- ------------------------------------------------------------------------------- - ------------------------------------------------------------------------------- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ---------------- FORM 10-Q/A (Amendment No. 1) ---------------- QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2000 SIMON PROPERTY GROUP, INC. SPG REALTY CONSULTANTS, INC. (Exact name of registrant as specified (Exact name of registrant as specified in its charter) in its charter) Delaware Delaware (State of incorporation or (State of incorporation or organization) organization) 001-14469 001-14469-01 (Commission File No.) (Commission File No.) 046268599 13-2838638 (I.R.S. Employer Identification No.) (I.R.S. Employer Identification No.) National City Center National City Center 115 West Washington Street, Suite 15 115 West Washington Street, Suite 15 East East Indianapolis, Indiana 46204 Indianapolis, Indiana 46204 (Address of principal executive (Address of principal executive offices) offices) (317) 636-1600 (317) 636-1600 (Registrant's telephone number, (Registrant's telephone number, including area code) including area code) Indicate by check mark whether the Registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the Registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. YES [X] NO [_] As of November 7, 2000, 168,730,718 shares of common stock, par value $0.0001 per share, 3,200,000 shares of Class B common stock, par value $0.0001 per share, and 4,000 shares of Class C common stock, par value $0.0001 per share of Simon Property Group, Inc. were outstanding, and were paired with 1,719,347 shares of common stock, par value $0.0001 per share, of SPG Realty Consultants, Inc. - ------------------------------------------------------------------------------- - ------------------------------------------------------------------------------- 1

Simon Property Group hereby amends its Form 10-Q for the period ended September 30, 2000 to include a signature page, which was unintentionally omitted from the original EDGAR filing. No other modifications were made to the previously filed Form 10-Q. SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Simon Property Group, Inc. and SPG Realty Consultants, Inc. /s/ John Dahl John Dahl, Senior Vice President and Chief Accounting Officer (Principal Accounting Officer) Date: November 10, 2000

SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized. Simon Property Group, Inc. and SPG Realty Consultants, Inc. /s/ John Dahl John Dahl, Senior Vice President and Chief Accounting Officer (Principal Accounting Officer) Date: November 10, 2000 28