{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-25-031146","form_type":"8-K","ticker":"BLZE","cik":"0001462056","company_name":"Backblaze, Inc.","filed_at":"2025-06-13T23:59:59+00:00","discovered_at":"2026-05-14T18:02:48.366733+00:00","generated_at":"2026-05-19T07:57:32.053881+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"negative","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Backblaze SVP Engineering Tina Cessna to step down; CTO Brian Beach interim","bullets":["Tina Cessna, SVP of Engineering, will step down at end of August 2025 after a transition period.","Company has begun a search for a new SVP of Engineering.","CTO Brian Beach will assume interim responsibility for the engineering organization during transition.","Cessna expected to receive severance per existing agreement dated May 18, 2021."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-25-031146","json":"https://secwatch.observer/filing/0001628280-25-031146.json","markdown":"https://secwatch.observer/filing/0001628280-25-031146.md","text":"https://secwatch.observer/filing/0001628280-25-031146.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1462056/000162828025031146/0001628280-25-031146-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1462056/000162828025031146/blze-20250613.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-19T07:57:32.053881+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":"3c487267a8","claim":"Tina Cessna departed as Senior Vice President of Engineering at Backblaze, Inc..","evidence_excerpt":"On June 13, 2025, Backblaze, Inc. (the “Company”) announced that Tina Cessna, the Company’s Senior Vice President of Engineering, will be stepping down from her role at the end of August 2025 following a transition period.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1462056/000162828025031146/0001628280-25-031146-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"stepping down"},{"label":"Role","value":"Senior Vice President of Engineering"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}