Simon Property Group — May 12, 2025 release

2025 Guidance The Company’s estimates for net income attributable to common stockholders per diluted share and Real Estate FFO per diluted share for the year ending December 31, 2025 are included in the table below and are reconciled in the Company’s supplemental information. The Company is reaffirming its outlook for Real Estate FFO of  $12.40 to $12.65 per diluted share. ​ ​ ​ ​ Low End ​ ​ High End ​ ​ Estimated net income attributable to common stockholders per diluted share ​ ​ ​ $ 6.67 ​ ​ ​ ​ $ 6.92 ​ ​ ​ Estimated Real Estate FFO per diluted share ​ ​ ​ $ 12.40 ​ ​ ​ ​ $ 12.65 ​ ​ Conference Call Simon will hold a conference call to discuss the quarterly financial results today from 5:00 p.m. to 6:00 p.m. Eastern Daylight Time, Monday, May 12, 2025. A live webcast of the conference call will be accessible in listen-only mode at investors.simon.com. An audio replay of the conference call will be available until May 19, 2025. To access the audio replay, dial 1-844-512-2921 (international + 1-412-317-6671 ) passcode 13753110.   ​   1Q 2025 SUPPLEMENTAL ​ ​ ​ ​ 3   ​ TABLE OF CONTENTS   EARNINGS RELEASE Supplemental Materials and Website Supplemental information on our first quarter 2025 performance is available at investors.simon.com. This information has also been furnished to the SEC in a current report on Form