{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-25-000639","form_type":"8-K","ticker":"GUER","cik":"0001832487","company_name":"Guerrilla RF, Inc.","filed_at":"2025-01-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:05.160887+00:00","generated_at":"2026-05-28T09:01:04.517586+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Guerrilla RF announces CFO retirement and appointment of Mike John-Williams","bullets":["CFO John Berg retires effective Jan 8, 2025; succeeded by Mike John-Williams.","John-Williams previously Head of Finance at Valmis Robotics and VP/CFO of Pandora Jewelry North America ($1.4B revenue).","New CFO compensation: $315k base salary, up to 48% performance bonus, $75k RSUs (4-year vest), $15k signing bonus, $55k relocation.","Berg helped grow revenue from $750k to over $15M during his tenure at Guerrilla RF.","Company trades on OTCQX under ticker GUER."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-25-000639","json":"https://secwatch.observer/filing/0001437749-25-000639.json","markdown":"https://secwatch.observer/filing/0001437749-25-000639.md","text":"https://secwatch.observer/filing/0001437749-25-000639.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1832487/000143774925000639/0001437749-25-000639-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1832487/000143774925000639/guer20250107_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-28T09:01:04.517586+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":"2bbc82bb98","claim":"John Berg retired as Chief Financial Officer at Guerrilla RF, Inc..","evidence_excerpt":"announcing the retirement of its Chief Financial Officer, John Berg, and the appointment of his successor, Mike John-Williams, effective January 8, 2025","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1832487/000143774925000639/0001437749-25-000639-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"Chief Financial Officer"}],"fact_type":"executive_change"},{"claim_id":"9ec08eb2f1","claim":"Mike John-Williams was appointed as Chief Financial Officer at Guerrilla RF, Inc..","evidence_excerpt":"announcing the retirement of its Chief Financial Officer, John Berg, and the appointment of his successor, Mike John-Williams, effective January 8, 2025","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1832487/000143774925000639/0001437749-25-000639-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"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"}