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AI brief of an SEC Form 8-K · ADTRAN Holdings, Inc. (ADTN)

ADTRAN amends CTO Christoph Glingener's employment agreement, sets new pay awards

Neutral Impact 2 of 5 leadership Written later

ADTRAN Holdings' majority-owned unit Adtran Networks SE amended the employment agreement of Chief Technology Officer Christoph Glingener on August 10, 2026. The amendment extends the term through December 31, 2026, keeps his base salary at €400,000, and sets new incentive and equity awards tied to revenue, Adjusted EBIT and relative total shareholder return.

Key points

  • Base salary remains €400,000; total annual remuneration capped at €2,800,000.
  • Target long-term financial plan PSU award of €903,729, covering performance from January 1, 2026 through December 31, 2028, with a cap of €2,000,000.
  • Annual RSU target equal to 75% of base salary, capped at €903,729; cash bonus target equal to 60% of base salary.
  • The Compensation Committee does not intend to grant annual market-based PSUs to named executive officers going forward.

The filing

CompanyADTRAN Holdings, Inc. (ADTN)
Form8-K, current report
Filed with the SECAug 10, 2026, 4:06 PM ET
Accession number0001193125-26-342359

Items reported: 5.02 Director / Officer Change

Read the filing on SEC.gov ↗

Written by AI on Nov 9, 2026, 8:29 AM ET, from this filing only. Written later: this filing was briefed after the fact, when past filings were added to the site, so the brief may be read with hindsight; the filing itself is the record of what was known on August 10, 2026.

Briefs are written by AI from the filing text and can contain mistakes — open the filing before acting on anything. Impact (1-5) and tone are the AI's reading of the filing for shareholders, not a price forecast. Not investment advice.