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

Rhea-AI Filing Summary

Wayfair Inc. (symbol W) has filed a Form 144 indicating the intention to sell 180,943 Class A shares through Fidelity Brokerage Services on or about 01 July 2025. The shares carry an aggregate market value of $9.51 million and represent roughly 0.17 % of the company’s 103.66 million shares outstanding.

The shares were originally acquired on 01 January 2002 as “Founder Shares” received as compensation. Within the past three months, related parties named in the filing—Steven K. Conine and the Conine Family Foundation—have already sold 153,963 shares for total gross proceeds of approximately $6.71 million.

• Proposed sale class: Class A
• Broker: Fidelity Brokerage Services LLC, Smithfield RI
• Exchange: NYSE
• Planned sale date: 07/01/2025
• Recent insider sales (last 3 months): ~154 k shares

While the dollar amount is sizeable, the percentage of outstanding shares is small, suggesting limited direct dilution. Nonetheless, the continued disposition of shares by founder-linked entities may influence investor sentiment.

Positive

• None.

Negative

• Founder-linked parties intend to sell 180,943 shares valued at $9.51 million after recently divesting ~154 k shares, which could signal reduced insider confidence.

Insights

Securities Analyst

TL;DR – Small (0.17 %) insider sale; minimal dilution, sentiment watch.

The filing covers 180,943 shares worth $9.51 million, only 0.17 % of Wayfair’s float. Liquidity impact is negligible; however, when combined with the 154 k shares sold in the prior three months, the data show consistent selling pressure from founder-linked accounts. Such activity can cap near-term upside, but the volume is far below thresholds that usually trigger mechanical market effects. I classify the event as neutral from a valuation standpoint; investors should monitor for further sales patterns.

Corporate Governance Expert

TL;DR – Ongoing founder sales may raise governance & confidence concerns.

Rule 144 filings give transparency into insider intent. Founder-related parties have liquidated ~154 k shares and now seek to dispose of another 180,943 shares. Although the stake is small in percentage terms, repeated sales can be interpreted as waning long-term commitment. No disclosure of a 10b5-1 plan date is provided, which may draw scrutiny. I view the pattern as a modestly negative governance signal, warranting attention if the cadence persists.

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

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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^*

LEIBOWITZ REUBEN S

(Last) (First) (Middle)

680 FIFTH AVENUE, 25TH FL

(Street)

NEW YORK NY 10019

(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)
06/30/2025

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	06/30/2025		P(1)		522	A	$159.29(1)	58,195	D
Common Stock								2,500	I	By Spouse
Common Stock								5,000(2)	I	By Leibowitz Foundation
Common Stock								2,500(2)	I	By Maxsim Charitable Remainder Trust
Common Stock								1,400(2)	I	By trusts

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:

1. Represents shares of common stock acquired through the reinvestment of dividends received on restricted stock awarded to the Reporting Person as non-cash compensation under the Simon Property Group, L.P. 2019 Stock Incentive Plan.

2. The Reporting Person disclaims beneficial ownership of these securities and the inclusion of these shares in the report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purpose.

	/s/ Reuben S. Leibowitz by his attorney-in-fact, Steven E. Fivel	07/01/2025
	** 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

How many Wayfair (W) shares are insiders proposing to sell in the latest Form 144?

The filing covers 180,943 Class A shares.

What is the market value of the shares listed in Wayfair’s Form 144?

The aggregate market value is $9.51 million.

What percentage of Wayfair’s outstanding shares does the proposed sale represent?

Approximately 0.17 % of the 103.66 million shares outstanding.

When is the planned sale date for the 180,943 Wayfair shares?

The approximate sale date noted in the filing is 07/01/2025.

How many Wayfair shares have related parties sold in the past three months?

The filing lists 153,963 shares sold during the last three-month period, generating about $6.71 million in gross proceeds.

Which broker will handle the proposed Wayfair share sale?

Fidelity Brokerage Services LLC, Smithfield, Rhode Island.