WPP PLC — Director's Dealing 2015

Dec 21, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: COMSCORE, INC. (SCOR)
CIK: 0001158172
Period of Report: 2015-12-17

Reporting Person: WPP plc (10% Owner)
Reporting Person: Cavendish Square Holding B.V. (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-12-17	Common Stock	P	60000	$38.7282	Acquired	6136978	Indirect
2015-12-18	Common Stock	P	60000	$38.3989	Acquired	6196978	Indirect

Footnotes

F1: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $38.46 to $38.93, inclusive. The reporting persons undertake to provide to the SEC, comScore, Inc., or any securityholder of comScore, Inc., upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (3) to this Form 4.

F2: These shares are owned directly by Cavendish Square Holding B.V., which is a wholly-owned subsidiary of WPP plc that WPP plc owns indirectly through a series of intervening holding companies. WPP plc is an indirect beneficial owner of the reported securities.

F3: The price reported in column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $37.92 to $38.90, inclusive.