{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-26-060028","form_type":"8-K","ticker":"CHEC","cik":"0002047177","company_name":"Chenghe Acquisition III Co.","filed_at":"2026-05-21T20:01:22+00:00","discovered_at":"2026-05-21T20:02:00.437571+00:00","generated_at":"2026-05-21T22:29:38.630707+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.15,"calibrated_materiality_score":0.15,"confidence":"high","headline":"Chenghe Acquisition III announces director resignation and appointment","bullets":["Ningrong Liu resigned from the Board effective May 18, 2026; no disagreement cited.","Zhong Li appointed as independent director effective May 18, 2026, filling the vacancy.","Li designated as Class II director and will serve on Audit, Compensation, and Nominating committees.","Li brings 20+ years of experience from IOSCO, CSRC, BlackRock, and Noah Holdings."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-26-060028","json":"https://secwatch.observer/filing/0001213900-26-060028.json","markdown":"https://secwatch.observer/filing/0001213900-26-060028.md","text":"https://secwatch.observer/filing/0001213900-26-060028.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/2047177/000121390026060028/0001213900-26-060028-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/2047177/000121390026060028/ea0291396-8k_chenghe3.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-21T22:29:38.630707+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":"7455cd3407","claim":"Zhong Li was appointed as Director at Chenghe Acquisition III Co..","evidence_excerpt":"On May 17, 2026, the Board appointed Zhong Li to serve as an independent director of the Company, effective as of May 18, 2026.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/2047177/000121390026060028/0001213900-26-060028-index.htm","confidence":0.95},{"claim_id":"d17ef8ab5d","claim":"Ningrong Liu resigned as Director at Chenghe Acquisition III Co..","evidence_excerpt":"Effective May 18, 2026, Ningrong Liu resigned from the Board of Directors (the “Board”) of Chenghe Acquisition III Co. 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(the “ Company ”) appointed Emma Rose Bienvenu to serve as an independent director of the Company, effective immediately.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/2097376/000121390026063573/0001213900-26-063573-index.htm"}},{"accession":"0001534969-26-000028","ticker":"SERA","company_name":"SERA PROGNOSTICS, INC.","filed_at":"2026-06-01T20:44:21+00:00","headline":"Sera Prognostics director Jeff Elliott resigns ahead of annual meeting","event_type":"leadership","sec_items":["5.02","9.01"],"materiality_score":0.3,"calibrated_materiality_score":0.3,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001534969-26-000028","json":"https://secwatch.observer/filing/0001534969-26-000028.json","markdown":"https://secwatch.observer/filing/0001534969-26-000028.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1534969/000153496926000028/0001534969-26-000028-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1534969/000153496926000028/sera-20260526.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"On May 17, 2026, the Board appointed Zhong Li to serve as an independent director of the Company, effective as of May 18, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/2047177/000121390026060028/0001213900-26-060028-index.htm","comparable_excerpt":"Jeffrey T. 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(the “Company”) and on the committees on which he serves, effective May 31, 2026.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/1609809/000119312526251548/0001193125-26-251548-index.htm"}},{"accession":"0000827054-26-000020","ticker":"MCHP","company_name":"MICROCHIP TECHNOLOGY INC","filed_at":"2026-06-01T20:18:43+00:00","headline":"Microchip appoints former SVP Mitch Little to board, effective June 1, 2026","event_type":"leadership","sec_items":["5.02"],"materiality_score":0.3,"calibrated_materiality_score":0.3,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0000827054-26-000020","json":"https://secwatch.observer/filing/0000827054-26-000020.json","markdown":"https://secwatch.observer/filing/0000827054-26-000020.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/827054/000082705426000020/0000827054-26-000020-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/827054/000082705426000020/mchp-20260528.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"On May 17, 2026, the Board appointed Zhong Li to serve as an independent director of the Company, effective as of May 18, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/2047177/000121390026060028/0001213900-26-060028-index.htm","comparable_excerpt":"appointed Mitch Little, former Senior Vice President, Worldwide Client Engagement of Microchip, as a member of the Board, effective June 1, 2026.","comparable_evidence_url":"https://www.sec.gov/Archives/edgar/data/827054/000082705426000020/0000827054-26-000020-index.htm"}},{"accession":"0001680247-26-000091","ticker":"PUMP","company_name":"ProPetro Holding Corp.","filed_at":"2026-06-01T20:16:36+00:00","headline":"Director Alex Volkov resigns from ProPetro board after Pioneer (Exxon) sells all shares","event_type":"leadership","sec_items":["5.02"],"materiality_score":0.3,"calibrated_materiality_score":0.3,"match_reasons":["same fact type: executive_change","same SEC item: 5.02","same event type: leadership","similar materiality"],"urls":{"canonical":"https://secwatch.observer/filing/0001680247-26-000091","json":"https://secwatch.observer/filing/0001680247-26-000091.json","markdown":"https://secwatch.observer/filing/0001680247-26-000091.md","edgar_index":"https://www.sec.gov/Archives/edgar/data/1680247/000168024726000091/0001680247-26-000091-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1680247/000168024726000091/pump-20260528.htm"},"side_by_side_evidence":{"fact_type":"executive_change","source_excerpt":"On May 17, 2026, the Board appointed Zhong Li to serve as an independent director of the Company, effective as of May 18, 2026.","source_evidence_url":"https://www.sec.gov/Archives/edgar/data/2047177/000121390026060028/0001213900-26-060028-index.htm","comparable_excerpt":"On May 28, 2026, ProPetro Holding Corp. 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