Schedule 13G: Westchester owns 1,224,987 SIMAW shares (5.33%)

Rhea-AI Filing Summary

Westchester Capital Management, LLC reports beneficial ownership of 1,224,987 Class A ordinary shares of SIM Acquisition Corp. I, representing 5.33% of the outstanding class. The Schedule 13G shows the position is held on behalf of client funds for which Westchester serves as sub-advisor, including The Merger Fund, The Merger Fund VL, Virtus Westchester Credit Event Fund and JNL Multi-Manager Alternative Fund. Voting and disposition powers are split between 76,895 shares held with sole power and 1,148,092 shares held with shared power. Westchester certifies the securities are held in the ordinary course of business and not for the purpose of changing or influencing control.

Insights

Securities Analyst

TL;DR: Westchester discloses a material passive stake of 5.33% (1.22M shares) in SIM Acquisition Corp. I.

The Schedule 13G indicates a meaningful beneficial position that exceeds the 5% disclosure threshold, with a large portion of the position reported as shared voting and dispositive power. As a sub-advisor holding shares for multiple funds, Westchester frames the position as passive and acquired in the ordinary course, which aligns with Schedule 13G disclosure practices rather than an active 13D intent to influence control. For investors, the filing signals concentrated institutional exposure without stated change-in-control objectives.

Corporate Governance Expert

TL;DR: The filing documents institutional ownership and governance exposure but disclaims intent to change issuer control.

The reported split—76,895 shares with sole power and 1,148,092 with shared power—suggests Westchester manages voting authority across accounts rather than exercising unilateral control. The certification that holdings are held in the ordinary course and not to influence control is a standard governance disclosure that reduces immediate regulatory or takeover signalling. This remains material ownership information for governance oversight and shareholder registries.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

SIM Acquisition Corp. I

(Name of Issuer)

Class A ordinary shares, $0.0001 par value per share

(Title of Class of Securities)

G8431T101

(CUSIP Number)

06/30/2025

(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)

SCHEDULE 13G

CUSIP No. G8431T101

1

Names of Reporting Persons

Westchester Capital Management, LLC

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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 76,895.00
6	Shared Voting Power 1,148,092.00
7	Sole Dispositive Power 76,895.00
8	Shared Dispositive Power 1,148,092.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,224,987.00

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)

5.33 %

12

Type of Reporting Person (See Instructions)

IA

Comment for Type of Reporting Person: * Based on 23,000,000 Shares outstanding as of May 14, 2025, as reported in the Issuer's Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission on May 14, 2025.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: SIM Acquisition Corp. I
(b)	Address of issuer's principal executive offices: 78 SW 7th Street, Suite 500, Miami, Florida, 33130
Item 2.
(a)	Name of person filing: Westchester Capital Management, LLC ("Westchester"), a Delaware limited liability company Westchester, a registered investment adviser, serves as sub-advisor to each of The Merger Fund ("MF"), The Merger Fund VL ("MF VL"), Virtus Westchester Credit Event Fund ("CEF") and JNL Multi-Manager Alternative Fund ("JARB", together with MF, MF VL and CEF, the "Funds"). The Funds directly hold Ordinary Shares of the Company for the benefit of the investors in those Funds. Mr. Roy Behren and Mr. Michael T. Shannon each serve as Co-Presidents of Westchester.
(b)	Address or principal business office or, if none, residence: Westchester Capital Management, LLC 100 Summit Lake Drive, Valhalla, NY 10595
(c)	Citizenship: Westchester is organized under the laws of the State of Delaware.
(d)	Title of class of securities: Class A ordinary shares, $0.0001 par value per share
(e)	CUSIP No.: G8431T101
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: 1,224,987
(b)	Percent of class: 5.33%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 76,895
	(ii) Shared power to vote or to direct the vote: 1,148,092
	(iii) Sole power to dispose or to direct the disposition of: 76,895
	(iv) Shared power to dispose or to direct the disposition of: 1,148,092
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
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.

Westchester Capital Management, LLC

Signature:	/s/ CaSaundra Wu
Name/Title:	CaSaundra Wu, Chief Compliance Officer
Date:	08/14/2025