COMSCORE, INC. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
Reston, VA
SEC filing record 1 source field available
Fiscal year end
31 December
COMSCORE, INC. has filed 2,026 SEC EDGAR filings since 21 Jun 2002

SEC filing history

Showing 26-50 of 1,000 matching filings.

Per page
25
Current page
2
4

OWNERSHIP DOCUMENT

Filing date
31 Dec 2025
Reporting date
29 Dec 2025
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SCHEDULE 13D/A File 005-83687

SCHEDULE 13D/A filing

Filing date
31 Dec 2025
Reporting date
Not listed
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SCHEDULE 13D/A File 005-83687

SCHEDULE 13D/A filing

Filing date
31 Dec 2025
Reporting date
Not listed
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4

OWNERSHIP DOCUMENT

Filing date
31 Dec 2025
Reporting date
29 Dec 2025
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4

FORM 4

Filing date
17 Nov 2025
Reporting date
14 Nov 2025
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4

FORM 4

Filing date
14 Nov 2025
Reporting date
12 Nov 2025
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4

FORM 4

Filing date
12 Nov 2025
Reporting date
10 Nov 2025
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144 File 001-33520

144 filing

Filing date
10 Nov 2025
Reporting date
Not listed
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DEFA14A File 001-33520

DEFA14A

Filing date
07 Nov 2025
Reporting date
Not listed
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DEF 14A File 001-33520

DEF 14A

Filing date
07 Nov 2025
Reporting date
19 Dec 2025
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PRE 14A File 001-33520

PRE 14A

Filing date
24 Oct 2025
Reporting date
24 Oct 2025
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SCHEDULE 13D/A File 005-83687

SCHEDULE 13D/A filing

Filing date
30 Sep 2025
Reporting date
Not listed
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SCHEDULE 13D/A File 005-83687

SCHEDULE 13D/A filing

Filing date
30 Sep 2025
Reporting date
Not listed
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4

FORM 4

Filing date
30 Sep 2025
Reporting date
26 Sep 2025
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SCHEDULE 13D/A File 005-83687

SCHEDULE 13D/A filing

Filing date
30 Sep 2025
Reporting date
Not listed
SEC evidence
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DEFA14A File 001-33520

DEFA14A

Filing date
29 Sep 2025
Reporting date
Not listed
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SCHEDULE 13G File 005-83687

SCHEDULE 13G filing

Filing date
16 Sep 2025
Reporting date
Not listed
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4

FORM 4

Filing date
03 Jul 2025
Reporting date
01 Jul 2025
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