ARENA PHARMACEUTICALS INC Compensation Agreements

Summary of compensation for Arena's non-employee directors, approved June 12, 2020 (Filed With SEC on August 5, 2020)

Summary of compensation for Arena's non-employee directors, approved June 13, 2019 (Filed With SEC on August 9, 2019)

Summary of Non-Employee Director Compensation program, approved June 13, 2018 (Filed With SEC on July 10, 2018)

Summary of compensation for Arenas non-employee directors (Filed With SEC on August 8, 2017)

Arena Pharmaceuticals, Inc. Non-Employee Director Compensation Beginning June 13, 2016 (Filed With SEC on August 9, 2016)

Arena Pharmaceuticals, Inc. Non-Employee Director Compensation Beginning July 1, 2014 (Filed With SEC on November 6, 2014)

Arena Pharmaceuticals, Inc. Non-Employee Director Compensation Beginning January 1, 2013 (Filed With SEC on May 9, 2013)

Arena Pharmaceuticals, Inc. Non-Employee Director Compensation Through December 31, 2012 (Filed With SEC on March 1, 2013)

Arena Pharmaceuticals, Inc. Non-Employee Director Compensation (Filed With SEC on August 9, 2011)

Arena Pharmaceuticals, Inc. Non-employee Director Compensation (Filed With SEC on March 15, 2011)

Arena Pharmaceuticals, Inc. Non-employee Director Compensation (Filed With SEC on March 16, 2009)

ArenaPharmaceuticals, Inc. Non-employeeDirector Compensation (Filed With SEC on March 5, 2008)

ARENAPHARMACEUTICALS, INC. 2002EQUITY COMPENSATION PLAN (Filed With SEC on January 21, 2005)

ARENA PHARMACEUTICALS, INC. DEFERRED COMPENSATION PLAN (Filed With SEC on March 1, 2004)