secwatch.observer — SEC 8-K summary
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Issuer:     ADTRAN Holdings, Inc. (ADTN)
CIK:        0000926282
Form:       8-K
Filed at:   2025-12-11T23:59:59+00:00
Accession:  0001193125-25-315910
Event type: leadership
Sentiment:  neutral
Materiality: 0.50
Item codes: 5.02, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

ADTRAN extends CTO Glingener contract to Dec 2026; base salary raised to €400k
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- Term extended to Dec 31, 2026; base salary increased to €400,000 effective Oct 1, 2025.
- Annual target cash bonus set at 60% of base salary, tied to Adtran revenue and adjusted EBIT.
- Annual RSU and market-based PSU grants targeted at 40% of base salary each (€160,000 target for 2026).
- Total annual remuneration capped at €2,800,000; prior 3-year performance PSU (target €934,579) continues.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/926282/000119312525315910/0001193125-25-315910-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/926282/000119312525315910/adtn-20251209.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-315910

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer