---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-177593"
form_type: "8-K"
ticker: "ADTN"
cik: "0000926282"
company_name: "ADTRAN Holdings, Inc."
filed_at: "2023-06-28T23:59:59+00:00"
generated_at: "2026-06-13T15:53:49.520201+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# CFO Michael Foliano retires; consulting deal at $220/hr plus RSU acceleration and option extension

## Summary
- Michael Foliano retired as SVP Finance and CFO effective June 28, 2023.
- Consulting agreement from July 1, 2023 to June 30, 2024 at $220/hour with expense reimbursement.
- Compensation committee accelerated vesting of 36,952 unvested RSUs on departure date.
- Exercise period for 52,303 vested stock options extended through each option's original term.

## SEC filing metadata
- accession: 0001193125-23-177593
- form_type: 8-K
- ticker: ADTN
- cik: 0000926282
- company_name: ADTRAN Holdings, Inc.
- filed_at: 2023-06-28T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/926282/000119312523177593/0001193125-23-177593-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/926282/000119312523177593/d444422d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-177593
- JSON: https://secwatch.observer/filing/0001193125-23-177593.json
- Plain text: https://secwatch.observer/filing/0001193125-23-177593.txt

## Key facts
- Executive change
  Michael Foliano retired as Senior Vice President of Finance and Chief Financial Officer at ADTRAN Holdings, Inc..
  - Action: retired
  - Role: Senior Vice President of Finance and Chief Financial Officer
  source text: Michael Foliano, the former Senior Vice President of Finance and Chief Financial Officer of the Company, notified the Company of his intent to retire, effective June 28, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/926282/000119312523177593/0001193125-23-177593-index.htm

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