Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 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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(Print or Type Responses)

1. Name and Address of Reporting Person * Aperture Sponsor LLC 2. Issuer Name and Ticker or Trading Symbol Aperture AC [APUR] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 1150 WEST OLYMPIC BOULEVARD, SUITE 1050, 3. Date of Earliest Transaction (Month/Day/Year) 05/22/2026 (Street) LOS ANGELES, CA 90064 4. If Amendment, Date Original Filed (Month/Day/Year) 6. Individual or Joint/Group Filing (Check Applicable Line) ___ Form filed by One Reporting Person _X_ Form filed by More than One Reporting Person (City) (State) (Zip) 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 Class A ordinary shares 05/22/2026 P 223,000(1)(2) A $10 223,000 D(3)

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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Aperture Sponsor LLC 1150 WEST OLYMPIC BOULEVARD, SUITE 1050 LOS ANGELES, CA 90064		X
Kung Calvin C/O APERTURE AC 835 WILSHIRE BLVD., 5TH FLOOR LOS ANGELES, CA 90017		X	Chief Executive Officer

Signatures

/s/ Calvin Kung, Managing Member of Aperture Sponsor LLC		05/27/2026
**Signature of Reporting Person		Date
/s/ Calvin Kung		05/27/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Reflects the 223,000 Class A ordinary shares of Aperture AC (the "Issuer") that are included in the 223,000 private placement units of the Issuer purchased by Aperture Sponsor LLC ("Sponsor"). Each private placement unit was purchased for $10 per unit and consists of one Class A ordinary share and one right to receive one-fourth (1/4) of one Class A ordinary share upon consummation of the Issuer's initial business combination.
(2)	Does not include the 3,828,082 Class B ordinary shares held by the Sponsor (55,479 of which were returned to the Issuer for no consideration and cancelled in connection with the underwriters' partial exercise of the over-allotment option), which Class B ordinary shares will automatically convert into Class A ordinary shares at the time of the Issuer's initial business combination on a one-for-one basis, or at any time prior to the Issuer's initial business combination, at the option of the holder, subject to adjustment as described under the heading "Description of Securities - Founder Shares" in the Issuer's registration statement on Form S-1 (File No. 333-291583).
(3)	The Sponsor is the record holder of the shares reported herein. Calvin Kung is the managing member of the Sponsor and holds voting and investment discretion with respect to the securities held by the Sponsor. As such, Mr. Kung may be deemed to have beneficial ownership of the securities held of record by the Sponsor. Mr. Kung disclaims any beneficial ownership except to the extent of their pecuniary interest therein.

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