{"schema_version":"secwatch.filing_event.v1","accession":"0001101680-23-000048","form_type":"8-K","ticker":null,"cik":"0001101680","company_name":"DZS INC.","filed_at":"2023-06-01T23:59:59+00:00","discovered_at":"2026-05-14T18:03:37.946271+00:00","generated_at":"2026-06-14T08:57:27.481528+00:00","sec_items":["4.02","7.01","9.01"],"event_type":"other_material","sentiment":"negative","materiality_score":0.85,"calibrated_materiality_score":0.85,"confidence":"high","headline":"DZS restates Q1 2023 revenue by ~$15M, cuts FY2023 revenue guidance to ~$370M","bullets":["Restatement due to timing of revenue recognition on two customer projects; ~$15M revenue reclassification, majority expected in Q2/Q3 2023.","FY2023 revenue guidance reduced to ~$370M (from ~$400M); adjusted EBITDA guidance cut to $15-22M (from $22-27M).","Q2 2023 earnings guidance withdrawn due to uncertainty in revenue timing from restatement.","Customers in good standing and have begun paying; total RPOs of $304M as of March 31, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001101680-23-000048","json":"https://secwatch.observer/filing/0001101680-23-000048.json","markdown":"https://secwatch.observer/filing/0001101680-23-000048.md","text":"https://secwatch.observer/filing/0001101680-23-000048.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1101680/000110168023000048/0001101680-23-000048-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1101680/000110168023000048/dzsi-20230531.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-14T08:57:27.481528+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":"afb48034db476b8d295924b0c26357e439d80032","claim":"DZS INC. reported that prior financial statements should not be relied upon.","evidence_excerpt":"determined that the Company’s unaudited condensed consolidated financial statements for the Subject Period should no longer be relied upon and should be restated","evidence_source":"SEC 8-K Item 4.01/4.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1101680/000110168023000048/0001101680-23-000048-index.htm","confidence":0.9,"family_label":"Auditor Changes","details":[{"label":"Action","value":"non reliance"},{"label":"Auditor","value":"Ernst & Young LLP"}],"fact_type":"auditor_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}