X0306 4 2021-11-30 0000813828 ViacomCBS Inc. VIACA,VIAC 0001347876 Bakish Robert M 1515 BROADWAY NEW YORK NY 10036 1 1 President and CEO Class B common stock 2021-11-30 4 M 0 85034.0000 0 A 519293.0000 D Class B common stock 2021-11-30 4 F 0 45179.0000 30.9500 D 474114.0000 D Class B common stock 110.0000 I By Daughter Class B common stock 33.0000 I By Daughter Class B common stock 2853.0000 I By 401(k) Restricted Share Units 2021-11-30 4 M 0 85034.0000 0.0000 D 2021-11-30 Class B common stock 85034.0000 255102.0000 D The shares identified in Table I were issued on November 30, 2021, upon vesting of the first of four equal annual installments of the Restricted Share Units ("RSUs") identified in Table II, which were initially granted on November 30, 2020. On November 30, 2021, the closing price of the Class B common stock on The NASDAQ Global Select Market was $30.95 per share. 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. Granted under ViacomCBS's long-term incentive plan for no consideration. /s/ Christa A. D'Alimonte, Attorney-in-Fact for Robert M. Bakish 2021-12-02