc","event_type":"COMMITTEE_CREATED","effective_at":"2021-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:committee:unitedhealth-group-inc:compensation-and-human-resources-chair-public-responsibility-esg","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:20"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Compensation and Human Resources · Chair; Public Responsibility; ESG committee of UnitedHealth Group, effective 2021-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:108mk9zwwzsez","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2021-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:paul-garcia","alpha:committee:unitedhealth-group-inc:compensation-and-human-resources-chair-public-responsibility-esg"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:20"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Paul Garcia member of Compensation and Human Resources · Chair; Public Responsibility; ESG, effective 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William McNabb III seat on UnitedHealth Group, effective 2018-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:14m86b21yg2jvk","event_type":"COMMITTEE_MEMBER_ADDED","effective_at":"2018-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:f-william-mcnabb-iii","alpha:committee:unitedhealth-group-inc:compensation-and-human-resources"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:committee_record:35"],"evidence_ids":["alpha:projection-evidence:475c34e5580dc23df5033e7f3b026676499a8b93115600799e3ff7e1c37168fe"],"summary":"F. William McNabb III member of Compensation and Human Resources, effective 2018-01-01.","derivation":"temporal_relationship_change"},{"event_id":"alpha:event:transition:1s9mx851f8ctbv","event_type":"DIRECTOR_APPOINTED","effective_at":"2017-01-01","detected_at":"2026-10-15T04:45:03.089715+00:00","subject_ids":["alpha:person:timothy-flynn","alpha:company:270a9099-9f78-4250-89a0-ac1601f944cd"],"caused_claim_ids":["alpha:claim:company:270a9099-9f78-4250-89a0-ac1601f944cd:leadership_role:22"],"evidence_ids":["alpha:projection-evidence:document:37aba0d0ded5df1b842c990f15b934aee8578dfb7ae659d30afd96a1ec885265"],"summary":"Timothy Flynn seat on UnitedHealth Group, effective 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