{"schema_version":"secwatch.filing_event.v1","accession":"0001445305-26-000046","form_type":"8-K","ticker":"WK","cik":"0001445305","company_name":"WORKIVA INC","filed_at":"2026-05-05T23:59:59+00:00","discovered_at":"2026-05-14T18:02:32.299615+00:00","generated_at":"2026-05-14T23:19:44.403456+00:00","sec_items":["4.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"Workiva dismisses EY as auditor, appoints Grant Thornton effective after Q1 2026 review","bullets":["Audit Committee dismissed Ernst & Young (EY) as independent auditor, effective after completing Q1 2026 review.","EY reports for FY2024 and FY2025 were unqualified with no disagreements or reportable events.","Audit Committee approved Grant Thornton as new auditor for FY2026 and related interim periods.","EY furnished a letter to SEC agreeing with the disclosures; letter filed as Exhibit 16.1."],"urls":{"canonical":"https://secwatch.observer/filing/0001445305-26-000046","json":"https://secwatch.observer/filing/0001445305-26-000046.json","markdown":"https://secwatch.observer/filing/0001445305-26-000046.md","text":"https://secwatch.observer/filing/0001445305-26-000046.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1445305/000144530526000046/0001445305-26-000046-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1445305/000144530526000046/wk-20260430.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-14T23:19:44.403456+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":"7b05dd447cfaa4ae382e7c49bd16d042eb50d69f","claim":"WORKIVA INC engaged Grant Thornton, LLP as its auditor.","evidence_excerpt":"On April 30, 2026, the Committee approved the engagement of Grant Thornton, LLP (“GT”) as its new independent registered public accounting firm for the Company’s fiscal year ending December 31, 2026 and related interim periods.","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1445305/000144530526000046/0001445305-26-000046-index.htm","confidence":0.9},{"claim_id":"c605194809c54c88d05a3f669a46148f4b408a61","claim":"WORKIVA INC dismissed Ernst & Young LLP as its auditor.","evidence_excerpt":"(a) Dismissal of Independent Registered Public Accounting Firm. 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