Other4

COMSCORE, INC.

Total Value

Filing Date

Aug 21, 2026

1 transactions

Trade Summary

On Aug 19, 2026, Liberty Broadband Corp, Insider, reported $0 of COMSCORE, INC. (SCOR) across 1 transactions. The filing covers Common Stock and reflects balanced net activity of $0. Insider transactions are sourced from SEC Form 4 disclosures and should be reviewed alongside company fundamentals and the insider's broader trading history.

Insider Information

Name: Liberty Broadband Corp
Role: Insider
Location: STAMFORD, CT

Filing Details

Filing Date: Aug 21, 2026
Transaction Date: Aug 19, 2026
Accession Number: 0001140361-26-034052
Form Type: 4

Non-Derivative Transactions

Date	Security	Shares	Price	Type	Value
Aug 19, 2026	Common Stock	3,286,825	—	Other	—

Derivative Transactions

Date	Security	Shares	Exercise Price	Type	Value
Aug 19, 2026	SCOR derivative	4,223,621	—	Other	—

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Footnotes

(F1)On August 19, 2026, as a result of the Combination (as defined in the Remarks section), Charter (as defined in the Remarks section) acquired the Reporting Person . As a result of the Combination, Charter became the beneficial owner of all the shares of Common Stock and Series C Convertible Preferred Stock beneficially owned by the Reporting Person and the Reporting Person ceased to be subject to the obligations of Section 16 of the Securities Exchange Act of 1934 with respect to the Issuer.
(F2)As of August 19, 2026, the shares of Series C Convertible Preferred Stock reported herein are convertible into 4,223,461 shares of Common Stock. Subject to certain antidilution adjustments, the Series C Convertible Preferred Stock is convertible at the option of the holders at any time into a number of shares of Common Stock equal to the Conversion Rate (as defined in the Certificate of Designations for the Series C Convertible Preferred Stock), which is originally one-to-one. The Series C Convertible Preferred Stock has no expiration date.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Liberty Broadband Corp

(Last)

(First)

(Middle)

400 WASHINGTON BLVD.

(Street)

STAMFORD

06902

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
COMSCORE, INC. [ SCOR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/19/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/19/2026		J⁽¹⁾		3,286,825	D	⁽¹⁾	0	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Series C Convertible Preferred Stock	⁽²⁾	08/19/2026		J⁽¹⁾		4,223,621		⁽²⁾	⁽²⁾	Common Stock	4,223,621	⁽¹⁾	0	D

Explanation of Responses:

1. On August 19, 2026, as a result of the Combination (as defined in the Remarks section), Charter (as defined in the Remarks section) acquired the Reporting Person . As a result of the Combination, Charter became the beneficial owner of all the shares of Common Stock and Series C Convertible Preferred Stock beneficially owned by the Reporting Person and the Reporting Person ceased to be subject to the obligations of Section 16 of the Securities Exchange Act of 1934 with respect to the Issuer.

2. As of August 19, 2026, the shares of Series C Convertible Preferred Stock reported herein are convertible into 4,223,461 shares of Common Stock. Subject to certain antidilution adjustments, the Series C Convertible Preferred Stock is convertible at the option of the holders at any time into a number of shares of Common Stock equal to the Conversion Rate (as defined in the Certificate of Designations for the Series C Convertible Preferred Stock), which is originally one-to-one. The Series C Convertible Preferred Stock has no expiration date.

Remarks:

Pursuant to the Agreement and Plan of Merger, dated as of November 12, 2024 (the "Merger Agreement"), by and among the Reporting Person, Charter Communications, Inc. ("Charter"), Fusion Merger Sub 1, LLC, a Delaware limited liability company and wholly owned direct subsidiary of Charter ("Merger LLC"), and Fusion Merger Sub 2, Inc., a Delaware corporation and wholly owned direct subsidiary of Merger LLC ("Merger Sub"), on August 19, 2026, Merger Sub merged with and into the Reporting Person (the "Merger"), with the Reporting Person surviving the Merger as a wholly owned subsidiary of Merger LLC, and immediately following the Merger, the Reporting Person (as the surviving corporation in the Merger) merged with and into Merger LLC (the "Upstream Merger," and together with the Merger, the "Combination"), with Merger LLC surviving the Upstream Merger as the surviving company and a wholly owned subsidiary of Charter.

	Fusion Merger Sub 1, LLC, as successor by merger to Liberty Broadband Corporation. By: /s/ Jessica M. Fischer. Name: Jessica M. Fischer, Title: Chief Financial Officer	08/21/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Form 4 as rendered by the SEC from accession 0001140361-26-034052.

COMSCORE, INC.

Trade Summary

Company Information

Insider Information

Filing Details

Non-Derivative Transactions

Derivative Transactions

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Footnotes

SEC Form 4

SEC Filing

SEC Form 4