---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-23-024947"
form_type: "8-K"
ticker: "OPTU"
cik: "0001702780"
company_name: "Optimum Communications, Inc."
filed_at: "2023-07-17T23:59:59+00:00"
generated_at: "2026-06-13T07:45:50.294093+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Altice USA CEO Dennis Mathew appointed Chairman after Alexandre Fonseca resigns from Board

## Summary
- Alexandre Fonseca resigned as Chairman and Board member on July 15, 2023; no disagreement cited.
- Dennis Mathew appointed to Board as director and elected Chairman effective July 16, 2023.
- Mathew will serve on the Board until the 2024 annual meeting of stockholders.
- Mathew continues as CEO; no additional compensation for director role; employment unchanged.

## SEC filing metadata
- accession: 0001628280-23-024947
- form_type: 8-K
- ticker: OPTU
- cik: 0001702780
- company_name: Optimum Communications, Inc.
- filed_at: 2023-07-17T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1702780/000162828023024947/0001628280-23-024947-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1702780/000162828023024947/atus-20230715.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-23-024947
- JSON: https://secwatch.observer/filing/0001628280-23-024947.json
- Plain text: https://secwatch.observer/filing/0001628280-23-024947.txt

## Key facts
- Executive change
  Alexandre Fonseca resigned as Chairman of the Board at Optimum Communications, Inc..
  - Action: resigned
  - Role: Chairman of the Board
  source text: On July 15, 2023, Mr. Alexandre Fonseca resigned from the Board of Directors (the “Board”) of the Altice USA, Inc. (the “Company”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1702780/000162828023024947/0001628280-23-024947-index.htm
- Executive change
  Dennis Mathew was appointed as Chairman of the Board at Optimum Communications, Inc..
  - Action: appointed
  - Role: Chairman of the Board
  source text: The Board elected Mr. Mathew as Chairman of the Board.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1702780/000162828023024947/0001628280-23-024947-index.htm

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