{"schema_version":"secwatch.filing_event.v1","accession":"0000905148-21-000732","form_type":"8-K","ticker":"MADL","cik":"0001052354","company_name":"MAN AHL DIVERSIFIED I LP","filed_at":"2021-12-17T23:59:59+00:00","discovered_at":"2026-05-14T18:04:11.283466+00:00","generated_at":"2026-06-27T23:59:09.247723+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Man-AHL Diversified I L.P. General Partner appoints Christopher Guarnotta as new PFO effective Dec 15, 2021","bullets":["Colin Bettison resigned as principal financial officer of the General Partner for the fund on December 15, 2021.","Christopher Guarnotta appointed as successor principal financial officer of the General Partner for the fund on same date.","Guarnotta is Head of Middle Office Accounting at Man Numeric, an affiliate, since 2014; prior role at Batterymarch Financial Management."],"urls":{"canonical":"https://secwatch.observer/filing/0000905148-21-000732","json":"https://secwatch.observer/filing/0000905148-21-000732.json","markdown":"https://secwatch.observer/filing/0000905148-21-000732.md","text":"https://secwatch.observer/filing/0000905148-21-000732.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1052354/000090514821000732/0000905148-21-000732-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1052354/000090514821000732/efc21-638_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T23:59:09.247723+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":"76d9bf222c","claim":"Colin Bettison resigned as Principal Financial Officer at MAN AHL DIVERSIFIED I LP.","evidence_excerpt":"As of December 15, 2021, Mr. Colin Bettison , acting as the principal financial officer of the General Partner for purposes of the management of the Fund, resigned from the General Partner.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1052354/000090514821000732/0000905148-21-000732-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Principal Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"dc19742cf9","claim":"Christopher Guarnotta was appointed as Principal Financial Officer at MAN AHL DIVERSIFIED I LP.","evidence_excerpt":"As of December 15, 2021, Mr. Christopher Guarnotta was appointed principal financial officer of the General Partner for purposes of the management of the Fund .","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1052354/000090514821000732/0000905148-21-000732-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Principal Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}