{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-21-210370","form_type":"8-K","ticker":"WDC","cik":"0000106040","company_name":"WESTERN DIGITAL CORP","filed_at":"2021-07-08T23:59:59+00:00","discovered_at":"2026-05-14T18:04:17.020255+00:00","generated_at":"2026-06-30T06:31:59.834363+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"Western Digital appoints Thomas Caulfield and Miyuki Suzuki to Board of Directors","bullets":["Dr. Thomas Caulfield and Miyuki Suzuki appointed to Board effective July 6, 2021.","Both will serve until next annual meeting and until successors are elected.","Compensation follows standard non-employee director program; indemnity agreements to be signed.","No arrangements or material interests in any required disclosure transactions."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-21-210370","json":"https://secwatch.observer/filing/0001193125-21-210370.json","markdown":"https://secwatch.observer/filing/0001193125-21-210370.md","text":"https://secwatch.observer/filing/0001193125-21-210370.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/106040/000119312521210370/0001193125-21-210370-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/106040/000119312521210370/d62496d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-30T06:31:59.834363+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":"95dd9eeb10","claim":"Dr. Thomas Caulfield was appointed as Director at WESTERN DIGITAL CORP.","evidence_excerpt":"On July 6, 2021, the Board of Directors (the “Board”) of Western Digital Corporation (the “Company”) unanimously appointed Dr. Thomas Caulfield and Miyuki Suzuki to serve as members of the Board until the Company’s next annual meeting of stockholders and until their respective successors are duly elected and qualified.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/106040/000119312521210370/0001193125-21-210370-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"b0b2cab176","claim":"Miyuki Suzuki was appointed as Director at WESTERN DIGITAL CORP.","evidence_excerpt":"On July 6, 2021, the Board of Directors (the “Board”) of Western Digital Corporation (the “Company”) unanimously appointed Dr. Thomas Caulfield and Miyuki Suzuki to serve as members of the Board until the Company’s next annual meeting of stockholders and until their respective successors are duly elected and qualified.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/106040/000119312521210370/0001193125-21-210370-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}