---
schema_version: "secwatch.filing_event.v1"
accession: "0001158172-23-000124"
form_type: "8-K"
ticker: "SCOR"
cik: "0001158172"
company_name: "COMSCORE, INC."
filed_at: "2023-12-27T23:59:59+00:00"
generated_at: "2026-06-07T06:46:16.094542+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# ComScore defers Series B preferred dividends, executes 1-for-20 reverse stock split

## Summary
- Series B Preferred dividend payment deferred to June 30, 2024; unpaid dividends accrue at 9.5% per year.
- 1-for-20 reverse stock split effective Dec. 20, 2023; authorized common shares reduced from 275M to 13.75M.
- Equity plan share reserves and outstanding awards proportionately adjusted for reverse split; fractional shares paid in cash.
- Dividend deferral granted via waivers from holders Charter, Liberty Broadband, and Pine Investor.

## SEC filing metadata
- accession: 0001158172-23-000124
- form_type: 8-K
- ticker: SCOR
- cik: 0001158172
- company_name: COMSCORE, INC.
- filed_at: 2023-12-27T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 3.03, 5.02, 8.01, 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1158172/000115817223000124/0001158172-23-000124-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1158172/000115817223000124/scor-20231220.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001158172-23-000124
- JSON: https://secwatch.observer/filing/0001158172-23-000124.json
- Plain text: https://secwatch.observer/filing/0001158172-23-000124.txt

## Key facts
- Governance Changes
  COMSCORE, INC.: Filed a Certificate of Amendment to implement a 1-for-20 reverse stock split and proportionally reduce authorized shares of Common Stock from 275,000,000 to 13,750,000 and total authorized shares from 380,000,000 to 118,750,000 (effective 2023-12-20).
  - Change: charter amendment
  - Effective: 2023-12-20
  source text: On December 20, 2023 (the "Effective Date"), the Company filed a Certificate of Amendment to its Amended and Restated Certificate of Incorporation (the "COI Certificate of Amendment") with the Secretary of State of the State of Delaware to implement a previously announced reverse stock split.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1158172/000115817223000124/0001158172-23-000124-index.htm

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