{"filing":{"accession_number":"0001193125-26-331458","cik":"0000926282","ticker":"ADTN","company_name":"ADTRAN Holdings, Inc.","form":"8-K","filing_date":"2026-08-04","report_date":"2026-08-03","primary_document":"adtn-20260803.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/926282/000119312526331458/adtn-20260803.htm"},"events":[{"id":23554,"run_id":21288,"accession_number":"0001193125-26-331458","anchor_item_number":"2.02","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.97,"summary":"ADTRAN announced its unaudited financial results for the second quarter ended June 30, 2026, via press release and investor presentation. The disclosure includes revenue of $281.1 million (up 6.1% year-over-year), GAAP diluted loss per share of $0.13, and forward guidance for Q3 2026 revenue and operating margin.","company_name":"ADTRAN Holdings, Inc.","ticker":"ADTN","filing_date":"2026-08-04","form":"8-K","submitted_at":null,"items":[{"id":23812,"accession_number":"0001193125-26-331458","item_number":"2.02","item_title":"Results of Operations and Financial Condition.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"ADTRAN announced its unaudited financial results for the second quarter ended June 30, 2026, via press release attached as Exhibit 99.1. The disclosure includes revenue of $281.1 million (up 6.1% YoY), GAAP diluted loss per share of $0.13, and forward guidance for Q3 2026 revenue and operating margin. This is a standard quarterly earnings release material to investors assessing the company's financial performance and trajectory.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-04T10:38:40.456420+00:00","company_name":"","ticker":null,"filing_date":""},{"id":23813,"accession_number":"0001193125-26-331458","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Item 7.01 discloses a live webcast on August 4, 2026, where executives will \"review the financial results,\" with an investor presentation attached as Exhibit 99.2. The supplemental exhibit EX-99.1 is a full earnings press release announcing ADTRAN's Q2 2026 financial results, including revenue of $281.1 million (up 6.1% YoY), GAAP diluted loss per share of $0.13, and forward guidance for Q3 2026. This is a standard earnings release disclosure material to investors assessing the company's financial performance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-04T10:38:40.456420+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":23812,"accession_number":"0001193125-26-331458","item_number":"2.02","item_title":"Results of Operations and Financial Condition.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.98,"reasoning":"ADTRAN announced its unaudited financial results for the second quarter ended June 30, 2026, via press release attached as Exhibit 99.1. The disclosure includes revenue of $281.1 million (up 6.1% YoY), GAAP diluted loss per share of $0.13, and forward guidance for Q3 2026 revenue and operating margin. This is a standard quarterly earnings release material to investors assessing the company's financial performance and trajectory.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-04T10:38:40.456420+00:00","company_name":"ADTRAN Holdings, Inc.","ticker":"ADTN","filing_date":"2026-08-04"},{"id":23813,"accession_number":"0001193125-26-331458","item_number":"7.01","item_title":"Regulation FD Disclosure.","event_type":"earnings_release","event_domain":"financial","is_material":true,"confidence":0.95,"reasoning":"Item 7.01 discloses a live webcast on August 4, 2026, where executives will \"review the financial results,\" with an investor presentation attached as Exhibit 99.2. The supplemental exhibit EX-99.1 is a full earnings press release announcing ADTRAN's Q2 2026 financial results, including revenue of $281.1 million (up 6.1% YoY), GAAP diluted loss per share of $0.13, and forward guidance for Q3 2026. This is a standard earnings release disclosure material to investors assessing the company's financial performance.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-04T10:38:40.456420+00:00","company_name":"ADTRAN Holdings, Inc.","ticker":"ADTN","filing_date":"2026-08-04"}]}