Form
SCHEDULE 13D/A
Active or control-oriented beneficial ownership filing.
CHARTER COMMUNICATIONS, INC. /MO/ - 29 Dec 2025 SCHEDULE 13D/A Report for COMSCORE, INC. Common Stock, par value $0.001 per share (SCOR)
- Filing manager
- CHARTER COMMUNICATIONS, INC. /MO/
- Reporting owner
- Charter Communications, Inc.
- Beneficially owned shares
- 7,560,235 shares
- Large-stake signal
-
Ownership
40%Beneficial ownership of this reported class.
Shares
7,560,235 sharesShares beneficially owned as disclosed.
Event date
29 Dec 2025Date tied to the ownership event or amendment.
Accepted by SEC
31 Dec 2025EDGAR acceptance date.
How to read this large-stake filing
- Schedule 13D/G filings focus on beneficial ownership stakes, not a full portfolio.
- Compare this filing with the holder history and issuer page before treating the percentage as a current position.
- Use amendments to understand whether the disclosed stake increased, decreased, or changed reporting status.
- Class ownership
- 40%
- Symbol
- SCOR
- Shares outstanding
- 19,139,835 shares
- SEC form
- SCHEDULE 13D/A
- Accepted by SEC
- 31 Dec 2025, 16:20:03 UTC
- Event date
- 29 Dec 2025
- Prior SEC filing
- 30 Sep 2025
- Source filing
- View source filing
Ownership signal
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Subject security
Names, identifiers, and filing context for this profile.
2 source fields
Source evidence
Original filing metadata and source links for verification.
5 source fields
Key filing fact
CHARTER COMMUNICATIONS, INC. /MO/ disclosed 40% ownership in COMSCORE, INC. Common Stock, par value $0.001 per share (SCOR) on 29 Dec 2025.
Key facts
- CHARTER COMMUNICATIONS, INC. /MO/ filed SCHEDULE 13D/A for COMSCORE, INC. Common Stock, par value $0.001 per share (SCOR).
- Disclosed ownership: 40%.
- Date of event: 29 Dec 2025.
Change
- Previous schedule filing date: 30 Sep 2025.
- Current filing was accepted on 31 Dec 2025, 16:20.
Research use
- This page turns one Schedule 13D/G filing into a quick large-stake read before the raw reporting-person rows.
- Use the linked SEC filing as the source of truth for ownership percentages, shares, and reporting-party details.
Evidence
Backed by Schedule 13D/13G
View source filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Disclosed reporting parties (5)
Names, ownership percentages, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares owned | Sole voting power | Shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Charter Communications, Inc. | 40% | 7,560,235 | 0 | 7,560,235 | /s/ Jennifer A. Smith | Jennifer A. Smith / Vice President | 0001091667 |
| CCH II, LLC | 40% | 7,560,235 | 0 | 7,560,235 | /s/ Jennifer A. Smith | Jennifer A. Smith / Vice President | 0001266604 |
| Charter Communications Holdings, LLC | 40% | 7,560,235 | 0 | 7,560,235 | /s/ Jennifer A. Smith | Jennifer A. Smith / Vice President | 0001085476 |
| Spectrum Management Holding Company, LLC | 40% | 7,560,235 | 0 | 7,560,235 | /s/ Jennifer A. Smith | Jennifer A. Smith / Vice President | 0001377013 |
| Charter Communications Holding Company, LLC | 40% | 7,560,235 | 0 | 7,560,235 | /s/ Jennifer A. Smith | Jennifer A. Smith / Vice President | 0001850981 |
CIK / CUSIP context first