Share Exchanges & Conversions


Conversion of Class A to Class B common stock
You can convert CBS Corporation Class A common stock shares into Class B common stock shares on a one-for-one basis in accordance with CBS Corporation’s charter, but you cannot convert CBS Corporation Class B common stock into Class A common stock. Contact Wells Fargo Shareowner Services 1-866-595-1717 for more information.
CBS Radio Exchange Offer and Subsequent Merger with Entercom
The information below is provided for those shareholders who tendered shares of CBS Corporation Class B common stock and received shares of CBS Radio Inc. common stock in the exchange offer that expired on November 16, 2017. The tax basis example in the Attachment relates to the transferring of the tax basis in shares of CBS Corporation that were accepted in the exchange offer to the applicable shares of CBS Radio Inc. After the exchange offer was completed, CBS Radio Inc. merged with a subsidiary of Entercom Communications Corp. See “Tax Basis Information Sheet” at http://entercom.com/investors/ for important information regarding the merger.
IRS Form 8937 and Attachment

CBS Outdoor Exchange Offer
The information below is provided for those shareholders who tendered shares of CBS Corporation Class B common stock and received shares of CBS Outdoor Americas Inc. common stock in the exchange offer that expired on July 9, 2014. The tax basis example in the Attachment relates to the transferring of the tax basis in shares of CBS Corporation that were accepted in the exchange offer to the applicable shares of CBS Outdoor Americas Inc.
IRS Form 8937 and Attachment
Viacom Separation
Worksheet to Calculate Tax Basis Allocation
You must exchange your certificated shares for book-entry shares of CBS Corporation and Viacom Inc. Shareholders of record of former Viacom Inc. on December 31, 2005, should have received a letter of transmittal regarding the exchange of certificated shares. Completed letters of transmittal, together with any required documents including physical certificates, must be returned to the processing agent, who will then issue the shareholder a book-entry credit for the whole shares of CBS and New Viacom Inc. For more information on the exchange, including how to obtain a letter of transmittal, please contact us at 1-877-CBS-0787.
Other Exchanges & Conversions
CBS Corporation has engaged in a number of mergers, acquisitions and other corporate events over the years, which have resulted in payments in cash, stock and/or other forms of consideration. To follow is a list related to these events and the dates they occurred, which continue to have shares outstanding that need to be exchanged:

Spelling Entertainment Inc. (f/k/a The Charter Company) - June 1999
CBS Corporation (f/k/a Westinghouse Electric Corporation) - May 2000
Sportsline.com - December 2004
CBS Corporation (f/k/a Viacom Inc.) - December 2005
CNET - June 2008

For further information, contact CBS Corporation's Investor Relations Department at 1-877-CBS-0787.

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