Pursuant to the requirements of the Securities Exchange Act of 1934, this Report has been signed below by the following persons on behalf of the Registrant and in the capacities and on the dates indicated. 131 Signature Title Date /s/ GIOVANNI CAFORIO, M.D. Chairman of the Board and Chief Executive Officer February 10, 2021 (Giovanni Caforio, M.D.) (Principal Executive Officer) /s/ DAVID V. ELKINS Chief Financial Officer February 10, 2021 (David V. Elkins) (Principal Financial Officer) /s/ KAREN SANTIAGO Senior Vice President and Corporate Controller February 10, 2021 (Karen Santiago) (Principal Accounting Officer) /s/ PETER J. ARDUINI Director February 10, 2021 (Peter J. Arduini) /s/ ROBERT BERTOLINI Director February 10, 2021 (Robert Bertolini) /s/ MICHAEL W. BONNEY Director February 10, 2021 (Michael W. Bonney) /s/ MATTHEW W. EMMENS Director February 10, 2021 (Matthew W. Emmens) /s/ JULIA A. HALLER, M.D. Director February 10, 2021 (Julia A. Haller, M.D.) /s/ DINESH C. PALIWAL Director February 10, 2021 (Dinesh C. Paliwal) /s/ PAULA A. PRICE Director February 10, 2021 (Paula A. Price) /s/ DERICA W. RICE Director February 10, 2021 (Derica W. Rice) /s/ THEODORE R. SAMUELS Director February 10, 2021 (Theodore R. Samuels) /s/ VICKI L. SATO, PH.D. Director February 10, 2021 (Vicki L. Sato, Ph.D.) /s/ GERALD L. STORCH Director February 10, 2021 (Gerald L. Storch) /s/ KAREN H. VOUSDEN, PH.D. Director February 10, 2021 (Karen H. Vousden, Ph.D.) /s/ PHYLLIS R. YALE Director February 10, 2021 (Phyllis R. Yale)