UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): May 13, 2026

SIMON PROPERTY GROUP, INC.

(Exact name of registrant as specified in its charter)

Indiana 001-14469 04-6268599
(State or other jurisdiction
of incorporation)
(Commission
File Number)
(IRS Employer
Identification No.)
225 West Washington Street
Indianapolis, Indiana 46204
(Address of principal executive offices) (Zip Code)

Registrant’s telephone number, including area code: (317) 636-1600

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
¨Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
¨Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
¨Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class Trading
Symbol
Name of each exchange on which
registered
Common stock, $0.0001 par value SPG New York Stock Exchange
83/8% Series J Cumulative Redeemable Preferred Stock, $0.0001 par value SPGJ New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b- 2 of this chapter).

Emerging growth company ¨

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

ITEM 5.07 Submission of Matters to a Vote of Security Holders

The 2026 Annual Meeting of shareholders of Simon Property Group, Inc. (the “Company”), was held on May 13, 2026 (the “Meeting”).

The vote tabulation for each proposal considered at the Meeting is as follows:

Proposal 1 - Election of Directors

The Company’s shareholders elected each of the following directors to serve until the Company’s 2027 annual meeting of shareholders and until their successors have been duly elected and qualified by the following votes:

FOR AGAINST ABSTAIN BROKER
NON-VOTE
Glyn F. Aeppel 241,694,842 33,604,264 720,535 18,859,613
Martin J. Cicco 274,282,526 1,007,486 729,629 18,859,613
Larry C. Glasscock 254,053,957 21,231,949 733,735 18,859,613
Nina P. Jones 273,189,865 2,116,230 713,546 18,859,613
Reuben S. Leibowitz 250,569,867 24,703,016 746,758 18,859,613
Randall J. Lewis 273,152,875 2,144,178 722,588 18,859,613
Gary M. Rodkin 265,125,478 10,171,460 722,703 18,859,613
Peggy Fang Roe 265,527,365 9,284,229 1,208,047 18,859,613
Stefan M. Selig 270,972,868 4,303,478 743,295 18,859,613
Daniel C. Smith, Ph.D. 262,609,402 12,667,524 742,715 18,859,613
Marta R. Stewart 271,694,426 3,608,920 716,295 18,859,613

The voting trustee who votes the Company’s Class B common stock voted all 8,000 outstanding Class B shares for the election of the following two (2) persons as directors:

FOR AGAINST ABSTAIN BROKER
NON-VOTE
Eli Simon 8,000 0 0 0
Richard S. Sokolov 8,000 0 0 0

Proposal 2 - Advisory Vote to Approve the Compensation of our Named Executive Officers

The Company’s shareholders approved, on an advisory basis, the compensation of the Company’s named executive officers by the following votes:

BROKER
FOR AGAINST ABSTAIN NON-VOTE
191,490,165 83,587,104 942,372 18,859,613

Proposal 3 - Ratification of Independent Registered Public Accounting Firm

The Company’s shareholders ratified the appointment of Ernst & Young LLP as the Company’s independent registered public accounting firm for 2026 by the following votes:

FOR AGAINST ABSTAIN
278,241,875 16,487,065 150,314

SIGNATURES

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.

Date: May 15, 2026

SIMON PROPERTY GROUP, INC.
By: /s/ Steven E. Fivel
Steven E. Fivel
General Counsel and Secretary