{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-071560","form_type":"8-K","ticker":"SMTC","cik":"0000088941","company_name":"SEMTECH CORP","filed_at":"2023-03-16T23:59:59+00:00","discovered_at":"2026-05-14T18:03:48.424060+00:00","generated_at":"2026-06-18T01:27:23.626956+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Semtech promotes Asaf Silberstein to COO; base salary set at $455,000","bullets":["Asaf Silberstein promoted to COO (newly created role) effective March 9, 2023.","Reports to CEO Mohan Maheswaran; will lead business groups, sales, ops, and IT.","Base salary increased to $455,000 annually; he previously served as EVP Worldwide Operations and IT.","CEO cites recent Sierra Wireless acquisition doubling company size as reason for new COO position.","Silberstein has over 20 years of semiconductor operations experience, including at Microsemi and PowerDsine."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-071560","json":"https://secwatch.observer/filing/0001193125-23-071560.json","markdown":"https://secwatch.observer/filing/0001193125-23-071560.md","text":"https://secwatch.observer/filing/0001193125-23-071560.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/88941/000119312523071560/0001193125-23-071560-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/88941/000119312523071560/d352559d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-18T01:27:23.626956+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":"b33f0c2186","claim":"Asaf Silberstein was appointed as Executive Vice President and Chief Operating Officer at SEMTECH CORP.","evidence_excerpt":"On March 9, 2023, the Board of Directors of Semtech Corporation, a Delaware corporation (“Semtech”), appointed Asaf Silberstein, age 53, as Semtech’s Executive Vice President and Chief Operating Officer.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/88941/000119312523071560/0001193125-23-071560-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Executive Vice President and Chief Operating Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}