{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-277116","form_type":"8-K","ticker":"SMTC","cik":"0000088941","company_name":"SEMTECH CORP","filed_at":"2023-11-14T23:59:59+00:00","discovered_at":"2026-05-14T18:03:32.294066+00:00","generated_at":"2026-06-08T04:26:46.926491+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.55,"calibrated_materiality_score":0.55,"confidence":"high","headline":"Semtech CFO Emeka Chukwu to depart Nov 10; severance includes $430k cash, RSU vesting through Mar 2025","bullets":["Emeka Chukwu's employment ends November 10, 2023; Mark Lin began as CFO on October 2, 2023.","Severance includes $430,000 cash payment, 12 months COBRA coverage, and continued RSU vesting through March 31, 2025.","Continued RSU vesting requires Chukwu to sign a separation agreement with a consulting period through March 31, 2025 (no additional compensation) and a general release of claims.","Chukwu's RSUs that are time/service-based (not performance-based) and scheduled to vest on or before March 31, 2025 will continue to vest.","The severance was approved by the Compensation Committee on November 9, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-277116","json":"https://secwatch.observer/filing/0001193125-23-277116.json","markdown":"https://secwatch.observer/filing/0001193125-23-277116.md","text":"https://secwatch.observer/filing/0001193125-23-277116.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/88941/000119312523277116/0001193125-23-277116-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/88941/000119312523277116/d897472d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-08T04:26:46.926491+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":"7fb020a9db","claim":"Emeka Chukwu departed as Executive Vice President and Chief Financial Officer at SEMTECH CORP.","evidence_excerpt":"Emeka Chukwu, the Company’s former Executive Vice President and Chief Financial Officer, ceased serving as the Company’s Executive Vice President and Chief Financial Officer on the Transition Date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/88941/000119312523277116/0001193125-23-277116-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"ceased serving"},{"label":"Role","value":"Executive Vice President and Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"eb489fe454","claim":"Mark Lin was appointed as Executive Vice President and Chief Financial Officer at SEMTECH CORP.","evidence_excerpt":"Semtech appointed Mark Lin to serve as the Company’s Executive Vice President and Chief Financial Officer effective October 2, 2023","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/88941/000119312523277116/0001193125-23-277116-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Executive Vice President and Chief Financial Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}