{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-063661","form_type":"8-K","ticker":"TSPH","cik":"0001823593","company_name":"TuSimple Holdings Inc.","filed_at":"2022-03-03T23:59:59+00:00","discovered_at":"2026-05-14T18:04:08.545162+00:00","generated_at":"2026-06-27T02:06:40.198130+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"TuSimple CEO Cheng Lu resigns; co-founder Xiaodi Hou named CEO and Chairman","bullets":["Cheng Lu resigns as President, CEO and director effective March 3, 2022; will serve as advisor for one year at $450k annual salary.","Xiaodi Hou, co-founder and former CTO, appointed President, CEO and Chairman of the Board effective March 3, 2022.","Mo Chen resigns as Executive Chairman but remains on the Board.","Lu receives $50k lump sum and accelerated vesting of all stock options and RSUs."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-063661","json":"https://secwatch.observer/filing/0001193125-22-063661.json","markdown":"https://secwatch.observer/filing/0001193125-22-063661.md","text":"https://secwatch.observer/filing/0001193125-22-063661.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522063661/0001193125-22-063661-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522063661/d260398d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T02:06:40.198130+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":"019e319b1c","claim":"Mo Chen resigned as Executive Chairman at TuSimple Holdings Inc..","evidence_excerpt":"the Company announced the resignation of Mo Chen as Executive Chairman of the Board, effective as of the Termination Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522063661/0001193125-22-063661-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Executive Chairman"}],"fact_type":"executive_change"},{"claim_id":"1360e4e05e","claim":"Cheng Lu resigned as President and Chief Executive Officer at TuSimple Holdings Inc..","evidence_excerpt":"On March 3, 2022, TuSimple Holdings Inc. (the “Company”) announced the resignation of Cheng Lu as President, Chief Executive Officer and as a member of the Company’s Board of Directors (the “Board”), each effective as of March 3, 2022","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522063661/0001193125-22-063661-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"President and Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"6af97f9d77","claim":"Xiaodi Hou was appointed as Chairperson of the Board at TuSimple Holdings Inc..","evidence_excerpt":"The Board has appointed Xiaodi Hou, the Company’s co-founder and Chief Technology Officer and a member of the Board, as Chairperson of the Board, effective as of the Termination Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522063661/0001193125-22-063661-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Chairperson of the Board"}],"fact_type":"executive_change"},{"claim_id":"b19f05757e","claim":"Xiaodi Hou was appointed as President and Chief Executive Officer at TuSimple Holdings Inc..","evidence_excerpt":"In addition, the Board has appointed Dr. Hou as President and Chief Executive Officer of the Company, effective as of the Termination Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522063661/0001193125-22-063661-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"President and Chief Executive Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}