X0306 4 2019-03-07 0000813828 CBS CORP CBS, CBS.A 0001204726 REDSTONE SUMNER M 51 WEST 52ND STREET NEW YORK NY 10019 1 1 Chairman Emeritus 0000913264 NATIONAL AMUSEMENTS INC /MD/ 846 UNIVERS NORWOOD MA 02062 1 CBS Class A common stock 2019-03-07 4 C 0 200000.0000 0.0000 D 19982599.0000 I By NAI and NAI EH CBS Class B common stock 2019-03-07 4 C 0 200000.0000 0.0000 A 19143800.0000 I By NAI and NAI EH CBS Class A common stock 40.0000 D CBS Class B common stock 202493.0000 D Shares of Class A Common Stock were converted to shares of Class B Common Stock on a one-to-one basis for no consideration pursuant to the terms of the Class A Common Stock under the Issuer's Amended and Restated Certificate of Incorporation. Of these securities, (i) 16,871,812 shares are owned directly by National Amusements, Inc. (NAI); and (ii) 3,110,787 shares are owned directly by NAI Entertainment Holdings LLC (NAI EH). NAI EH is a wholly-owned subsidiary of NAI. The shares owned directly by NAI EH may also be deemed to be beneficially owned by NAI, and such shares, as well as the shares owned directly by NAI, may also be deemed to be beneficially owned by Sumner M. Redstone, who is the controlling stockholder of NAI. Of these securities, (i) 8,203,523 shares are owned directly by National Amusements, Inc. (NAI); and (ii) 10,940,277 shares are owned directly by NAI Entertainment Holdings LLC (NAI EH). NAI EH is a wholly-owned subsidiary of NAI. The shares owned directly by NAI EH may also be deemed to be beneficially owned by NAI, and such shares, as well as the shares owned directly by NAI, may also be deemed to be beneficially owned by Sumner M. Redstone, who is the controlling stockholder of NAI. /s/ Matthew D. Morgeson, Attorney-in-fact 2019-03-11 By: Tad Jankowski, Vice President 2019-03-11