[Form 4] Simon Property Group, Inc. Insider Trading Activity

Rhea-AI Filing Summary

Marta R. Stewart, a director of Simon Property Group (SPG), reported a purchase of company common stock on 08/14/2025. The filing shows 42 shares were acquired at a price of $171.54 per share, increasing Stewart's beneficial ownership to 16,122 shares. The Form 4 was signed on 08/15/2025 by Stewart's attorney-in-fact, Steven E. Fivel. No derivative transactions or additional explanatory remarks are included in the filing.

Insights

Financial Analyst

TL;DR: Insider purchase of 42 SPG shares at $171.54 increases a director's stake to 16,122 shares; transaction is small relative to typical institutional holdings.

The Form 4 documents a straightforward open-market purchase coded "P" on 08/14/2025 for 42 shares at $171.54, yielding total beneficial ownership of 16,122 shares. The transaction size is immaterial in isolation and does not alter capital structure or signaling materially for investors. The filing contains no derivatives or additional compensation-related items.

Corporate Governance Expert

TL;DR: Director-level purchase disclosed promptly via Form 4; procedural signature by attorney-in-fact recorded 08/15/2025.

The disclosure meets Section 16 reporting requirements: reporting person identified as a director, transaction date 08/14/2025, and signature by attorney-in-fact on 08/15/2025. The filing includes no amendments, no indirect ownership notes, and no derivative activity. From a governance perspective this is a routine insider purchase disclosure with no material governance implications stated.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

STEWART MARTA R

(Last) (First) (Middle)

2405 SANDFIDDLER ROAD

(Street)

VIRGINIA BEACH VA 23456

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
SIMON PROPERTY GROUP INC /DE/ [ SPG ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
08/14/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/14/2025		P		42	A	$171.54	16,122	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

	/s/ Marta R. Stewart by her attorney-in-fact, Steven E. Fivel	08/15/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did Marta R. Stewart report for SPG?

The Form 4 reports a purchase of 42 shares of SPG common stock on 08/14/2025 at $171.54 per share.

How many SPG shares does Marta R. Stewart beneficially own after the transaction?

Following the reported transaction, Marta R. Stewart beneficially owns 16,122 shares.

When was the Form 4 for SPG signed and by whom?

The Form 4 was signed on 08/15/2025 by Marta R. Stewart's attorney-in-fact, Steven E. Fivel.

Were any derivative securities reported in this SPG Form 4?

No. The filing contains no derivative securities or related transactions.

What transaction code is shown on the SPG Form 4?

The transaction is reported with code "P", as stated in the filing.