---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-158986"
form_type: "8-K"
ticker: "ADTN"
cik: "0000926282"
company_name: "ADTRAN Holdings, Inc."
filed_at: "2023-06-01T23:59:59+00:00"
generated_at: "2026-06-14T10:06:14.304571+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# ADTRAN extends CFO Dopfer's contract to Dec 2024, sets new compensation for CEO Glingener

## Summary
- CFO Ulrich Dopfer's employment extended through Dec 31, 2024; annual base salary set at $410,000 starting May 1, 2023.
- Dopfer eligible for quarterly cash incentive (60% of base), RSUs ($164k annual), TSR-based PSUs ($164k annual), 3-year EBIT PSUs ($1M), and integration bonus tied to synergy targets.
- CEO Christoph Glingener's compensation amendment effective: annual remuneration cap EUR 2.9M; similar variable structure with cash, RSUs, PSUs, and integration bonus.
- Both executives' total annual remuneration capped: Dopfer EUR 2.8M, Glingener EUR 2.9M.
- Glingener's integration bonus includes objectives for IT integration, employee engagement, and engineering site consolidation.

## SEC filing metadata
- accession: 0001193125-23-158986
- form_type: 8-K
- ticker: ADTN
- cik: 0000926282
- company_name: ADTRAN Holdings, Inc.
- filed_at: 2023-06-01T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/926282/000119312523158986/0001193125-23-158986-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/926282/000119312523158986/d494202d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-158986
- JSON: https://secwatch.observer/filing/0001193125-23-158986.json
- Plain text: https://secwatch.observer/filing/0001193125-23-158986.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.