{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-286181","form_type":"8-K","ticker":"TSPH","cik":"0001823593","company_name":"TuSimple Holdings Inc.","filed_at":"2022-11-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:52.378315+00:00","generated_at":"2026-06-21T17:40:31.168117+00:00","sec_items":["5.01","5.02","5.07","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Mo Chen gains control of TuSimple with ~59% voting power; interim CEO removed, four directors ousted","bullets":["Mo Chen received irrevocable proxy and voting agreement from White Marble entities, now controls ~59% voting power.","Ersin Yumer removed as interim CEO; separation agreement provides $340,800 lump sum, COBRA, and equity vesting.","Four directors—Brad Buss, Karen Francis, Michelle Sterling, Reed Werner—removed via stockholder written consent.","Company qualifies as 'controlled company' under Nasdaq, may elect exemptions from independent director requirements."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-286181","json":"https://secwatch.observer/filing/0001193125-22-286181.json","markdown":"https://secwatch.observer/filing/0001193125-22-286181.md","text":"https://secwatch.observer/filing/0001193125-22-286181.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522286181/0001193125-22-286181-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522286181/d401344d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-21T17:40:31.168117+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":"4afbc353e3","claim":"Ersin Yumer was removed as interim Chief Executive Officer and President at TuSimple Holdings Inc..","evidence_excerpt":"the Company’s board of directors on November 10, 2022 removed Ersin Yumer as interim Chief Executive Officer and President of the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522286181/0001193125-22-286181-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"removed"},{"label":"Role","value":"interim Chief Executive Officer and President"}],"fact_type":"executive_change"},{"claim_id":"b6c44f2df4e89fe3eaa3acc38c7d769d6ec51938","claim":"TuSimple Holdings Inc. underwent a change of control involving Mr. Mo Chen for no monetary consideration (closed 2022-11-09).","evidence_excerpt":"As a result, under the SEC's rules with respect to the beneficial ownership of securities, Mr. Chen acquired control of the Company as of November 9, 2022.","evidence_source":"SEC 8-K Item 2.01/5.01","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000119312522286181/0001193125-22-286181-index.htm","confidence":0.9,"family_label":"M&A Transactions","details":[{"label":"Action","value":"change of control"},{"label":"Counterparty","value":"Mr. Mo Chen"},{"label":"Consideration","value":"no monetary consideration"},{"label":"Closing","value":"2022-11-09"}],"fact_type":"ma_transaction"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}