Vanguard Portfolio Management (SPG) discloses 27.9M-share Simon Property Group stake

Rhea-AI Filing Summary

Vanguard Portfolio Management LLC, together with certain affiliates, reports beneficial ownership of Simon Property Group Inc common stock on an amended Schedule 13G. The group reports beneficial ownership of 27,956,842 shares, representing 8.62% of the outstanding common stock.

They report sole voting power over 78,168 shares and sole dispositive power over 27,956,842 shares, with no shared voting or dispositive power. Vanguard entities and managed accounts have the right to receive dividends and sale proceeds on these securities, but no other single person has an interest in more than 5% of the class.

Key Figures

Beneficially owned shares: 27,956,842 shares Percent of class: 8.62% Sole voting power: 78,168 shares +3 more

6 metrics

Beneficially owned shares 27,956,842 shares Simon Property Group common stock beneficially owned by Vanguard Portfolio Management and affiliates

Percent of class 8.62% Percentage of Simon Property Group common stock class reported as beneficially owned

Sole voting power 78,168 shares Shares of Simon Property Group over which Vanguard Portfolio Management has sole voting power

Shared voting power 0 shares Shares of Simon Property Group over which Vanguard Portfolio Management has shared voting power

Sole dispositive power 27,956,842 shares Shares of Simon Property Group over which Vanguard Portfolio Management has sole dispositive power

Shared dispositive power 0 shares Shares of Simon Property Group over which Vanguard Portfolio Management has shared dispositive power

Key Terms

beneficially owned, sole dispositive power, sole voting power, Schedule 13G, +1 more

5 terms

beneficially owned financial

"this reflects the securities beneficially owned, or deemed to be beneficially owned, by Vanguard"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

sole dispositive power financial

"Sole power to dispose or to direct the disposition of: 27956842"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

sole voting power financial

"Sole power to vote or to direct the vote: 78168"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

Schedule 13G regulatory

"In accordance with SEC Release No. 34-39538 ... securities beneficially owned"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

Investment Company Act of 1940 regulatory

"investment companies registered under the Investment Company Act of 1940 and other managed accounts"

A U.S. federal law that sets the rulebook for pooled investment vehicles such as mutual funds, exchange-traded funds and similar money managers, requiring them to register with regulators, disclose holdings and fees, limit conflicts of interest, and follow governance standards. It matters to investors because these protections and transparency rules act like a referee and scoreboard, helping people compare funds, trust that managers follow fair practices, and spot hidden costs or risks.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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FAQ

What percentage of Simon Property Group (SPG) shares does Vanguard Portfolio Management report owning?

Vanguard Portfolio Management reports beneficial ownership of 8.62% of Simon Property Group’s common stock, representing 27,956,842 shares. This ownership is reported on an amended Schedule 13G, reflecting holdings across Vanguard-managed funds and accounts.

How many Simon Property Group (SPG) shares does Vanguard Portfolio Management control dispositively?

Vanguard Portfolio Management reports sole dispositive power over 27,956,842 shares of Simon Property Group common stock. This means it can direct how these shares are disposed of, with no reported shared dispositive power.

What voting power does Vanguard Portfolio Management have over Simon Property Group (SPG) shares?

Vanguard Portfolio Management reports sole voting power over 78,168 shares of Simon Property Group common stock and no shared voting power. The remaining reported beneficially owned shares are held without sole or shared voting authority.

Which entities are included in Vanguard Portfolio Management’s Simon Property Group (SPG) holdings?

The reported holdings reflect securities beneficially owned by Vanguard Portfolio Management LLC and affiliates, including Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC, as well as Vanguard funds and certain managed client accounts.

Does any other single investor hold more than 5% through Vanguard’s Simon Property Group (SPG) position?

No. Vanguard states that while its entities and managed accounts have rights to dividends and sale proceeds, no one other person’s interest in the securities reported is more than 5% of the class of Simon Property Group common stock.

Who signed the Simon Property Group (SPG) Schedule 13G/A for Vanguard Portfolio Management?

The Schedule 13G/A was signed by My Trieu-Gatt, identified as Authorized Signatory, Head of Global Fund Administration, on behalf of Vanguard Portfolio Management in connection with its Simon Property Group holdings.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Simon Property Group Inc

(Name of Issuer)

Common Stock

(Title of Class of Securities)

828806109

(CUSIP Number)

06/30/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): 828806109

1

Names of Reporting Persons

Vanguard Portfolio Management

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

PENNSYLVANIA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 78,168.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 27,956,842.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

27,956,842.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.62 %

12

Type of Reporting Person (See Instructions)

IA

Comment for Type of Reporting Person: In accordance with SEC Release No. 34-39538 (January 12, 1998), this Schedule 13G reflects the securities beneficially owned, or deemed to be beneficially owned, by Vanguard Portfolio Management LLC and the following affiliates of Vanguard Portfolio Management LLC or business divisions of such affiliates: Vanguard Fiduciary Trust Company and Vanguard Global Advisers, LLC. This Schedule 13G includes securities held by Vanguard funds, or sleeves thereof, over which Vanguard Portfolio Management LLC exercises dispositive power, in addition to securities held by clients over which the affiliates or business divisions of such affiliates indicated above exercise dispositive and/or voting power. This Schedule 13G does not include securities, if any, beneficially owned by other subsidiaries or affiliates of Vanguard Portfolio Management LLC, or business divisions of such subsidiaries whose ownership of securities is disaggregated from that of the reporting business unit in accordance with such release.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Simon Property Group Inc
(b)	Address of issuer's principal executive offices: 225 West Washington Street, Indianapolis, IN, 46204
Item 2.
(a)	Name of person filing: Vanguard Portfolio Management
(b)	Address or principal business office or, if none, residence: 100 Vanguard Blvd,, Malvern, PA, 19355
(c)	Citizenship: PA
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 828806109
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 27956842
(b)	Percent of class: 8.62 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 78168
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 27956842
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. Vanguard Portfolio Management, including investment companies registered under the Investment Company Act of 1940 and other managed accounts, have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the securities reported herein.No one other person's interest in the securities reported herein is more than 5%.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Vanguard Portfolio Management

Signature:	My Trieu-Gatt
Name/Title:	Authorized Signatory, Head of Global Fund Administration
Date:	07/31/2026