{"schema_version":"secwatch.filing_event.v1","accession":"0000912593-22-000176","form_type":"8-K","ticker":"SUI","cik":"0000912593","company_name":"SUN COMMUNITIES INC","filed_at":"2022-09-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:58.557997+00:00","generated_at":"2026-06-23T14:51:45.894769+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Sun Communities: COO/President McLaren resigns, Thelen named COO, Shiffman becomes President","bullets":["John B. McLaren resigns as President and COO effective Dec 31, 2022; stays as EVP of Entitlement and Integration for MH Development.","Bruce D. Thelen appointed COO and EVP effective Dec 31, 2022; previously EVP Operations and Sales since 2018.","Gary A. Shiffman, currently Chairman and CEO, appointed President effective Dec 31, 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0000912593-22-000176","json":"https://secwatch.observer/filing/0000912593-22-000176.json","markdown":"https://secwatch.observer/filing/0000912593-22-000176.md","text":"https://secwatch.observer/filing/0000912593-22-000176.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/912593/000091259322000176/0000912593-22-000176-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/912593/000091259322000176/sui-20220907.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-23T14:51:45.894769+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":"4e4f9cd83f","claim":"John B. McLaren resigned as President and Chief Operating Officer at SUN COMMUNITIES INC.","evidence_excerpt":"On September 7, 2022, John B. McLaren tendered his resignation from his positions as President and Chief Operating Officer of Sun Communities, Inc. (the “Company”), effective as of December 31, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/912593/000091259322000176/0000912593-22-000176-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"President and Chief Operating Officer"}],"fact_type":"executive_change"},{"claim_id":"7081e309a3","claim":"Bruce D. Thelen was appointed as Chief Operating Officer and Executive Vice President at SUN COMMUNITIES INC.","evidence_excerpt":"Also on September 7, 2022, the Company appointed Bruce D. Thelen as its Chief Operating Officer and Executive Vice President, effective as of December 31, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/912593/000091259322000176/0000912593-22-000176-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chief Operating Officer and Executive Vice President"}],"fact_type":"executive_change"},{"claim_id":"c40afde997","claim":"Gary A. Shiffman was appointed as President at SUN COMMUNITIES INC.","evidence_excerpt":"Also on September 7, 2022, the Company appointed Gary A. Shiffman as its President, effective as of December 31, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/912593/000091259322000176/0000912593-22-000176-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"President"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}