David Simon, the chairman and chief executive officer of Simon Property Group, has passed away at the age of 64 due to cancer. Bloomberg posted on X, highlighting the impact of his leadership on the U.S. shopping mall industry. Simon was known for his significant contributions to the retail real estate sector, steering the company through various economic challenges. His leadership and vision were instrumental in shaping Simon Property Group into a prominent player in the industry. The company has not yet announced plans for his succession.