Form 4 for SCOR COMSCORE, INC.

Accepted 2026-08-21 18:16:47 ET · period of report 2026-08-19 · accession 0001140361-26-034052 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
D	2026-08-21 18:16	2026-08-19	SCOR	Liberty Broadband Corp	Dir, 10%	J - Other	—	-3.29M	0	-100%	—
D	2026-08-21 18:16	2026-08-19	SCOR	Liberty Broadband Corp	Dir, 10%	J - Other	—	+4.22M	0	New	—

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-08-19	J	D	3,286,825	—	0	D	—	—	(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. (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.
2	Derivative	Series C Convertible Preferred Stock	2026-08-19	J	A	4,223,621	—	0	D	— · — to —	4,223,621 Common Stock	(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. (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. (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. (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.