---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-305977"
form_type: "8-K"
ticker: "SCOR"
cik: "0001158172"
company_name: "COMSCORE, INC."
filed_at: "2023-12-29T23:59:59+00:00"
generated_at: "2026-06-07T05:45:03.257414+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Comscore Lead Director Brent Rosenthal to Retire; CEO Jon Carpenter to Join Board

## Summary
- Brent Rosenthal, former Chairman, will retire from Board and not stand for re-election at 2024 annual meeting.
- Company plans to nominate CEO Jon Carpenter to join the Board in 2024.
- Rosenthal served over 15 years, led management rebuilding and financing with Charter, Liberty Broadband, Cerberus.
- His decision was not due to any disagreement with the company.

## SEC filing metadata
- accession: 0001193125-23-305977
- form_type: 8-K
- ticker: SCOR
- cik: 0001158172
- company_name: COMSCORE, INC.
- filed_at: 2023-12-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1158172/000119312523305977/0001193125-23-305977-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1158172/000119312523305977/d695924d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-305977
- JSON: https://secwatch.observer/filing/0001193125-23-305977.json
- Plain text: https://secwatch.observer/filing/0001193125-23-305977.txt

## Key facts
- Executive change
  Brent Rosenthal departed as Director at COMSCORE, INC..
  - Action: retire
  - Role: Director
  source text: On December 28, 2023, Brent Rosenthal, who stepped down as non-executive Chairman of the Board of Directors (the “Board”) of comScore, Inc. (the “Company”) in 2022, notified the Company that he will retire from the Board and not stand for reelection at the Company’s 2024 annual meeting of stockholders.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1158172/000119312523305977/0001193125-23-305977-index.htm

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