{"filing":{"accession_number":"0001193125-26-342359","cik":"0000926282","ticker":"ADTN","company_name":"ADTRAN Holdings, Inc.","form":"8-K","filing_date":"2026-08-10","report_date":"2026-08-10","primary_document":"adtn-20260810.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/926282/000119312526342359/adtn-20260810.htm"},"events":[{"id":26548,"run_id":24131,"accession_number":"0001193125-26-342359","anchor_item_number":"5.02","event_type":"exec_compensation","event_domain":"governance","is_material":true,"confidence":0.95,"summary":"The disclosure centers on an amendment to Dr. Christoph Glingener's employment agreement as CTO, detailing modifications to his compensatory arrangements including base salary affirmation (€400,000), annual incentive cash bonus targets (60% of base), time-based RSU grants (75% of base, capped at €903,729), and three-year performance stock unit awards (€903,729 target, capped at €2,000,000). The Amendment also establishes a total annual remuneration cap of €2,800,000. This is a classic executive compensation disclosure under Item 5.02(e), distinct from a departure or appointment.","company_name":"ADTRAN Holdings, Inc.","ticker":"ADTN","filing_date":"2026-08-10","form":"8-K","submitted_at":null,"items":[{"id":27710,"accession_number":"0001193125-26-342359","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_compensation","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The disclosure centers on an amendment to Dr. Christoph Glingener's employment agreement as CTO, detailing modifications to his compensatory arrangements including base salary affirmation (€400,000), annual incentive cash bonus targets (60% of base), time-based RSU grants (75% of base, capped at €903,729), and three-year performance stock unit awards (€903,729 target, capped at €2,000,000). The Amendment also establishes a total annual remuneration cap of €2,800,000. This is a classic executive compensation disclosure under Item 5.02(e), distinct from a departure or appointment.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-10T20:12:53.610552+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":27710,"accession_number":"0001193125-26-342359","item_number":"5.02","item_title":"Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.","event_type":"exec_compensation","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The disclosure centers on an amendment to Dr. Christoph Glingener's employment agreement as CTO, detailing modifications to his compensatory arrangements including base salary affirmation (€400,000), annual incentive cash bonus targets (60% of base), time-based RSU grants (75% of base, capped at €903,729), and three-year performance stock unit awards (€903,729 target, capped at €2,000,000). The Amendment also establishes a total annual remuneration cap of €2,800,000. This is a classic executive compensation disclosure under Item 5.02(e), distinct from a departure or appointment.","classifier_version":"claude-haiku-4-5-20251001+prompt-a85dd512","taxonomy_version":"v1.3","classified_at":"2026-08-10T20:12:53.610552+00:00","company_name":"ADTRAN Holdings, Inc.","ticker":"ADTN","filing_date":"2026-08-10"}]}