{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-22-011194","form_type":"8-K","ticker":"TSPH","cik":"0001823593","company_name":"TuSimple Holdings Inc.","filed_at":"2022-04-28T23:59:59+00:00","discovered_at":"2026-05-14T18:04:02.589252+00:00","generated_at":"2026-06-26T03:34:55.425110+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"TuSimple appoints Reed Werner to board, Gov Security Committee; Mo Chen not seeking re-election","bullets":["Reed Werner appointed to Board effective April 23, 2022, serving as Security Director under Feb 2022 NSA and chair of new Government Security Committee.","Brad Buss appointed Lead Independent Director per Corporate Governance Guidelines.","Mo Chen will not stand for re-election at 2022 annual meeting; no disagreement with company operations.","Non-Employee Director Compensation Policy amended: annual cash retainers $50k base; committee chairs $10k-$32.5k; Lead Independent Director $20k.","Werner receives $250k cash payment (pro-rated) instead of equity award; other non-employee directors get $250k RSU annual grant vesting over one year."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-22-011194","json":"https://secwatch.observer/filing/0001628280-22-011194.json","markdown":"https://secwatch.observer/filing/0001628280-22-011194.md","text":"https://secwatch.observer/filing/0001628280-22-011194.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1823593/000162828022011194/0001628280-22-011194-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1823593/000162828022011194/tsp-20220423.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-26T03:34:55.425110+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":"368108ab56","claim":"Mo Chen departed as Director at TuSimple Holdings Inc..","evidence_excerpt":"In addition, on April 27, 2022, Mo Chen decided not to stand for re-election as a director at the Company’s next annual meeting of stockholders.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000162828022011194/0001628280-22-011194-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"decided not to stand for re-election"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"c18f3a6cb4","claim":"Reed Werner was appointed as Director at TuSimple Holdings Inc..","evidence_excerpt":"On April 23, 2022, the board of directors (the “Board”) of TuSimple Holdings Inc. (the “Company”), appointed Reed Werner to fill the vacancy on the Board, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000162828022011194/0001628280-22-011194-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"d90e3c9f06","claim":"Brad Buss was appointed as Lead Independent Director at TuSimple Holdings Inc..","evidence_excerpt":"Additionally, on April 23, 2022, Brad Buss was appointed to serve as the Company’s Lead Independent Director pursuant to the Company’s Corporate Governance Guidelines.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1823593/000162828022011194/0001628280-22-011194-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Lead Independent Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}