X0306 4 2020-05-18 0000813828 ViacomCBS Inc. VIACA,VIAC 0001347876 Bakish Robert M 1515 BROADWAY NEW YORK NY 10036 1 1 President and CEO Class B common stock 2020-05-18 4 M 0 5178.0000 0 A 278484.0000 D Class B common stock 2020-05-18 4 F 0 2535.0000 19.0500 D 275949.0000 D Class B common stock 110.0000 I By Daughter Class B common stock 33.0000 I By Daughter Class B common stock 2752.0000 I By 401(k) Restricted Share Units 2020-05-18 4 M 0 5178.0000 D Class B common stock 5178.0000 0.0000 D These shares were issued on May 18, 2020 upon vesting of the last of four equal annual installments of Restricted Share Units ("RSUs") that were granted on May 18, 2016. On the date of vesting, the closing price of the Class B Common Stock on The NASDAQ Global Select Market was $19.05 per share. Includes shares acquired periodically pursuant to a dividend reinvestment program meeting the requirements of Rule 16a-11. These shares were withheld by ViacomCBS to satisfy tax liability incident to the vesting of, and delivery of shares underlying, the RSUs, and were not actually sold or otherwise disposed of in an open-market transaction. Initially granted under the Viacom Inc. 2016 Long-Term Management Incentive Plan for no consideration. /s/ Christa A. D'Alimonte, Attorney-in-Fact for Robert M. Bakish 2020-05-20