INDIANAPOLIS, Dec 18, 2003 /PRNewswire-FirstCall via Comtex/ -- Simon Property Group, Inc. (NYSE: SPG) announced today that financial results for the quarter ended December 31, 2003, will be released after the market close on February 5, 2004. The Company will host its quarterly earnings conference call and an audio webcast on February 6th at 11:00 a.m. Eastern Standard Time.

The live webcast will be available in listen-only mode at www.simon.com (About Simon tab), www.companyboardroom.com and www.streetevents.com . If you are unable to participate during the live webcast, an audio replay will be available beginning at 1:00 p.m. Eastern Standard Time on February 6, 2004, and will be available until midnight, February 20, 2004, by dialing 1-888-286-8010 and entering the passcode "28362652". The call will also be archived on www.simon.com, www.companyboardroom.com and www.streetevents.com for approximately 90 days.

Simon Property Group, Inc., headquartered in Indianapolis, Indiana, is a real estate investment trust engaged in the ownership and management of income-producing properties, primarily regional malls and community shopping centers. Through its subsidiary partnerships, it currently owns or has an interest in 245 properties containing an aggregate of 190 million square feet of gross leasable area in 37 states, as well as nine assets in Europe and Canada. Additional Simon Property Group information is available at www.simon.com .

SOURCE Simon Property Group, Inc.

Investors, Shelly Doran, +1-317-685-7330, or Media, Les Morris,
+1-317-263-7711, both of Simon Property Group, Inc.