{"schema_version":"secwatch.filing_event.v1","accession":"0001628280-26-053305","form_type":"8-K","ticker":"WDC","cik":"0000106040","company_name":"WESTERN DIGITAL CORP","filed_at":"2026-08-05T20:04:35+00:00","discovered_at":"2026-08-05T20:06:03.247124+00:00","generated_at":"2026-08-05T20:06:35.794692+00:00","sec_items":["2.02","9.01"],"event_type":"earnings","sentiment":"positive","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"Western Digital Q4 FY2026 revenue $3.75B (+44% YoY); guides Q1 ~$4.1B","bullets":["Q4 revenue $3.747B, up 44% YoY; GAAP diluted EPS $8.21, non-GAAP $3.56.","GAAP gross margin 54.1% (up 1310 bps YoY); operating income $1.563B (+130% YoY).","Full-year FY2026 revenue $12.919B (+36% YoY); GAAP EPS $24.28, non-GAAP $10.22.","Q1 FY2027 guidance: revenue ~$4.1B, non-GAAP gross margin 55.5%, non-GAAP EPS $4.00.","Cash flow from operations $1.39B; free cash flow $1.28B in Q4."],"urls":{"canonical":"https://secwatch.observer/filing/0001628280-26-053305","json":"https://secwatch.observer/filing/0001628280-26-053305.json","markdown":"https://secwatch.observer/filing/0001628280-26-053305.md","text":"https://secwatch.observer/filing/0001628280-26-053305.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/106040/000162828026053305/0001628280-26-053305-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/106040/000162828026053305/wdc-20260805.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-08-05T20:06:35.794692+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}